List of observatory codes

Last updated

This is a list of observatory codes (IAU codes or MPC codes) published by the Minor Planet Center. [1] For a detailed description, see observations of small Solar System bodies .

List

Obs. code
Map
Observatories, programs, surveys, and dedicated telescopesCTRYRegionMPC description
000 Royal Observatory, Greenwich Flag of the United Kingdom.svg ENGGreenwich
001 Isaac Roberts' Observatory Flag of the United Kingdom.svg ENGCrowborough
002 Rayleigh Observatory, Chelmsford borough, Essex Flag of the United Kingdom.svg ENGRayleigh
003 Montpellier Observatory (Observatoire de la Babote; Montpellier Babote Observatory) Flag of France.svg OccMontpellier
004 Toulouse Observatory Flag of France.svg OccToulouse
005 Paris Observatory (Observatoire de Paris; Observatoire de Paris-Meudon) Flag of France.svg IDFMeudon
006 Fabra Observatory (Observatori Fabra) Flag of Spain.svg CTFabra Observatory, Barcelona
007 Paris Observatory (Observatoire de Paris; Observatoire de Paris-Meudon) Flag of France.svg IDFParis
008 Algiers Observatory (Centre de Recherche en Astronomie Astrophysique et Géophysique) Flag of Algeria.svg -Algiers-Bouzareah
009 Uecht Observatory (Sternwarte Uecht, Solar Observatory at Uecht) Flag of Switzerland (Pantone).svg SWGBerne-Uecht
010 CERGA Observatory (Centre de recherches en géodynamique et astrométrie) Src Flag of France.svg PACA Caussols
011 Wetzikon Observatory (Sternwarte Wetzikon) Flag of Switzerland (Pantone).svg SWGWetzikon
012 Royal Observatory of Belgium (Uccle Observatory; Observatoire Royal de Belgique; Koninklijke Sterrenwacht van België) Flag of Belgium (civil).svg BCRUccle
013 Leiden Observatory (Sterrewacht Leiden) Flag of the Netherlands.svg Zuid HollandLeiden
014 Marseille Observatory Flag of France.svg PACAMarseilles
015 Sonnenborgh Observatory Flag of the Netherlands.svg UtrechtUtrecht
016 Besançon Astronomical Observatory (Observatoire de Besançon) Flag of France.svg BFCBesançon
017 Hoher List Observatory (Observatorium Hoher List) Flag of Germany.svg RPHoher List
018 Düsseldorf-Bilk Observatory (Sternwarte Bilk) Flag of Germany.svg NRWDüsseldorf-Bilk
019 Neuchâtel Observatory Flag of Switzerland (Pantone).svg SWFNeuchatel
020 Nice Observatory (Observatoire de Nice); observer: Matthieu Conjat Src :21 Flag of France.svg PACANice
021 Karlsruhe Observatory (Sternwarte Karlsruhe) Flag of Germany.svg BWKarlsruhe
022 Observatory of Turin (Pino Torinese; Osservatorio Astronomico di Torino) Flag of Italy.svg PPino Torinese
023 Wiesbaden Observatory (Sternwarte Wiesbaden) Flag of Germany.svg HEWiesbaden
024 Heidelberg-Königstuhl State Observatory (Heidelberg Observatory; Landessternwarte Heidelberg-Königstuhl) Flag of Germany.svg BWHeidelberg-Konigstuhl
025 Stuttgart Observatory Flag of Germany.svg BWStuttgart
026 Zimmerwald Observatory (Observatorium Zimmerwald) Flag of Switzerland (Pantone).svg SWGBerne-Zimmerwald
027 Brera Astronomical Observatory (Osservatorio Astronomico di Brera) Flag of Italy.svg LoMilan
028 Würzburg Observatory (Sternwarte der Universität Würzburg) Flag of Germany.svg FBWürzburg
029 Hamburg Observatory (Bergedorf Observatory; Hamburger Sternwarte) Flag of Germany.svg HHamburg-Bergedorf
030 Arcetri Observatory (Osservatorio Astrofisico di Arcetri) Flag of Italy.svg TuArcetri Observatory, Florence
031 Sonneberg Observatory Flag of Germany.svg THSonneberg
032 Jena Observatory (Astrophysikalisches Institut und Universitäts-Sternwarte Jena) Flag of Germany.svg THJena
033 Karl Schwarzschild Observatory (Karl-Schwarzschild-Observatorium) Flag of Germany.svg THKarl Schwarzschild Observatory, Tautenburg
034 Monte Mario Observatory (Osservatorio Astronomico di Roma Sede di Monte Mario) Flag of Italy.svg LaMonte Mario Observatory, Rome
035 Østervold Observatory (Copenhagen University Observatory; Københavns Universitet Astronomisk Observatorium) Flag of Denmark.svg -Copenhagen
036 Vatican Observatory (Specola Vaticana) Flag of Vatican City (2023-present).svg -Castel Gandolfo
037 Collurania-Teramo Observatory (Osservatorio Astronomico di Collurania-Teramo) Flag of Italy.svg AbCollurania Observatory, Teramo
038 Astronomical Observatory of Trieste (Osservatorio Astronomico di Trieste) Flag of Italy.svg FTrieste
039 Lund Observatory (Lunds Universitet Institutionen för astronomi) Flag of Sweden.svg SkåneLund
040 Lohrmann Institute Flag of Germany.svg SNLohrmann Institute, Dresden
041 Innsbruck Observatory Flag of Austria.svg TyInnsbruck
042 Einstein Tower Flag of Germany.svg BBPotsdam
043 Asiago Astrophysical Observatory (Osservatorio Astrofisico di Asiago) Flag of Italy.svg VAsiago Astrophysical Observatory, Padua
044 Astronomical Observatory of Capodimonte (Osservatorio Astronomico di Capodimonte) Flag of Italy.svg CamCapodimonte Observatory, Naples
045 Vienna Observatory (since 1879) (Universitäts-Sternwarte Wien) Flag of Austria.svg ViVienna (since 1879)
046 Kleť Observatory, České Budějovice (Hvězdárna Kleť) Flag of the Czech Republic.svg JCKlet Observatory, Ceske Budejovice
047 Poznań Observatory (Obserwatorium Astronomiczne Uniwersytet im. Adama Mickiewicza w Poznaniu) Flag of Poland.svg WV Poznań
048 Hradec Králové Observatory (Hvězdárna Hradec Králové) Flag of the Czech Republic.svg Hradec KrálovéHradec Kralove
049 Kvistaberg Observatory Flag of Sweden.svg UpUppsala-Kvistaberg
050 Stockholm Observatory (before 1931) (Stockholms observatorium) Flag of Sweden.svg Stockholm (before 1931)
051 Royal Observatory, Cape of Good Hope Flag of South Africa.svg WCCape
052 Stockholm Observatory (since 1931) (Saltsjöbaden Observatory) Flag of Sweden.svg Stockholm-Saltsjobaden
053 Konkoly Observatory (Konkoly Obszervatórium) Flag of Hungary.svg BudapestKonkoly Observatory, Budapest (since 1934)
054 Brorfelde Observatory (Brorfelde Observatoriet) Flag of Denmark.svg -Brorfelde
055 Kraków Observatory Flag of Poland.svg LPVCracow
056 Skalnaté pleso Observatory (Observatórium Skalnaté pleso) Flag of Slovakia.svg PrešovSkalnate Pleso
057 Belgrade Observatory Flag of Serbia.svg -Belgrade
058 Königsberg Observatory (before 1944) Flag of the German Empire.svg
Flag of Russia.svg
KaliningradKaliningrad
059 Lomnický štít Observatory (Observatórium Lomnický štít) Flag of Slovakia.svg PrešovLomnicky Stit
060 Warsaw University Observatory Flag of Poland.svg MVWarsaw-Ostrowik
061 Uzhhorod Observatory Flag of Ukraine.svg ZakarpattiaUzhhorod
062 Iso-Heikkilä Observatory (Turku Observatory; Turun observatorio) Flag of Finland.svg SWTurku
063 Tuorla Observatory (Turku-Tuorla; Tuorlan observatorio) Flag of Finland.svg SWTurku-Tuorla
064 Kevola Observatory (Turku-Kevola; Kevolan tähtitorni) Flag of Finland.svg SWTurku-Kevola
065 Traunstein Observatory Flag of Germany.svg FBTraunstein
066 National Observatory of Athens Flag of Greece.svg -Athens
067 Astronomical Observatory of Lviv University Flag of Ukraine.svg Lviv Lviv University Observatory
068 Lviv Polytechnic Institute Flag of Ukraine.svg LvivLviv Polytechnic Institute
069 Baldone, near Riga Flag of Latvia.svg -Baldone
070 Vilnius Observatory (before 1939) Flag of Russia.svg
Flag of Poland.svg
Vilnius Vilnius (before 1939)
071 Rozhen Observatory or Bulgarian National Astronomical Observatory Flag of Bulgaria.svg -NAO Rozhen, Smolyan
072 Scheuren Observatory Flag of Germany.svg NRWScheuren Observatory
073 Bucharest Astronomical Observatory Flag of Romania.svg -Bucharest
074 Boyden Observatory Flag of South Africa.svg Free StateBoyden Observatory, Bloemfontein
075 University of Tartu Old Observatory active until 1964 (formerly Dorpat Observatory until 1919; not to be confused with modern Tartu Observatory, see L75) Flag of Estonia.svg TartuTartu
076 Johannesburg-Hartbeespoort Observatory (Union Observatory Annex), Hartbeespoort Flag of South Africa.svg North WestJohannesburg-Hartbeespoort
077 Yale-Columbia Southern Station (1925–1951) Src Flag of South Africa.svg GautengYale-Columbia Station, Johannesburg
078 Union Observatory (Johannesburg Observatory; Republic Observatory; Transvaal Observatory) Flag of South Africa.svg GautengJohannesburg
079 Radcliffe Observatory Flag of South Africa.svg GautengRadcliffe Observatory, Pretoria
080 Istanbul Observatory Flag of Turkey.svg -Istanbul
081 Leiden Southern Station, Hartbeespoort (Leiden Station, Johannesburg) Flag of South Africa.svg North WestLeiden Station, Johannesburg
082 St. Pölten Observatory Flag of Austria.svg LASt. Polten
083 Main Astronomical Observatory  [ uk ] Flag of Ukraine.svg Kyiv Holosiivskyi District, Kyiv
084 Pulkovo Observatory Flag of Russia.svg Saint PetersburgPulkovo
085 Kyiv Observatory Flag of Ukraine.svg KyivKyiv
086 Odesa Observatory Flag of Ukraine.svg - Odesa
087 Helwan Observatory Flag of Egypt.svg -Helwan
088 Kottomia Observatory Flag of Egypt.svg -Kottomia
089 Mykolaiv Observatory Flag of Ukraine.svg Mykolaiv Mykolaiv
090 Mainz Observatory Flag of Germany.svg RPMainz
091 Nurol Observatory (Observatoire de Nurol) Flag of France.svg ARAObservatoire de Nurol, Aurec sur Loire
092 Toruń Centre for Astronomy (Piwnice Astronomical Observatory; Piwnice Obserwatorium Astronomiczne) Flag of Poland.svg KPVTorun-Piwnice
093 Skibotn Observatory Flag of Norway.svg -Skibotn
094 Simeiz Observatory Flag of Ukraine.svg -Crimea-Simeis
095 1. Crimean Astrophysical Observatory
2. Crimean Astronomical Station  [ ru ] of the Sternberg Astronomical Institute
3. Gennadiy Borisov 's observatory until it received its own code L51
Flag of Ukraine.svg -Crimea-Nauchnij
096 Merate Observatory Flag of Italy.svg LoMerate
097 Wise Observatory Flag of Israel.svg -Wise Observatory, Mitzpeh Ramon
098 Cima Ekar Observing Station (Stazione osservativa di Asiago Cima Ekar; also see #043 and #209) Flag of Italy.svg VAsiago Observatory, Cima Ekar
099 Lahti Ursa Observatory (Lahden Ursan tähtitorni) Flag of Finland.svg Päijät-HämeLahti
100 Ähtäri Observatory Flag of Finland.svg South Ostrobothnia Ahtari
101 Kharkiv Observatory (Astronomical Observatory of Kharkiv National University, ХАО) Flag of Ukraine.svg Kharkiv Kharkiv
102 Zvenigorod Observatory Flag of Russia.svg MoscowZvenigorod
103 Ljubljana Observatory Flag of Slovenia.svg LjubljanaLjubljana
104 Pistoia Mountains Astronomical Observatory (San Marcello Pistoiese; Osservatorio Astronomico della Montagna Pistoiese; Osservatorio di Pian dei Termini, Pian dei Termini Observatory) Flag of Italy.svg TuSan Marcello Pistoiese
105 Moscow Observatory Flag of Russia.svg MoscowMoscow
106 Črni Vrh Observatory (Observatorij Črni Vrh) Flag of Slovenia.svg PrimorskaCrni Vrh
107 Cavezzo Observatory, (Osservatorio Astronomico "Geminiamo Montanari") Flag of Italy.svg ERCavezzo
108 Montelupo Observatory Flag of Italy.svg TuMontelupo
109 Kouba Observatory Flag of Algeria.svg -Algiers-Kouba
110 Rostov Observatory Flag of Russia.svg YaroslavlRostov
111 Piazzano Observatory Flag of Italy.svg TuPiazzano Observatory, Florence
112 Pleiade Observatory Flag of Italy.svg VPleiade Observatory, Verona
113 Drebach Observatory (Volkssternwarte Drebach), Schönbrunn Flag of Germany.svg SNVolkssternwarte Drebach, Schoenbrunn
114 Zelenchukskaya Station of the Engelhardt Observatory (see #136), Kazan University Observatory) Flag of Russia.svg Karachay-CherkessiaEngelhardt Observatory, Zelenchukskaya Station
115 Special Astrophysical Observatory (SAO) (also see #114) Flag of Russia.svg Karachay-Cherkessia Zelenchukskaya
116 Giesing Observatory, München-Giesing Flag of Germany.svg FBGiesing
117 Sendling Observatory, Munich Flag of Germany.svg FBSendling
118 Modra Observatory (Astronomické observatórium Modra; Astronomical and Geophysical Observatory, Modra) Flag of Slovakia.svg BratislavaAstronomical and Geophysical Observatory, Modra
119 Abastuman Observatory Flag of Georgia.svg -Abastuman
120 Višnjan Observatory (Zvjezdarnica Višnjan) Flag of Croatia.svg -Visnjan
121 Chuhuiv Observational Station Flag of Ukraine.svg Kharkiv Chuhuiv Raion, Kharkiv Oblast
122 Pises Observatory (Observatoire des Pises) Flag of France.svg OccPises Observatory
123 Byurakan Observatory Flag of Armenia.svg -Byurakan
124 Castres Observatory (Observatoire de Castres) Flag of France.svg OccCastres
125 Tbilisi Observatory Flag of Georgia.svg -Tbilisi
126 Monte Viseggi Observatory (Osservatorio Astronomico di Monte Viseggi), obs.: Giulio Scarfì Flag of Italy.svg LiMonte Viseggi
127 Bornheim Observatory Flag of Germany.svg NRWBornheim
128 Saratov Observatory of the Saratov State University Flag of Russia.svg SaratovSaratov
129 Ordubad Observatory Flag of Azerbaijan.svg -Ordubad
130 Lumezzane Observatory (Osservatorio Astronomico Serafino Zani) Flag of Italy.svg Lo Lumezzane
131 Observatoire de l'Ardèche Flag of France.svg ARAObservatoire de l'Ardeche
132 Bédoin Observatory (Observatoire de Bédoin); observer: Pierre Antonini Flag of France.svg PACABedoin
133 Les Tardieux Observatory; observer: Michel Bœuf Flag of France.svg PACALes Tardieux
134 Großschwabhausen Observatory of the Jena Observatory (see #032) near Jena Flag of Germany.svg THGroszschwabhausen
135 Kasan Observatory Flag of Russia.svg TatarstanKasan
136 Engelhardt Observatory of the Kazan University Observatory Flag of Russia.svg TatarstanEngelhardt Observatory, Kasan
137 Givatayim Observatory Flag of Israel.svg -Givatayim Observatory
138 Village-Neuf Observatory Flag of France.svg GEVillage-Neuf
139 Antibes Observatory; observer: Laurent Brunetto [2] Flag of France.svg PACAAntibes
140 Augerolles Observatory Flag of France.svg ARAAugerolles
141 Hottviller Observatory (Observatoire de Hottviller) Flag of France.svg GEHottviller
142 Sinsen Observatory Flag of Germany.svg NRWSinsen
143 Gnosca Observatory (Osservatorio Astronomico di Gnosca; observer: Stefano Sposetti) Flag of Switzerland (Pantone).svg SWIGnosca
144 Bray et Lu Observatory Flag of France.svg IDFBray et Lu
145 's-Gravenwezel Observatory Flag of Belgium (civil).svg VLG's-Gravenwezel
146 Frignano Observatory Flag of Italy.svg -Frignano
147 Suno Observatory (Osservatorio Astronomico di Suno; Osservatorio Astronomico Galileo Galilei) Src Flag of Italy.svg POsservatorio Astronomico di Suno
148 Guitalens Observatory (Observatoire de Guitalens; observer: Alain Klotz) [2] Flag of France.svg OccGuitalens
149 Beine-Nauroy Observatory Flag of France.svg GEBeine-Nauroy
150 Maisons Laffitte Observatory Flag of France.svg IDFMaisons Laffitte
151 Eschenberg Observatory (Sternwarte Eschenberg) Flag of Switzerland (Pantone).svg SWGEschenberg Observatory, Winterthur
152 Moletai Astronomical Observatory (MAO) Flag of Lithuania.svg -Moletai Astronomical Observatory
153 Stuttgart-Hoffeld Observatory Flag of Germany.svg BWStuttgart-Hoffeld
154 Cortina Obsrevatory (Associazione Astronomica Cortina; Osservatorio Astronomico del Col Drusciè "Helmut Ullrich"), Cortina d'Ampezzo Flag of Italy.svg VCortina
155 Ole Rømer Observatory Flag of Denmark.svg -Ole Romer Observatory, Aarhus
156 Catania Astrophysical Observatory Flag of Italy.svg SiCatania Astrophysical Observatory
157 Frasso Sabino Observatory (Osservatorio Astronomico Virginio Cesarini – Frasso Sabino) Src Flag of Italy.svg LaFrasso Sabino
158 Promiod Observatory (Osservatorio Dalai Lama di Promiod) Flag of Italy.svg AoPromiod
159 Monte Agliale Observatory (Osservatorio Astronomico di Monte Agliale) Flag of Italy.svg TuMonte Agliale
160 Castelmartini Observatory (Osservatorio Astronomico di Castelmartini, owner: E. Prosperi) Src Flag of Italy.svg TuCastelmartini
161 Cerrina Tololo Observatory Flag of Italy.svg PCerrina Tololo Observatory
162 Potenza Observatory Flag of Italy.svg BPotenza
163 Roeser Observatory Flag of Luxembourg.svg -Roeser Observatory, Luxembourg
164 St. Michel sur Meurthe Observatory Flag of France.svg GESt. Michel sur Meurthe
165 Piera Observatory (Observatori Astronomic de Piera) Flag of Spain.svg CTPiera Observatory, Barcelona
166 Úpice Observatory (Hvězdárna v Úpici) Flag of the Czech Republic.svg Hradec KrálovéUpice
167 Bülach Observatory (Sternwarte Bülach) Flag of Switzerland (Pantone).svg SWGBulach Observatory
168 Kourovskaya Observatory Flag of Russia.svg SverdlovskKourovskaya
169 Airali Observatory Flag of Italy.svg PAirali Observatory
170 Begues Observatory (Observatorio de Begues) Flag of Spain.svg CTObservatorio de Begues
171 Flarestar Observatory Flag of Malta.svg -Flarestar Observatory, San Gwann
172 Onnens Observatory Flag of Switzerland (Pantone).svg SWFOnnens
173 St Clotilde Observatory (Observatoire Sainte-Clotilde) Flag of France.svg
Flag of France.svg
RéunionSt. Clotilde, Reunion
174 Nyrölä Observatory (Nyrölän observatorio), Jyväskylä Flag of Finland.svg CFNyrola Observatory, Jyvaskyla
175 Bagnoud Observatory Flag of Switzerland (Pantone).svg SWFF.-X. Bagnoud Observatory, St-Luc
176 Consell Observatory (Observatorio Astronómico de Consell) Flag of Spain.svg IBObservatorio Astronomico de Consell
177 Le Cres Observatory, observer: Raymond Poncy  [2] Flag of France.svg OccLe Cres
178 Collonges Observatory observer: Jean-Gabriel Bosch [2] Flag of France.svg ARACollonges
179 Monte Generoso Observatory (Osservatorio del Monte Generoso) Flag of Switzerland (Pantone).svg SWIMonte Generoso
180 Mauguio Observatory Flag of France.svg OccMauguio
181 Makes Observatory (Observatoire des Makes; observers: Jean-Paul Teng, Andre Peyrot, Alain Klotz) [2] Flag of France.svg
Flag of France.svg
RéunionObservatoire des Makes, Saint-Louis
182 St Paul Observatory Flag of France.svg
Flag of France.svg
RéunionSt. Paul, Reunion
183 Starlab Observatory Flag of Russia.svg Karachay-CherkessiaStarlab Observatory, Karachay-Cherkessia
184 Valmeca Observatory Flag of France.svg PACAValmeca Observatory, Puimichel
185 Jura Observatory (Observatoire astronomique jurassien) Flag of Switzerland (Pantone).svg SWFObservatoire Astronomique Jurassien-Vicques
186 Kitab Observatory, Mt. Maydanak Flag of Uzbekistan.svg KashkadaryaKitab
187 Borowiec Astrogeodynamic Observatory Flag of Poland.svg WVAstronomical Observatory, Borowiec
188 Majdanak Observatory Flag of Uzbekistan.svg KashkadaryaMajdanak
189 Geneva Observatory (old observatory; before 1967) Flag of Switzerland (Pantone).svg SWFGeneva (before 1967)
190 Gissar Observatory Flag of Tajikistan.svg RRGissar
191 Dushanbe Observatory Flag of Tajikistan.svg RRDushanbe
192 Tashkent Observatory Flag of Uzbekistan.svg TashkentTashkent
193 Sanglok Observatory Flag of Tajikistan.svg KhatlonSanglok
194 Tivoli Observatory Flag of Namibia.svg -Tivoli
195 Untermenzing Observatory Flag of Germany.svg FBUntermenzing Observatory, Munich
196 Homburg-Erbach Observatory Flag of Germany.svg SLHomburg-Erbach
197 Bastia Observatory Flag of Italy.svg ERBastia
198 Wildberg Observatory (Observatorium Wildberg) Src Flag of Germany.svg BWWildberg
199 Buthiers Observatory (Observatoire de Buthiers) Flag of France.svg CVLButhiers
200 Beersel Hills Observatory Flag of Belgium (civil).svg VLGBeersel Hills Observatory
201 Jonathan B. Postel Observatory, Promiod Flag of Italy.svg AoJonathan B. Postel Observatory
202 Tamaris Observatoire Flag of France.svg PACATamaris Observatoire, La Seyne sur Mer
203 GiaGa Observatory Flag of Italy.svg LoGiaGa Observatory
204 Schiaparelli Observatory Flag of Italy.svg LoSchiaparelli Observatory
205 Osservatorio Casalecchio di Reno Flag of Italy.svg ERObs. Casalecchio di Reno, Bologna
206 Haagaar Observatory Flag of Norway.svg -Haagaar Observatory, Eina
207 Osservatorio Antonio Grosso Flag of Italy.svg LoOsservatorio Antonio Grosso
208 Rivalta Observatory Flag of Italy.svg ERRivalta
209 Asiago-DLR Asteroid Survey (ADAS) at the Cima Ekar Station (#098) of the Asiago Observatory (#043) Flag of Italy.svg VAsiago Observatory, Cima Ekar-ADAS
210 Almaty Observatory (Alma-Ata Observatory) Flag of Kazakhstan.svg -Alma-Ata
211 Scandicci Observatory Flag of Italy.svg TuScandicci
212 La Dehesilla Observatory (Observatorio La Dehesilla) Flag of Italy.svg
Flag of Spain.svg
ANObservatorio La Dehesilla
213 Montcabre Observatory (Observatorio Montcabre) Flag of Italy.svg
Flag of Spain.svg
CTObservatorio Montcabre
214 Garching Observatory Flag of Germany.svg FBGarching Observatory
215 Buchloe Observatory Flag of Germany.svg FBBuchloe
216 Côtes de Meuse Observatory (Observatoire des Côtes de Meuse) Flag of France.svg GEObservatoire des Cote de Meuse
217 Assy Observatory Flag of Kazakhstan.svg -Assy-Turgen
218 Hyderabad observatory Flag of India.svg -Hyderabad
219 Japal-Rangapur Observatory Flag of India.svg -Japal-Rangapur
220 Vainu Bappu Observatory Flag of India.svg -Vainu Bappu Observatory, Kavalur
221 IAS Observatory (IAS), Hakos location Flag of Namibia.svg -IAS Observatory, Hakos
222 Yerres-Canotiers Observatory Flag of France.svg IDFYerres-Canotiers
223 Madras Observatory (Indian Institute of Astrophysics) Flag of India.svg -Madras
224 Ottmarsheim Observatory (Observatoire d'Ottmarsheim), observer: Claudine Rinner Flag of France.svg GEOttmarsheim
225 Northwood Ridge Observatory, Northwood Flag of the United States.svg NHNorthwood Ridge Observatory
226 Guido Ruggieri Observatory Flag of Italy.svg VGuido Ruggieri Observatory, Padua
227 OrbitJet Observatory Flag of the United States.svg NYOrbitJet Observatory, Colden
228 Bruno Zugna Observatory Flag of Italy.svg FBruno Zugna Observatory, Trieste
229 G. C. Gloriosi Astronomical Observatory Flag of Italy.svg CamG. C. Gloriosi Astronomical Observatory, Salerno
230 Mount Wendelstein Observatory Flag of Germany.svg FBMt. Wendelstein Observatory
231 Vesqueville Observatory Flag of Belgium (civil).svg WALVesqueville
232 Masquefa Observatory Flag of Spain.svg CTMasquefa Observatory
233 Sauro Donati Astronomical Observatory Flag of Italy.svg TuSauro Donati Astronomical Observatory, San Vito
234 Coddenham Observatory Flag of the United Kingdom.svg ENGCoddenham Observatory
235 CAST Observatory Flag of Italy.svg FCAST Observatory, Talmassons
236 Tomsk Observatory Flag of Russia.svg TomskTomsk
237 Baugy Observatory Flag of France.svg CVLBaugy
238 Grorudalen Optical Observatory Flag of Norway.svg -Grorudalen Optical Observatory
239 Michael Adrian Observatory Flag of Germany.svg HETrebur
240 Herrenberg Observatory (Herrenberg Sternwarte) at Herrenberg Flag of Germany.svg BWHerrenberg Sternwarte
241 Schaerding Observatory Flag of Austria.svg UASchaerding
242 Varennes Observatory Flag of France.svg OccVarennes
243 Umbrella Observatory Flag of Germany.svg NIUmbrella Observatory, Fredenbeck
244Geocentric Occultation Observation SPACE geocentricGeocentric Occultation Observation
245 Spitzer Space Telescope SPACE Earth-trailingSpitzer Space Telescope
246 Klet Observatory near Earth and other unusual objects observations team and telescope (KLENOT) at Kleť Observatory (#046) Flag of the Czech Republic.svg JCKlet Observatory-KLENOT
247Roving Observer-geocentricRoving Observer
248 Hipparcos SPACE geostationaryHipparcos
249 SOHO SPACE L1 SOHO
250 Hubble Space Telescope SPACE LEOHubble Space Telescope
251 Arecibo Observatory Flag of the United States.svg PRArecibo
252 Goldstone DSS 13, at Goldstone Deep Space Communications Complex Flag of the United States.svg CAGoldstone DSS 13, Fort Irwin
253 Goldstone DSS 14, at Goldstone Deep Space Communications Complex Flag of the United States.svg CAGoldstone DSS 14, Fort Irwin
254 Haystack Observatory Flag of the United States.svg MAHaystack, Westford
255 Evpatoria Observatory Flag of Crimea.svg -Evpatoria
256 Green Bank Telescope Flag of the United States.svg WVGreen Bank
257 Goldstone DSS 25, at Goldstone Deep Space Communications Complex Flag of the United States.svg CAGoldstone DSS 25, Fort Irwin
258 Gaia space observatory SPACE L2 Gaia
259 EISCAT Tromso UHF Flag of Norway.svg -EISCAT Tromso UHF
260 Digitized Sky Survey (DSS) at Siding Spring Observatory (see #413) Flag of Australia (converted).svg NSWSiding Spring Observatory-DSS
261 Digitized Sky Survey (DSS) at Palomar Observatory (see #675) Flag of the United States.svg CAPalomar Mountain-DSS
262 Digitized Sky Survey (DSS) at ESA's La Silla see #809 Flag of Chile.svg CoEuropean Southern Observatory, La Silla-DSS
266 New Horizons KBO Search with the Subaru Telescope Flag of the United States.svg HINew Horizons KBO Search-Subaru
267 New Horizons KBO Search with the Canada–France–Hawaii Telescope Flag of the United States.svg HINew Horizons KBO Search-CFHT
268 New Horizons KBO Search with the Magellan II (Clay) telescope Flag of Chile.svg AfNew Horizons KBO Search-Magellan/Clay
269 New Horizons KBO Search with the Magellan I (Baade) telescope Flag of Chile.svg AfNew Horizons KBO Search-Magellan/Baade
270Unistellar Network, (also see #247 and MPC note)-geocentricUnistellar Network, Roving Observer
276 Plonsk Observatory, Płońsk Flag of Poland.svg -Plonsk
277 Royal Observatory, Edinburgh (ROE) Flag of the United Kingdom.svg SCTRoyal Observatory, Blackford Hill, Edinburgh
278 Peking, Transit of Venus site Flag of the People's Republic of China.svg BeijingPeking, Transit of Venus site
279 Seeberg Observatory, Gotha (1787–1857) Flag of Germany.svg THSeeberg Observatory, Gotha (1787-1857)
280 Lilienthal Observatory Flag of Germany.svg SHLilienthal
281 Bologna Observatory Flag of Italy.svg ERBologna
282 Nîmes Observatory Flag of France.svg OccNîmes
283 Bremen Observatory Flag of Germany.svg HBBremen
284 Driesen Observatory, formerly Germany Flag of Poland.svg LVDriesen
285 Flammarion Observatory Flag of France.svg IDFFlammarion Observatory, Juvisy
286 Yunnan Observatory Flag of the People's Republic of China.svg YunnanYunnan Observatory
290 Vatican Advanced Technology Telescope (VATT) at Mount Graham (also see #G83) Flag of the United States.svg AZMt. Graham-VATT
291 LPL/Spacewatch II (1.8-meter telescope; also see #691 ) Flag of the United States.svg AZLPL/Spacewatch II
292 Burlington Observatory Flag of the United States.svg NJBurlington, New Jersey
293 Burlington remote site Observatory Flag of the United States.svg NJBurlington remote site
294 Astrophysical Observatory, College of Staten Island Flag of the United States.svg NYAstrophysical Obs., College of Staten Island
295 Catholic University Observatory Flag of the United States.svg DCCatholic University Observatory, Washington
296 Dudley Observatory (after 1893), Schenectady Flag of the United States.svg NYDudley Observatory, Albany (after 1893)
297 Middlebury College Observatory of Middlebury College Flag of the United States.svg VTMiddlebury
298 Van Vleck Observatory, Middletown Flag of the United States.svg CTVan Vleck Observatory
299 Bosscha Observatory, Bandung Flag of Indonesia.svg -Bosscha Observatory, Lembang
300 Bisei Spaceguard CenterBATTeRS Flag of Japan.svg 33Bisei Spaceguard Center-BATTeRS
301 Observatoire du Mont Mégantic Flag of Canada (Pantone).svg QCMont Megantic
302 University of the Andes, Venezuela station (not built) Flag of Venezuela.svg MéridaUniversity of the Andes station
303 Llano del Hato National Astronomical Observatory (Observatorio Astronómico Nacional de Llano del Hato) Flag of Venezuela.svg MéridaOAN de Llano del Hato, Mérida
304 Las Campanas Observatory Flag of Chile.svg AfLas Campanas Observatory
305 Hainan Island Station – (of the Purple Mountain Obs.; see #330 ) Flag of the People's Republic of China.svg ShaanxiPurple Mountain, Hainan Island station
306 Taya Beixo Observatory Flag of Venezuela.svg LaraObservatorio Taya Beixo, Barquisimeto
307 Shattuck Observatory Flag of the United States.svg NHShattuck Observatory, Hanover
309 Paranal Observatory Flag of Chile.svg AfCerro Paranal
310 Minor Planet CenterTest Code Flag of the United States.svg MAMinor Planet Center Test Code
312 Tsingtao field Station, Xisha Islands Flag of the Republic of China.svg KaohsiungTsingtao field station, Xisha Islands
318 Quinns Rock Observatory Flag of Australia (converted).svg WAQuinns Rock
319 Perth Observatory, Perth-Lowell Telescope Flag of Australia (converted).svg WAPerth Observatory, Perth-Lowell Telescope
320 Chiro Observatory Flag of Australia (converted).svg WAChiro Observatory
321 Craigie Observatory Flag of Australia (converted).svg WACraigie
322 Perth Observatory, (Bickley-MCT) Flag of Australia (converted).svg WAPerth Observatory, Bickley-MCT
323 Perth Observatory, (Bickley) Flag of Australia (converted).svg WAPerth Observatory, Bickley
324 Shaho Station of the Beijing Astronomical Observatory Flag of the People's Republic of China.svg BeijingPeking Observatory, Shaho Station
327 Xinglong Station (NAOC) of the Beijing Astronomical Obs. Flag of the People's Republic of China.svg HebeiPeking Observatory, Xinglong Station
330 Purple Mountain Observatory Flag of the People's Republic of China.svg JiangsuPurple Mountain Observatory, Nanking
333 Desert Eagle Observatory Flag of the United States.svg AZDesert Eagle Observatory
334 Tsingtao Observatory Flag of the People's Republic of China.svg ShandongTsingtao
337 Sheshan Observatory, formerly Zô-Sé Flag of the People's Republic of China.svg ShanghaiSheshan, formerly Zo-Se
340 Toyonaka Observatory Flag of Japan.svg 27Toyonaka
341 Akashina Observatory Flag of Japan.svg 20Akashina
342 Shishikui Observatory Flag of Japan.svg 36Shishikui
343 Younchun Observatory Flag of South Korea.svg GyeonggiYounchun
344 Bohyunsan Optical Astronomy Observatory (BOAO) Flag of South Korea.svg North GyeongsangBohyunsan Optical Astronomy Observatory
345 Sobaeksan Optical Astronomy Observatory Flag of South Korea.svg North ChungcheongSobaeksan Optical Astronomy Observatory
346 KNUE Astronomical Observatory Flag of South Korea.svg Sejong-siKNUE Astronomical Observatory
347 Utsunomiya-Imaizumi Observatory Flag of Japan.svg -Utsunomiya-Imaizumi
348 Ayabe Observatory Flag of Japan.svg 26Ayabe
349 Ageo Observatory Flag of Japan.svg 11Ageo
350 Kurohone Observatory Flag of Japan.svg 10Kurohone
351 Sakamoto Observatory Flag of Japan.svg 25Sakamoto
352 Konan Observatory Flag of Japan.svg 25Konan
353 Nishi Kobe Observatory Flag of Japan.svg 28Nishi Kobe
354 Kawachi Observatory Flag of Japan.svg 09Kawachi
355 Hadano Observatory Flag of Japan.svg 14Hadano
356 Kogota Observatory Flag of Japan.svg 04Kogota
357 Shimotsuma Observatory Flag of Japan.svg 08Shimotsuma
358 Nanyo Observatory Flag of Japan.svg 06Nanyo
359 Wakayama Observatory Flag of Japan.svg 30Wakayama
360 Kuma Kogen Astronomical Observatory Flag of Japan.svg 38Kuma Kogen
361 Sumoto Observatory Flag of Japan.svg 28Sumoto
362 Ray Observatory Flag of Japan.svg 01Ray Observatory
363 Yamada Observatory Flag of Japan.svg 40Yamada
364 YCPM Kagoshima Station Flag of Japan.svg 46YCPM Kagoshima Station
365 Uto Observatory Flag of Japan.svg 29Uto Observatory
366 Miyasaka Observatory Flag of Japan.svg 19Miyasaka Observatory
367 Yatsuka Observatory Flag of Japan.svg 32Yatsuka
368 Ochiai Observatory Flag of Japan.svg 19Ochiai
369 Chichibu Astronomical Observatory, Naoto Satō Flag of Japan.svg 11Chichibu
370 Kochi Observatory Flag of Japan.svg 39Kochi
371 Tokyo-Okayama (Okayama Astrophysical Observatory; OAO) of the Tokyo Observatory Flag of Japan.svg 33Tokyo-Okayama
372 Geisei Observatory Flag of Japan.svg 39Geisei
373 Oishi Observatory Flag of Japan.svg 30Oishi
374 Minami-Oda Observatory Flag of Japan.svg 28Minami-Oda Observatory
375 Uzurano Observatory Flag of Japan.svg 28Uzurano
376 Uenohara Observatory Flag of Japan.svg 19Uenohara
377 Kwasan Observatory, Kyoto University (Kwasan and Hida Observatories) Flag of Japan.svg 26Kwasan Observatory, Kyoto
378 Murou Observatory Flag of Japan.svg 29Murou
379 Hamamatsu-Yuto Observatory Flag of Japan.svg 22Hamamatsu-Yuto
380 Ishiki Observatory Flag of Japan.svg 23Ishiki
381 Kiso Observatory, University of Tokyo Flag of Japan.svg 20Tokyo-Kiso
382 Norikura Observatory, of Tokyo Astronomical Observatory Flag of Japan.svg 13Tokyo-Norikura
383 Chirorin Observatory Flag of Japan.svg 20Chirorin
384 Shimada Observatory Flag of Japan.svg 22Shimada
385 Nihondaira Observatory Flag of Japan.svg 22Nihondaira Observatory
386 Yatsugatake-Kobuchizawa Flag of Japan.svg 19Yatsugatake-Kobuchizawa
387 Dodaira Observatory of Tokyo Astronomical Obs. Flag of Japan.svg 11Tokyo-Dodaira
388 Mitaka Observatory, Mitaka, Tokyo (of National Astronomical Observatory) Flag of Japan.svg 13Tokyo-Mitaka
389 Tokyo Astronomical Observatory (before 1938) Flag of Japan.svg 13Tokyo (before 1938)
390 Utsunomiya Observatory Flag of Japan.svg 09Utsunomiya
391 Ayashi Station of the Sendai Obs. Flag of Japan.svg 04Sendai Observatory, Ayashi Station
392 JCPM Sapporo Station Flag of Japan.svg 01JCPM Sapporo Station
393 JCPM Sakura Station Flag of Japan.svg 08JCPM Sakura Station
394 JCPM Hamatonbetsu Station Flag of Japan.svg 01JCPM Hamatonbetsu Station
395 Tokyo-Asahikawa Flag of Japan.svg 01Tokyo-Asahikawa
396 Asahikawa Observatory Flag of Japan.svg 01Asahikawa
397 Sapporo Science Center Flag of Japan.svg 01Sapporo Science Center
398 Nagatoro Observatory Flag of Japan.svg 11Nagatoro
399 Kushiro Observatory Flag of Japan.svg 01Kushiro
400 Kitami Observatory Flag of Japan.svg 01Kitami
401 Oosato Observatory Flag of Japan.svg 11Oosato
402 Dynic Astronomical Observatory Flag of Japan.svg 25Dynic Astronomical Observatory
403 Kani Observatory Flag of Japan.svg 21Kani
404 Yamamoto Observatory Flag of Japan.svg 07Yamamoto
405 Kamihoriguchi Observatory Flag of Japan.svg 10Kamihoriguchi
406 Bibai Observatory Flag of Japan.svg 01Bibai
407 Kahoku Observatory Flag of Japan.svg 06Kahoku
408 Mount Nyukasa Station Flag of Japan.svg 20Nyukasa
409 Kiyose and Mizuho Flag of Japan.svg 13Kiyose and Mizuho
410 Sengamine Observatory Flag of Japan.svg 28Sengamine
411 Oizumi Observatory Flag of Japan.svg 10Oizumi
412 Iwaki Observatory Flag of Japan.svg 07Iwaki
413 Siding Spring Observatory Flag of Australia (converted).svg NSWSiding Spring Observatory
414 Mount Stromlo Observatory Flag of Australia (converted).svg ACTMount Stromlo
415 Kambah Observatory, near Canberra Flag of Australia (converted).svg ACTKambah
416 Barton Observatory, near Canberra Flag of Australia (converted).svg ACTBarton
417 Yanagida Astronomical Observatory Flag of Japan.svg 17Yanagida Astronomical Observatory
418 Tamworth Observatory Flag of Australia (converted).svg NSWTamworth
419 Windsor Observatory Flag of Australia (converted).svg NSWWindsor
420 Sydney Observatory Flag of Australia (converted).svg NSWSydney
421 Mt. Kajigamori Flag of Japan.svg 39Mt. Kajigamori, Otoyo
422 Loomberah Observatory Flag of Australia (converted).svg NSWLoomberah
423 North Ryde Observatory Flag of Australia (converted).svg NSWNorth Ryde
424 Macquarie Observatory, near Canberra Flag of Australia (converted).svg ACTMacquarie
425 Taylor Range Observatory Flag of Australia (converted).svg QldTaylor Range Observatory, Brisbane
426 Woomera Observatory Flag of Australia (converted).svg SAWoomera
427 Stockport Observatory Flag of Australia (converted).svg SAStockport
428 Reedy Creek Observatory Flag of Australia (converted).svg QldReedy Creek
429 Hawker Observatory Flag of Australia (converted).svg ACTHawker
430 Rainbow Observatory Flag of Australia (converted).svg NSWRainbow Observatory, near Coonabarabran
431 Mount Tarana Observatory Flag of Australia (converted).svg NSWMt. Tarana Observatory, Bathurst
432 Boambee Observatory Flag of Australia (converted).svg NSWBoambee
433 Bagnall Beach Observatory Flag of Australia (converted).svg NSWBagnall Beach Observatory
434 S. Benedetto Po Observatory Flag of Italy.svg LoS. Benedetto Po
435 G. Colombo Astronomical Observatory Flag of Italy.svg VG. Colombo Astronomical Observatory, Padua
436 Livergnano Observatory (Osservatorio di Livergnano) Flag of Italy.svg EROsservatorio di Livergnano
437 Haverford Observatory Flag of the United States.svg PAHaverford
438 Smith College Observatory Flag of the United States.svg MASmith College Observatory, Northampton
439 ROTSE-III Flag of the United States.svg NMROTSE-III, Los Alamos
440 Elginfield Observatory Flag of Canada (Pantone).svg ONElginfield Observatory
441 Swilken Brae Observatory Flag of the United Kingdom.svg SCTSwilken Brae, St. Andrews
442 Gualba Observatory Flag of Spain.svg CLGualba Observatory
443 Plomer Observatory (Observatorio Astronomico Plomer) Flag of Argentina.svg BAObs. Astronomico Plomer, Buenos Aires
444 Star Cruiser Observatory, Anza Flag of the United States.svg CAStar Cruiser Observatory
445 Observatori d'Ontinyent Flag of Spain.svg VObservatorio d'Ontinyent
446 Kingsnake Observatory Flag of the United States.svg TXKingsnake Observatory, Seguin
447 Centennial Observatory Flag of the United States.svg COCentennial Observatory
448 Desert Moon Observatory; observers: Janet and Berton L. Stevens (Src, Src) Flag of the United States.svg NMDesert Moon Observatory, Las Cruces
449 Griffin Hunter Observatory Flag of the United States.svg SCGriffin Hunter Observatory, Bethune
450 Carla Jane Observatory Flag of the United States.svg NCCarla Jane Observatory, Charlotte
451 West Skies Observatory Flag of the United States.svg KSWest Skies Observatory, Mulvane
452 Big Cypress Observatory Flag of the United States.svg FLBig Cypress Observatory, Fort Lauderdale
453 Edwards Raven Observatory Flag of the United States.svg CAEdwards Raven Observatory
454 Maryland Space Grant Consortium Observatory Flag of the United States.svg CAMaryland Space Grant Consortium Observatory
455 CBA Concord Flag of the United States.svg CACBA Concord
456 Daventry Observatory Flag of the United Kingdom.svg ENGDaventry Observatory
457 Partizanske Observatory Flag of Slovakia.svg TrenčínPartizanske
458 Guadarrama Observatory Flag of Spain.svg MDGuadarrama Observatory
459 Smith River Observatory Flag of the United States.svg NHSmith River Observatory, Danbury
460 Area 52 Observatory Flag of the United States.svg ARArea 52 Observatory, Nashville
461 Piszkéstető Station – of the Konkoly Obs., see #561 and #053 ; Src Flag of Hungary.svg - University of Szeged, Piszkesteto Stn. (Konkoly)
462 Mount Belleview Observatory Flag of the United States.svg MDMount Belleview Observatory
463 Sommers–Bausch Observatory Flag of the United States.svg COSommers-Bausch Observatory, Boulder
464 Toby Point Observatory Flag of the United States.svg RIToby Point Observatory, Narragansett
465 Takapuna Observatory Flag of New Zealand.svg AuTakapuna
466 Mount Molehill Observatory Flag of New Zealand.svg AuMount Molehill Observatory, Auckland
467 Stardome Observatory (Auckland Observatory) Flag of New Zealand.svg AuAuckland Observatory
468 Campo Catino Astronomical Observatory (Osservatorio Astronomico Campo Catino) Flag of Italy.svg LaAstronomical Observatory, Campo Catino
469 Courroux Observatory Flag of Switzerland (Pantone).svg SWFCourroux
470 Ceccano Observatory (Osservatorio Astronomico Bellatrix) Flag of Italy.svg LaCeccano
471 Houstrup Observatory Flag of Denmark.svg -Houstrup
472 Merlette Observatory Flag of France.svg PACAMerlette
473 Remanzacco Observatory Flag of Italy.svg F Remanzacco
474 Mount John University Observatory (University of Canterbury Mount John Observatory; UCMJO), Flag of New Zealand.svg CaMount John Observatory, Lake Tekapo
475 Observatory of Turin (before 1913) Flag of Italy.svg PTurin (before 1913)
476 Grange Observatory Src Flag of Italy.svg PGrange Observatory, Bussoleno
477 Galleywood Observatory Flag of the United Kingdom.svg ENGGalleywood
478 Lamalou-les-Bains Observatory Flag of France.svg OccLamalou-les-Bains
479 Sollies-Pont Observatory Flag of France.svg PACASollies-Pont
480 Cockfield Observatory Flag of the United Kingdom.svg ENGCockfield
481 Moorwarfen Observatory Flag of Germany.svg
Flag of the United Kingdom.svg
SCTMoorwarfen
482 St. Andrews Observatory (Observatory of the University of St Andrews) Flag of the United Kingdom.svg SCTSt. Andrews
483 Carter Observatory Flag of New Zealand.svg MrlCarter Observatory, Black Birch Station
484 Happy Valley Observatory Flag of New Zealand.svg WHappy Valley, Wellington
485 Carter Observatory Flag of New Zealand.svg WCarter Observatory, Wellington
486 Palmerston North Observatory Flag of New Zealand.svg MWPalmerston North
487 Macnairston Observatory Flag of the United Kingdom.svg SCTMacnairston Observatory
488 Newcastle upon Tyne Flag of the United Kingdom.svg ENGNewcastle upon Tyne
489 Hemingford Abbots Observatory Flag of the United Kingdom.svg ENGHemingford Abbots
490 Wimborne Minster Observatory Flag of the United Kingdom.svg ENGWimborne Minster
491 Centro Astronómico de Yebes Flag of Spain.svg CMCentro Astronomico de Yebes
492 Mickleover Observatory Flag of the United Kingdom.svg ENGMickleover
493 Calar Alto Observatory Flag of Spain.svg ANCalar Alto
494 Stakenbridge Observatory, near Kidderminster Flag of the United Kingdom.svg ENGStakenbridge
495 Altrincham Observatory Flag of the United Kingdom.svg ENGAltrincham
496 Bishopstoke Observatory Flag of the United Kingdom.svg ENGBishopstoke
497 Ascot-Loudwater Observatory Flag of the United Kingdom.svg ENGAscot-Loudwater
498 Earls Barton Observatory Flag of the United Kingdom.svg ENGEarls Barton
499 Cheam Observatory Flag of the United Kingdom.svg ENGCheam
500Geocentric (e.g. IRAS) SPACE -Geocentric
501 Herstmonceux Observatory Flag of the United Kingdom.svg ENGHerstmonceux
502 Colchester Observatory Flag of the United Kingdom.svg ENGColchester
503 Cambridge Observatory Flag of the United Kingdom.svg ENGCambridge
504 Le Creusot Observatory (Src) Flag of France.svg BFCLe Creusot
505 Simon Stevin Observatory Flag of the Netherlands.svg Noord BrabantSimon Stevin
506 Bendestorf Observatory Flag of Germany.svg NIBendestorf
507 Nyenheim Observatory Flag of the Netherlands.svg GelderlandNyenheim
508 Zeist Observatory Flag of the Netherlands.svg GelderlandZeist
509 La Seyne sur Mer Observatory Flag of France.svg PACALa Seyne sur Mer
510 Siegen Observatory Flag of Germany.svg NRWSiegen
511 Haute-Provence Observatory (Observatoire de Haute-Provence; OHP) Flag of France.svg PACAHaute Provence
512 Leiden Observatory (Sterrewacht Leiden; before 1860) Flag of the Netherlands.svg Zuid HollandLeiden (before 1860)
513 Lyons Observatory Flag of France.svg ARALyons
514 Mundenheim Observatory (1907–1913) Flag of Germany.svg RPMundenheim (1907-1913)
515 Dhaun Observatory (Volkssternwarte Dhaun) Flag of Germany.svg RPVolkssternwarte Dhaun, near Kirn
516 Hamburg Observatory (before 1909), German Empire Flag of Germany.svg HHamburg (before 1909)
517 Geneva Observatory (Observatory of Geneva) (from 1967) Flag of Switzerland (Pantone).svg SWFGeneva (from 1967)
518 Marine Observatory Flag of Germany.svg HMarine Observatory, Hamburg
519 Meschede Observatory Flag of Germany.svg NRWMeschede
520 Bonn Observatory Flag of Germany.svg NRWBonn
521 Remeis Observatory (Dr. Remeis-Sternwarte) Flag of Germany.svg FBRemeis Observatory, Bamberg
522 Observatory of Strasbourg (Observatoire de Strasbourg) Flag of France.svg GEStrasbourg
523 Frankfurt Observatory Flag of Germany.svg HEFrankfurt
524 Mannheim Observatory Flag of Germany.svg BWMannheim
525 Marburg Observatory Src Flag of Germany.svg HEMarburg
526 Kiel Observatory Flag of Germany.svg SHKiel
527 Altona Observatory (Sternwarte Altona) Flag of Germany.svg H Altona
528 Göttingen Observatory Flag of Germany.svg NIGöttingen
529 Christiania Observatory Flag of Norway.svg -Christiania
530 Lübeck Observatory Flag of Germany.svg SHLubeck
531 Collegio Romano Observatory (Osservatorio del Collegio Romano) Flag of Italy.svg LaCollegio Romano, Rome
532 Bogenhausen Observatory (1819–1938) (de:Universitäts-Sternwarte München; Bogenhausener Sternwarte; Sternwarte zu Bogenhausen) Königlichen Src Flag of Germany.svg FBMunich
533 Padua Observatory Flag of Italy.svg VPadua
534 Leipzig Observatory (since 1861) Flag of Germany.svg SNLeipzig (since 1861)
535 Palermo Astronomical Observatory (Osservatorio Astronomico di Palermo "Giuseppe S. Vaiana") Flag of Italy.svg SiPalermo
536 Babelsberg Observatory (Berlin Observatory after 1913) Flag of Germany.svg BBBerlin-Babelsberg
537 Urania Observatory of Berlin; Berlin Urania Observatory (Urania Sternwarte) Flag of Germany.svg BUrania Observatory, Berlin
538 Austrian Naval Observatory or Pola Observatory; (Sternwarte der kaiserlichen und königlichen Kriegsmarine in Pola; Marine-Sternwarte Pola) located in Pola, now Pula, Croatia Flag of Croatia.svg -Pola
539 Kremsmünster Observatory Scr Flag of Austria.svg UAKremsmunster
540 Davidschlag Observatory (Linz Observatory; Private Observatory Meyer/Obermair; Sternwarte Davidschlag) Flag of Austria.svg UALinz
541 Štefánik's Observatory (Prague Observatory) Flag of the Czech Republic.svg PraguePrague
542 Falkensee Observatory Flag of Germany.svg BBFalkensee
543 Leipzig Observatory (before 1861), German Empire Flag of Germany.svg
Flag of the German Empire.svg
SNLeipzig (before 1861)
544 Wilhelm Foerster Observatory (Wilhelm-Foerster-Sternwarte) Flag of Germany.svg BSchöneberg, Berlin
545 Vienna Observatory (before 1879), Austria-Hungary Flag of Austria.svg ViVienna (before 1879)
546 Oppolzer Observatory Flag of Austria.svg ViOppolzer Observatory, Vienna
547 Breslau Observatory (former German Empire; now: Wroclaw University Astronomical Observatory) Flag of Poland.svg LSV Wroclaw, former Breslau
548 Berlin Observatory (1835–1913) (Berliner Sternwarte, Berlin Observatory, before 1913) Flag of Germany.svg BBerlin (1835-1913)
549 Uppsala Astronomical Observatory (UAO; Astronomiska observatoriet i Uppsala) Flag of Sweden.svg UpUppsala
550 Schwerin Observatory Flag of Germany.svg MVSchwerin
551 Hurbanovo Observatory, formerly O'Gyalla Flag of Slovakia.svg NitraHurbanovo, formerly O'Gyalla
552 San Vittore Observatory (Osservatorio San Vittore) Flag of Italy.svg EROsservatorio S. Vittore, Bologna
553 Chorzów Observatory Flag of Poland.svg SVChorzow
554 Burgsolms Observatory Flag of Germany.svg NIBurgsolms Observatory, Wetzlar
555 Cracow-Fort Skała Observatory Flag of Poland.svg LPVCracow-Fort Skala
556 Reintal Observatory Flag of Germany.svg FBReintal, near Munich
557 Ondřejov Observatory (Observatoř Ondřejov); observers: Marek Wolf, Josef Hanuš [2] Flag of the Czech Republic.svg SKOndrejov
558 Warsaw Observatory Flag of Poland.svg MVWarsaw
559 Serra La Nave Observatory Flag of Italy.svg SiSerra La Nave
560 Madonna di Dossobuono Observatory (Osservatorio Madonna di Dossobuono) Flag of Italy.svg VMadonna di Dossobuono
561 Piszkéstető Station – of the Konkoly Obs., Budapest,see #461 and #053 Flag of Hungary.svg -Piszkesteto Stn. (Konkoly)
562 Figl Observatory Flag of Austria.svg LAFigl Observatory, Vienna
563 Seewalchen Observatory Flag of Austria.svg UASeewalchen
564 Herrsching Observatory Flag of Germany.svg FBHerrsching
565 Bassano Bresciano Observatory (Osservatorio Astronomico di Bassano Bresciano) Flag of Italy.svg LoBassano Bresciano
566 Haleakala-NEAT/GEODSS Flag of the United States.svg HIHaleakala-NEAT/GEODSS
567 Chions Observatory (Osservatorio di Chions; Chaonis Observatory) Flag of Italy.svg FChions
568 Mauna Kea Observatory Flag of the United States.svg HI Mauna Kea
569 Helsinki Observatory Flag of Finland.svg Uusimaa Helsinki
570 Vilnius Observatory (since 1939) Flag of Lithuania.svg - Vilnius (since 1939)
571 Cavriana Observatory (Osservatorio "Giordano Bruno") Flag of Italy.svg LoCavriana
572 Cologne Observatory Flag of Germany.svg NRWCologne
573 Eldagsen Observatory Flag of Germany.svg NIEldagsen
574 Gottolengo Observatory Flag of Italy.svg LoGottolengo
575 La Chaux de Fonds Observatory Flag of Switzerland (Pantone).svg SWFLa Chaux de Fonds
576 Burwash Observatory Flag of the United Kingdom.svg ENGBurwash
577 Metzerlen Observatory Flag of Switzerland (Pantone).svg SWGMetzerlen Observatory
578 Linden Observatory Flag of Australia (converted).svg
Flag of South Africa.svg
GautengLinden Observatory
579 Novi Ligure Observatory Flag of Italy.svg PNovi Ligure
580 Graz University Observatory Flag of Austria.svg SGraz
581 Sedgefield Observatory Flag of South Africa.svg WCSedgefield
582 Orwell Park Observatory Flag of the United Kingdom.svg ENGOrwell Park
583 Mayaky (observation station) Flag of Ukraine.svg Odesa Mayaky, Odesa Raion, Odesa Oblast
584 Leningrad Observatory Flag of Russia.svg Saint PetersburgLeningrad
585 Lisnyky (observation station)  [ uk ] Flag of Ukraine.svg Lisnyky. Kyiv region. Ukraine.Lisnyky (observation station)
586 Pic du Midi Observatory (Observatoire du Pic du Midi) Flag of France.svg OccPic du Midi
587 Sormano Astronomical Observatory (Osservatorio Astronomico Sormano) Flag of Italy.svg LoSormano
588 Eremo di Tizzano Observatory Flag of Italy.svg EREremo di Tizzano
589 Santa Lucia Stroncone Astronomical Observatory (Osservatorio Astrometrico Santa Lucia Stroncone); observers: Antonio Vagnozzi [2] Flag of Italy.svg USanta Lucia Stroncone
590 Metzerlen Observatory Flag of Switzerland (Pantone).svg SWGMetzerlen
591 Resse Observatory Flag of Germany.svg NIResse Observatory
592 Solingen Observatory Flag of Germany.svg NRWSolingen
593 Monte Argentario Observatory Flag of Italy.svg TuMonte Argentario
594 Monte Autore Observatory Flag of Italy.svg LaMonte Autore
595 Farra d'Isonzo Observatory (Astronomical Observatory of Farra d'Isonzo; Osservatorio Astronomico di Farra d'Isonzo) Flag of Italy.svg FFarra d'Isonzo
596 Colleverde di Guidonia Observatory (Osservatorio Colleverde di Guidonia) Flag of Italy.svg LaColleverde di Guidonia
597 Springe Observatory Flag of Germany.svg NISpringe
598 Loiano Observatory (Osservatorio Astronomico di Loiano) Flag of Italy.svg ERLoiano
599 Campo Imperatore Near-Earth Object Survey (CINEOS) Flag of Italy.svg AbCampo Imperatore-CINEOS
600 TLC Observatory Flag of Italy.svg ERTLC Observatory, Bologna
601 Engelhardt Observatory (Engelhardt-Sternwarte) in Dresden Flag of Germany.svg SNEngelhardt Observatory, Dresden
602 Urania Observatory Flag of Austria.svg ViUrania Observatory, Vienna
603 Bothkamp Observatory (Sternwarte Bothkamp), near Kiel Src Flag of Germany.svg SHBothkamp
604 Archenhold Observatory (Archenhold Sternwarte) Flag of Germany.svg BArchenhold Sternwarte, Berlin-Treptow
605 Marl Observatory Flag of Germany.svg NRWMarl
606 Norderstedt Observatory Flag of Germany.svg SHNorderstedt
607 Hagen Observatory; not to be confused with: #B86 Flag of Germany.svg NRWHagen Observatory, Ronkhausen
608 Air Force Maui Optical and Supercomputing observatory (AMOS) Haleakala-AMOS Flag of the United States.svg HIHaleakala-AMOS
609 Polino Observatory (Osservatorio Polino) Flag of Italy.svg UOsservatorio Polino
610 Pianoro Observatory Flag of Italy.svg ERPianoro
611 Starkenburg Observatory (Heppenheim Observatory; Starkenburg-Sternwarte) Flag of Germany.svg NIStarkenburg Sternwarte, Heppenheim
612 Lenkerbeck Observatory Flag of Germany.svg NRWLenkerbeck
613 Heisingen Observatory Flag of Germany.svg NRWHeisingen
614 Soisy-sur-Seine Observatory Flag of France.svg IDFSoisy-sur-Seine
615 Observatory of Saint-Veran (Src) Flag of France.svg PACASt. Veran
616 Brno Observatory Flag of the Czech Republic.svg South MoraviaBrno
617 Arbonne-la-Forêt Observatory Flag of France.svg IDFArbonne la Foret
618 Martigues Observatory Flag of France.svg PACAMartigues
619 Sabadell Observatory Flag of Spain.svg CTSabadell
620 Astronomical Observatory of Mallorca (Observatorio Astronómico de Mallorca); observer: Reiner Stoss, Salvador Sánchez, Jaume Nomen [2] Flag of Spain.svg IBObservatorio Astronomico de Mallorca
621 Bergisch Gladbach Observatory Flag of Germany.svg NRWBergisch Gladbach
622 Oberwichtrach Observatory Flag of Switzerland (Pantone).svg SWGOberwichtrach
623 Liège Observatory Flag of Belgium (civil).svg WALLiege
624 Dertingen Observatory Flag of Germany.svg BWDertingen
625 Air Force Maui Optical and Supercomputing observatory (AMOS) Kihei Flag of the United States.svg HIKihei-AMOS Remote Maui Experimental Site
626 Geel Observatory Flag of Belgium (civil).svg VLGGeel
627 Blauvac Observatory (Observatoire de Blauvac) observer: René Roy [2] Flag of France.svg PACABlauvac
628 Turtle Star Observatory Src Flag of Germany.svg NRWMulheim-Ruhr
629 Szeged Observatory, JATE Observatory Flag of Hungary.svg -Szeged Observatory
630 Osenbach Observatory Flag of France.svg GEOsenbach
631 Hamburg-Georgswerder Flag of Germany.svg HHamburg-Georgswerder
632 San Paolo a Mosciano Observatory Flag of Italy.svg TuSan Polo A Mosciano
633 Romito Observatory Flag of Italy.svg LoRomito
634 Crolles Observatory Flag of France.svg ARACrolles
635 Pergignan Observatory Flag of France.svg OccPergignan
636 Walter Hohmann Observatory (Essen Observatory) Src Flag of Germany.svg NRWEssen
637 Hamburg-Himmelsmoor Observatory Flag of Germany.svg HHamburg-Himmelsmoor
638 Detmold Observatory Flag of Germany.svg NRWDetmold
639 Dresden Observatory Flag of Germany.svg SNDresden
640 Senftenberger Observatory (Senftenberger Sternwarte) Flag of the Czech Republic.svg SKSenftenberger Sternwarte
641 Overberg Observatory Flag of South Africa.svg WCOverberg
642 Oak Bay Flag of Canada (Pantone).svg BCOak Bay, Victoria
643 OCA-Anza Observatory (Orange County Astronomers – Anza) Flag of the United States.svg CAOCA-Anza Observatory
644 Near-Earth Asteroid Tracking (NEAT) at (Palomar Observatory) Flag of the United States.svg CAPalomar Mountain/NEAT
645 Sloan Digital Sky Survey (SDSS), Sunspot, at (Apache Point Observatory) Flag of the United States.svg NMApache Point-Sloan Digital Sky Survey
646 Santana Observatory: observer: Robert Stephens (see #G79, #U81) [2] Flag of the United States.svg CASantana Observatory, Rancho Cucamonga
647 Stone Finder Observatory Flag of Canada (Pantone).svg ABStone Finder Observatory, Calgary
648 Winer Observatory Flag of the United States.svg AZWiner Observatory, Sonoita
649 Powell Observatory Flag of the United States.svg KSPowell Observatory, Louisburg
650 Temecula Observatory Flag of the United States.svg CATemecula
651 Grasslands Observatory Flag of the United States.svg AZGrasslands Observatory, Tucson
652 Rock Finder Observatory Flag of Canada (Pantone).svg ABRock Finder Observatory, Calgary
653 Torus Observatory Flag of the United States.svg WATorus Observatory, Buckley
654 Table Mountain Observatory, Wrightwood-PHMC Flag of the United States.svg CATable Mountain Observatory, Wrightwood-PHMC
655 Sooke Observatory Flag of Canada (Pantone).svg BCSooke
656 Victoria Observatory Flag of Canada (Pantone).svg BCVictoria
657 Climenhaga Observatory Flag of Canada (Pantone).svg BCClimenhaga Observatory, Victoria
658 National Research Council of Canada (Dominion Astrophysical Observatory, Saanich) Flag of Canada (Pantone).svg BCNational Research Council of Canada
659 Heron Cove Observatory, Orcas Flag of the United States.svg WAHeron Cove Observatory, Orcas
660 Leuschner Observatory, Berkeley Flag of the United States.svg CALeuschner Observatory, Berkeley
661 Rothney Astrophysical Observatory, Priddis Flag of Canada (Pantone).svg ABRothney Astrophysical Observatory, Priddis
662 Lick Observatory, Mount Hamilton Flag of the United States.svg CALick Observatory, Mount Hamilton
663 Red Mountain Observatory, Ivins Flag of the United States.svg UTRed Mountain Observatory
664 Manastash Ridge Observatory, Ellensburg Flag of the United States.svg WAManastash Ridge Observatory
665 Wallis Observatory Flag of the United States.svg CAWallis Observatory
666 Moorpark College Observatory, Ventura County Flag of the United States.svg CAMoorpark College Observatory
667 Wanapum Dam Observatory Flag of the United States.svg WAWanapum Dam
668 San Emigdio Peak Flag of the United States.svg CASan Emigdio Peak
669 Ojai Observatory Flag of the United States.svg CAOjai
670 Camarillo Observatory Flag of the United States.svg CA Camarillo
671 Stony Ridge Observatory Flag of the United States.svg CAStony Ridge
672 Mount Wilson Observatory Flag of the United States.svg CAMount Wilson
673 Table Mountain Observatory Flag of the United States.svg CATable Mountain Observatory, Wrightwood
674 Ford Observatory Flag of the United States.svg CAFord Observatory, Wrightwood
675 Palomar Observatory Flag of the United States.svg CAPalomar Mountain
676 San Clemente Observatory Flag of the United States.svg CASan Clemente
677 Lake Arrowhead Flag of the United States.svg CALake Arrowhead
678 Fountain Hills Observatory Flag of the United States.svg AZ Fountain Hills
679 National Astronomical Observatory (Mexico) Flag of Mexico.svg Baja CaliforniaSan Pedro Martir
680 Los Angeles Observatory Flag of the United States.svg CALos Angeles
681 Calgary Observatory (Centre for Backyard Astrophysics) Flag of Canada (Pantone).svg ABCalgary
682 Crescent Butte Observatory; observer Edwin E. Sheridan Flag of the United States.svg UT Kanab
683 Goodricke-Pigott Observatory, Tucson Flag of the United States.svg AZGoodricke-Pigott Observatory, Tucson
684 Prescott Observatory Flag of the United States.svg AZPrescott
685 Williams Observatory Flag of the United States.svg AZWilliams
686 U. of Minn. Infrared Obs., Mt. Lemmon (UMN Mount Lemmon Observing Facility) Flag of the United States.svg AZU. of Minn. Infrared Obs., Mt. Lemmon
687 Northern Arizona University Flag of the United States.svg AZNorthern Arizona University, Flagstaff
688 Lowell Observatory, Anderson Mesa Station Flag of the United States.svg AZLowell Observatory, Anderson Mesa Station
689 United States Naval Observatory Flagstaff Station (NOFS) Flag of the United States.svg AZU.S. Naval Observatory, Flagstaff
690 Lowell Observatory; observer: Brian Skiff Flag of the United States.svg AZLowell Observatory, Flagstaff
691 Spacewatch at Kitt Peak, Steward Observatory (0.9-meter telescope) Flag of the United States.svg AZSteward Observatory, Kitt Peak-Spacewatch
692 Steward Observatory Flag of the United States.svg AZSteward Observatory, Tucson
693 Catalina Station Flag of the United States.svg AZCatalina Station, Tucson
694 Tumamoc Hill at Steward Observatory Flag of the United States.svg AZTumamoc Hill, Tucson
695 Kitt Peak National Observatory Flag of the United States.svg AZKitt Peak
696 Fred Lawrence Whipple Observatory Flag of the United States.svg AZWhipple Observatory, Mt. Hopkins
697 MDM Observatory at Kitt Peak, McGraw-Hill Flag of the United States.svg AZKitt Peak, McGraw-Hill
698 Mt. Bigelow Flag of the United States.svg AZMt. Bigelow
699 Lowell Observatory Near-Earth-Object Search (LONEOS) at Anderson Mesa Station, Lowell Observatory Flag of the United States.svg AZLowell Observatory-LONEOS
700 Chinle Observatory Flag of the United States.svg AZChinle
701 Junk Bond Observatory, Sierra Vista Flag of the United States.svg AZJunk Bond Observatory, Sierra Vista
702 Joint Observatory for cometary research (now the site of Magdalena Ridge Observatory) Flag of the United States.svg NMJoint Obs. for cometary research, Socorro
703 Catalina Sky Survey, Tucson Flag of the United States.svg AZCatalina Sky Survey
704 Lincoln Laboratory ETS (Lincoln Laboratory's Experimental Test Site), Socorro, (also see LINEAR) Flag of the United States.svg NMLincoln Laboratory ETS, New Mexico
705 Apache Point, Sunspot (Apache Point Observatory) Flag of the United States.svg NMApache Point
706 Salida Observatory Flag of the United States.svg COSalida
707 Chamberlin field station Flag of the United States.svg COChamberlin field station
708 Chamberlin Observatory, Denver Flag of the United States.svg COChamberlin Observatory, Denver
709 W & B Observatory, Warren & Beverly" Offutt Observatory Flag of the United States.svg NMW & B Observatory, Cloudcroft
710 MPO Observatory Flag of the United States.svg COMPO Observatory, Florissant
711 McDonald Observatory Flag of the United States.svg TXMcDonald Observatory, Fort Davis
712 USAF Academy Observatory Flag of the United States.svg COUSAF Academy Observatory, Colorado Springs
713 Thornton Observatory; observer: Robert A. Koff (also see #H09) Flag of the United States.svg COThornton
714 Bagdad Observatory Flag of the United States.svg AZBagdad
715 Jornada Observatory Flag of the United States.svg NMJornada Observatory, Las Cruces
716 Palmer Divide Observatory; observer: Brian D. Warner Flag of the United States.svg COPalmer Divide Observatory, Colorado Springs
717 Prude Ranch Observatory Flag of the United States.svg TXPrude Ranch
718 University of Utah, Tooele Flag of the United States.svg UTTooele
719 Etscorn Observatory (Frank T. Etscorn Campus Observatory, Socorro New Mexico Tech Astronomy Club Src Flag of the United States.svg NMEtscorn Observatory
720 Universidad de Monterrey Observatory, Nuevo León Flag of Mexico.svg -Universidad de Monterrey
721 Lime Creek Observatory Flag of the United States.svg NELime Creek
722 Missouri City Observatory Flag of the United States.svg TXMissouri City
723 Cottonwood Observatory Flag of the United States.svg OKCottonwood Observatory, Ada
724 National Observatory (Observatorio Astronómico Nacional; Observatorio de Tacubaya) Flag of Mexico.svg -National Observatory, Tacubaya
725 Fair Oaks Ranch Observatory Flag of the United States.svg TXFair Oaks Ranch
726 Fire in the Sky Observatory Flag of the United States.svg MNBrainerd
727 Zeno Observatory Flag of the United States.svg OKZeno Observatory, Edmond
728 Corpus Christi Flag of the United States.svg TXCorpus Christi
729 Glenlea Astronomical Observatory Flag of Canada (Pantone).svg MBGlenlea Astronomical Observatory, Winnipeg
730 University of North Dakota, Grand Forks Flag of the United States.svg NDUniversity of North Dakota, Grand Forks
731 Rose-Hulman Observatory Flag of the United States.svg INRose-Hulman Observatory, Terre Haute
732 Oaxaca Observatory Flag of Mexico.svg -Oaxaca
733 Allen Observatory Flag of the United States.svg TXAllen, Texas
734 Farpoint Observatory Flag of the United States.svg KSFarpoint Observatory, Eskridge
735 George Observatory (Needville Observatory) Flag of the United States.svg TXGeorge Observatory, Needville
736 Houston Observatory Flag of the United States.svg TXHouston
737 New Bullpen Observatory Flag of the United States.svg GANew Bullpen Observatory, Alpharetta
738 Observatory of the State University of Missouri Flag of the United States.svg MOObservatory of the State University of Missouri
739 Sunflower Observatory Flag of the United States.svg KSSunflower Observatory, Olathe
740 SFA Observatory Flag of the United States.svg TXSFA Observatory, Nacogdoches
741 Goodsell Observatory Flag of the United States.svg MNGoodsell Observatory, Northfield
742 Drake University Flag of the United States.svg IADrake University, Des Moines
743 University of Minnesota Flag of the United States.svg MNUniversity of Minnesota, Minneapolis
744 Doyan Rose Observatory Flag of the United States.svg INDoyan Rose Observatory, Indianapolis
745 Glasgow Observatory Flag of the United States.svg MOMorrison Observatory, Glasgow
746 Brooks Astronomical Observatory Flag of the United States.svg MIBrooks Observatory, Mt. Pleasant
747 Highland Road Park Observatory (a.k.a. Baton Rouge Observatory) Flag of the United States.svg LAHighland Road Park Observatory
748 Van Allen Observatory Flag of the United States.svg IAVan Allen Observatory, Iowa City
749 Oakwood Observatory Flag of the United States.svg GAOakwood
750 Hobbs Observatory Flag of the United States.svg WIHobbs Observatory, Fall Creek
751 Lake Saint Louis Observatory Flag of the United States.svg MOLake Saint Louis
752 Puckett Observatory Flag of the United States.svg GAPuckett Observatory, Mountain Town
753 Washburn Observatory Flag of the United States.svg WIWashburn Observatory, Madison
754 Yerkes Observatory Flag of the United States.svg WIYerkes Observatory, Williams Bay
755 Optec Observatory Flag of the United States.svg MIOptec Observatory
756 Dearborn Observatory Flag of the United States.svg ILDearborn Observatory, Evanston
757 High Point Observatory Flag of the United States.svg NCHigh Point
758 Astronaut Memorial Planetarium & Observatory (BCC Observatory; Brevard Community College Observatory) Flag of the United States.svg FLBCC Observatory, Cocoa
759 Nashville Observatory (Vanderbilt's Dyer Observatory) Flag of the United States.svg TNNashville
760 Goethe Link Observatory Flag of the United States.svg INGoethe Link Observatory, Brooklyn
761 Quail Hollow Observatory Flag of the United States.svg FLZephyrhills
762 Four Winds Observatory Flag of the United States.svg MIFour Winds Observatory, Lake Leelanau
763 King City Observatory Flag of Canada (Pantone).svg ONKing City
764 Puckett Observatory Flag of the United States.svg GAPuckett Observatory, Stone Mountain
765 Cincinnati Observatory Flag of the United States.svg OHCincinnati
766 Michigan State University Observatory Flag of the United States.svg MIMichigan State University Obs., East Lansing
767 Angell Hall Observatory Flag of the United States.svg MIAnn Arbor
768 UM-Dearborn Observatory Flag of the United States.svg MIDearborn Observatory
769 McMillin Observatory Flag of the United States.svg OHMcMillin Observatory, Columbus
770 Crescent Moon Observatory Flag of the United States.svg OHCrescent Moon Observatory, Columbus
771 Boyeros Observatory (Observatorio de Rancho Boyeros) Flag of Cuba.svg -Boyeros Observatory, Havana
772 Boltwood Observatory Flag of Canada (Pantone).svg ONBoltwood Observatory, Stittsville
773 Warner and Swasey Observatory – Cleveland Flag of the United States.svg OHWarner and Swasey Observatory, Cleveland
774 Warner and Swasey Nassau Station – Chardon Flag of the United States.svg OHWarner and Swasey Nassau Station, Chardon
775 Sayre Observatory Flag of the United States.svg PASayre Observatory, South Bethlehem
776 Foggy Bottom Observatory Flag of the United States.svg NYFoggy Bottom, Hamilton
777 Toronto Observatory Flag of Canada (Pantone).svg ONToronto
778 Allegheny Observatory Flag of the United States.svg PAAllegheny Observatory, Pittsburgh
779 David Dunlap Observatory Flag of Canada (Pantone).svg ONDavid Dunlap Observatory, Richmond Hill
780 Leander McCormick Observatory Flag of the United States.svg VALeander McCormick Observatory, Charlottesville
781 Quito Observatory Flag of Ecuador.svg -Quito
782 Quito, comet astrograph station Flag of Ecuador.svg -Quito, comet astrograph station
783 Rixeyville Observatory Flag of the United States.svg VARixeyville
784 Stull Observatory Flag of the United States.svg NYStull Observatory, Alfred University
785 Fitz-Randolph Observatory Flag of the United States.svg NJFitz-Randolph Observatory, Princeton
786 United States Naval Observatory (USNO; since 1893) Flag of the United States.svg D.C.U.S. Naval Obs., Washington (since 1893)
787 United States Naval Observatory (USNO; before 1893) Flag of the United States.svg D.C.U.S. Naval Obs., Washington (before 1893)
788 Mount Cuba Observatory Flag of the United States.svg DEMount Cuba Observatory, Wilmington
789 Litchfield Observatory (Hamilton College), Oneida County; not to be confused with #845 Flag of the United States.svg NYLitchfield Observatory, Clinton
790 Dominion Observatory Flag of Canada (Pantone).svg ONDominion Observatory, Ottawa
791 Flower and Cook Observatory Flag of the United States.svg PAFlower and Cook Observatory, Philadelphia
792 University of Rhode Island