743 Eugenisis

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743 Eugenisis
Discovery
Discovered by Franz Kaiser
Discovery site Heidelberg
Discovery date25 February 1913
Designations
(743) Eugenisis
Pronunciation /juːˈɛnɪsɪs/ [1]
1913 QV
Orbital characteristics [2]
Epoch 31 July 2016 (JD 2457600.5)
Uncertainty parameter 0
Observation arc 103.14 yr (37,671 d)
Aphelion 2.9573  AU (442.41  Gm)
Perihelion 2.6303 AU (393.49 Gm)
2.7938 AU (417.95 Gm)
Eccentricity 0.058524
4.67 yr (1,705.7 d)
148.01°
0° 12m 39.816s / day
Inclination 4.8324°
228.976°
187.320°
Earth  MOID 1.64027 AU (245.381 Gm)
Jupiter  MOID 2.27777 AU (340.750 Gm)
TJupiter 3.320
Physical characteristics
Mean radius
26.585±0.55 km
10.23  h (0.426  d)
10.23 ± 0.01 [3] h
0.0625±0.003
10.3

    743 Eugenisis is a minor planet orbiting the Sun that was discovered by German astronomer Franz Kaiser in 1913.

    Photometric observations of this asteroid collected during 2004 show a rotation period of 10.23 ± 0.01 hours with a brightness variation of 0.20 ± 0.02 magnitude. [3] The spectrum of this object matches the Ch class in the SMASS taxonomy, indicating a carbonaceous surface with a hydrous component. [4]

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    References

    1. "eugenesis" . Oxford English Dictionary (Online ed.). Oxford University Press.(Subscription or participating institution membership required.)
    2. "743 Eugenisis (1913 QV)". JPL Small-Body Database . NASA/Jet Propulsion Laboratory . Retrieved 5 May 2016.
    3. 1 2 Stephens, Robert D. (June 2005), "Rotational periods of 743 Eugenisis, 995 Sternberga, 1185 Nikko 2892 Filipenko, 3144 Brosche, and 3220 Murayama", The Minor Planet Bulletin, 32 (2): 27–28, Bibcode:2005MPBu...32...27S.
    4. Bus, Schelte J.; Binzel, Richard P. (July 2002), "Phase II of the Small Main-Belt Asteroid Spectroscopic Survey. A Feature-Based Taxonomy", Icarus, 158 (1): 146–177, Bibcode:2002Icar..158..146B, doi:10.1006/icar.2002.6856.