NGC 7057

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NGC 7057
NGC 7057 imaged by Legacy Surveys.jpg
NGC 7057 imaged by Legacy Surveys
Observation data (J2000 epoch)
Constellation Microscopium
Right ascension 21h 24m 58.7s [1]
Declination −42° 27′ 38″ [1]
Redshift 0.017962 [1]
Heliocentric radial velocity 5,385 km/s [1]
Distance 230.1 Mly
Apparent magnitude  (V)12.60 [1]
Characteristics
Type E [1]
Apparent size  (V)1.4 x 1.0 [1]
Other designations
ESO 287-17, AM 2121-424, MCG -7-44-4, PGC 66708 [1]

NGC 7057 is an elliptical galaxy located about 230 million light-years away in the constellation of Microscopium. [2] [3] NGC 7057 was discovered by astronomer John Herschel on September 2, 1836. [4]

Contents

Group membership

NGC 7057 is a member of a group of galaxies known as the NGC 7060 group. Other members of the group are NGC 7060, NGC 7072 and NGC 7072A. [5]

See also

References

  1. 1 2 3 4 5 6 7 8 "NASA/IPAC Extragalactic Database". Results for NGC 7057. Retrieved 2017-07-03.
  2. ↑ Rojas, Sebastián García. "Galaxy NGC 7057 - Galaxy in Microscopium Constellation · Deep Sky Objects Browser". DSO Browser. Archived from the original on 2017-10-15. Retrieved 2017-07-03.
  3. ↑ "Your NED Search Results". ned.ipac.caltech.edu. Retrieved 2017-07-03.
  4. ↑ "New General Catalog Objects: NGC 7050 - 7099". cseligman.com. Retrieved 2017-07-01.
  5. ↑ Fouque, P.; Proust, D.; Quintana, H.; Ramirez, A. (1993-09-01). "Dynamics of the Pavo-Indus and Grus clouds of galaxies". Astronomy and Astrophysics Supplement Series. 100: 493–500. Bibcode:1993A&AS..100..493F. ISSN   0365-0138.


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