NGC 1998 | |
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NGC 1998, top-right from it is NGC 1995 | |
Observation data (J2000.0 epoch) | |
Constellation | Pictor |
Right ascension | 05 33 15.7 |
Declination | −48° 41′ 44″ |
Redshift | 0.015137 |
Heliocentric radial velocity | 4538 |
Distance | 207 million |
Apparent magnitude (V) | 14.3 |
Apparent magnitude (B) | 15.2 |
Characteristics | |
Type | SO |
Size | 0.90 x 0.5 arc minutes |
Other designations | |
ESO 204-15, PGC 17434 |
NGC 1998 (also known as ESO 204-15, PGC 17434) is a lenticular galaxy located in the Pictor constellation. It was discovered by John Herschel on December 28, 1834 and is about 207 million light-years from the Milky Way. Its apparent magnitude is 14.3. and its size is 0.90 by 0.5 arc minutes. In some sources such as SIMBAD, it is misidentified as nearby double star NGC 1995.
References
- ^ "NED results for object NGC 1998". NED. Retrieved 11 November 2017.
- ^ "NGC 1995". SIMBAD. Centre de données astronomiques de Strasbourg. Retrieved 11 November 2017.
- ^ "Object: NGC 1998 (*)". SEDS. Retrieved 11 November 2017.
- "Galaxy NGC 1998". cseligman. Retrieved 11 November 2017.
Constellation of Pictor | |||||||||||
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