NGC 939

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NGC 939
NGC 939 DECam.jpg
DECam image of NGC 939
Observation data (J2000 epoch)
Constellation Eridanus
Right ascension 02h 26m 21.312s [1]
Declination −44° 26 46.08 [1]
Redshift 0.017186 [2]
Helio radial velocity 5108 km/s [2]
Distance 241.4 ± 17.0  Mly (74.01 ± 5.22  Mpc) [3]
Apparent magnitude  (B)14.06 [2]
Characteristics
Type S0/a [2] /E [4]
Other designations
MCG -07-06-004, PGC 9271 [2]

NGC 939 is a lenticular or elliptical galaxy in the constellation Eridanus. It is estimated to be 241 million light-years from the Milky Way [3] and has a diameter of approximately 80,000 ly. NGC 939 was discovered on October 18, 1835 by astronomer John Herschel. [5] [6]

Contents

NGC 939 is better seen from the southern hemisphere because of its location south of the celestial equator. [7]

See also

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<span class="mw-page-title-main">NGC 990</span> Galaxy located in the constellation Aries

NGC 990 is an elliptical galaxy located in the constellation Aries about 153 million light-years from the Milky Way. It was discovered by the German - British astronomer William Herschel in 1786.

<span class="mw-page-title-main">NGC 810</span> Elliptical galaxy in the constellation Cetus

NGC 810 is an unbarred elliptical galaxy located in the constellation Cetus, approximately 360 million light-years from the Milky Way. It was discovered by the French astronomer Édouard Stephan in 1871.

<span class="mw-page-title-main">NGC 860</span> Elliptical galaxy in the constellation Triangulum

NGC 860 is an elliptical galaxy located in the constellation Triangulum. It is about 410 million light-years from the Milky Way. It was discovered by the French astronomer Édouard Stephan in 1871.

<span class="mw-page-title-main">NGC 890</span> Galaxy in the constellation Triangulum

NGC 890 is a lenticular galaxy in the constellation Triangulum. It is estimated to be 180 million light-years from the Milky Way and has a diameter of approximately 130,000 ly. NGC 890 was discovered on September 13, 1784 by Wilhelm Herschel.

<span class="mw-page-title-main">NGC 910</span> Galaxy in the constellation Andromeda

NGC 910 is an elliptical galaxy in the constellation of Andromeda. NGC 910 was discovered on October 17, 1786 by the German-British astronomer William Herschel. It is the brightest galaxy in the cluster Abell 347.

<span class="mw-page-title-main">NGC 790</span> Galaxy in the constellation Cetus

NGC 790 is a lenticular galaxy in the constellation Cetus. It is estimated to be 233 million light-years from the Milky Way and has a diameter of approximately 90,000 light years. NGC 790 was discovered on September 10, 1785 by the German-British astronomer William Herschel.

<span class="mw-page-title-main">NGC 904</span> Elliptical galaxy in the constellation Aries

NGC 904 is an elliptical galaxy in the constellation Aries. It is estimated to be 244 million light years from the Milky Way and has a diameter of approximately 85,000 ly. NGC 904 was discovered on 13 December 1884 by the astronomer Edouard Stephan.

<span class="mw-page-title-main">NGC 906</span> Galaxy in the constellation Andromeda

NGC 906 is a barred spiral galaxy in the constellation Andromeda in the northern sky. It is estimated to be 215 million light years from the Milky Way and has a diameter of approximately 110,000 ly. NGC 906 was discovered on October 30, 1878 by astronomer Édouard Stephan.

<span class="mw-page-title-main">NGC 812</span> Spiral galaxy in the constellation Andromeda

NGC 812 is a spiral galaxy located in the Andromeda constellation, an estimated 175 million light-years from the Milky Way. NGC 812 was discovered on December 11, 1876 by astronomer Édouard Stephan.

<span class="mw-page-title-main">NGC 911</span> Galaxy in the constellation Andromeda

NGC 911 is an elliptical galaxy located in the constellation Andromeda about 258 million light years from the Milky Way. It was discovered by French astronomer Édouard Stephan in 1878. It is a member of the galaxy cluster Abell 347.

<span class="mw-page-title-main">NGC 996</span> Galaxy in the constellation Andromeda

NGC 996 is an elliptical galaxy of the Hubble type E0 in the constellation Andromeda. It is estimated to be 210 million light years from the Milky Way and has a diameter of approximately 75,000 ly. The supernova SN 1996bq occurred in this galaxy. NGC 996 was discovered on December 7, 1871 by astronomer Édouard Stephan.

<span class="mw-page-title-main">NGC 937</span> Barred spiral galaxy in the constellation Andromeda

NGC 937 is a barred spiral galaxy located in the constellation Andromeda about 251 million light years from the Milky Way. It was discovered by the French astronomer Édouard Stephan in 1884.

<span class="mw-page-title-main">NGC 941</span> Spiral galaxy in the constellation Triangulum

NGC 941 is an intermediate spiral galaxy in the constellation Triangulum. It is an estimated 55 million light-years from the Milky Way and has a diameter of approximately 55,000 light years. The galaxies NGC 926, NGC 934, NGC 936, NGC 955 are located in the same sky area. NGC 941 was discovered by the astronomer William Herschel using on 6 January 1785.

<span class="mw-page-title-main">NGC 821</span> Galaxy in the constellation Aries

NGC 821 is an elliptical galaxy in the constellation Aries. It is estimated to be about 80 million light-years from the Milky Way and has a diameter of approximately 55,000 light years. NGC 821 was discovered on September 4, 1786, by astronomer Wilhelm Herschel.

<span class="mw-page-title-main">NGC 736</span> Galaxy in the constellation Triangulum

NGC 736 is an elliptical galaxy in the constellation Triangulum. It is an estimated 200 million light years from the Milky Way and has a diameter of approximately 85,000 light years. NGC 736 was discovered on September 12, 1784 by the German-British astronomer William Herschel.

<span class="mw-page-title-main">NGC 766</span> Galaxy in the constellation Pisces

NGC 766 is an elliptical galaxy located in the Pisces constellation about 362 million light years from the Milky Way. It was discovered by British astronomer John Herschel in 1828.

<span class="mw-page-title-main">NGC 768</span> Galaxy in the constellation Cetus

NGC 768 is a barred spiral galaxy located in the constellation Cetus about 314 million light years from the Milky Way. It was discovered by the American astronomer Lewis Swift in 1885.

<span class="mw-page-title-main">NGC 623</span> Large elliptical galaxy in the constellation Sculptor

NGC 623 is a large elliptical galaxy located in the Sculptor constellation at a distance of about 400 million light-years away from the Milky Way. It was discovered by British astronomer John Herschel in 1837.

<span class="mw-page-title-main">NGC 636</span> Elliptical galaxy in the constellation Cetus

NGC 636 is an elliptical galaxy in the Cetus constellation. It is located about 96 million light-years from the Milky Way. It was discovered by the German–British astronomer William Herschel in 1785.

References

  1. 1 2 Skrutskie, Michael F.; Cutri, Roc M.; Stiening, Rae; Weinberg, Martin D.; Schneider, Stephen E.; Carpenter, John M.; Beichman, Charles A.; Capps, Richard W.; Chester, Thomas; Elias, Jonathan H.; Huchra, John P.; Liebert, James W.; Lonsdale, Carol J.; Monet, David G.; Price, Stephan; Seitzer, Patrick; Jarrett, Thomas H.; Kirkpatrick, J. Davy; Gizis, John E.; Howard, Elizabeth V.; Evans, Tracey E.; Fowler, John W.; Fullmer, Linda; Hurt, Robert L.; Light, Robert M.; Kopan, Eugene L.; Marsh, Kenneth A.; McCallon, Howard L.; Tam, Robert; Van Dyk, Schuyler D.; Wheelock, Sherry L. (1 February 2006). "The Two Micron All Sky Survey (2MASS)". The Astronomical Journal. 131 (2): 1163–1183. Bibcode:2006AJ....131.1163S. doi: 10.1086/498708 . ISSN   0004-6256. S2CID   18913331.
  2. 1 2 3 4 5 "NGC 939". SIMBAD . Centre de données astronomiques de Strasbourg . Retrieved 2020-05-30.
  3. 1 2 "Results for object NGC 0939 (NGC 939)". NASA/IPAC Extragalactic Database. California Institute of Technology. Retrieved 2020-05-30.
  4. "Search specification: NGC 939". HyperLeda. Université Claude Bernard Lyon 1. Retrieved 2020-05-30.
  5. "Revised NGC Data for NGC 939". spider.seds.org. Retrieved 2020-03-26.
  6. Ford, Dominic. "The galaxy NGC 939 - In-The-Sky.org". in-the-sky.org. Retrieved 2020-03-26.
  7. "NGC 939 - Elliptical Galaxy | TheSkyLive.com". theskylive.com. Retrieved 2020-12-04.