NGC 2902
Galaxy NGC 2902 |
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AladinLite | |
Constellation | Water snake |
Position equinox : J2000.0 , epoch : J2000.0 |
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Right ascension | 09 h 30 m 52.9 s |
declination | -14 ° 44 ′ 09 ″ |
Appearance | |
Morphological type | SA (s) 0 ^ 0 ^ |
Brightness (visual) | 12.2 mag |
Brightness (B-band) | 13.2 mag |
Angular expansion | 1.6 ′ × 1.3 ′ |
Position angle | 8 ° |
Surface brightness | 12.9 mag / arcmin² |
Physical data | |
Affiliation | LGG 174 |
Redshift | 0.006655 ± 0.000020 |
Radial velocity | (1995 ± 6) km / s |
Stroke distance v rad / H 0 |
(81 ± 6) · 10 6 ly (24.7 ± 1.7) Mpc |
history | |
discovery | Wilhelm Herschel |
Discovery date | February 8, 1785 |
Catalog names | |
NGC 2902 • PGC 27004 • MCG -02-24-030 • 2MASX J09305289-1444089 • GC 1860 • H III 276 • LDCE 0650 NED002 |
NGC 2902 is a lenticular galaxy of the Hubble-type S0 in the constellation Water Snake south of the celestial equator . It is estimated to be 81 million light years from the Milky Way .
The object was discovered on February 8, 1785 by Wilhelm Herschel .
NGC 2902 group ( LGG 174 )
Galaxy | Alternative name | Distance / million Lj |
---|---|---|
NGC 2902 | PGC 27004 | 81 |
PGC 26776 | MCG-02-24-023 | 79 |
PGC 26905 | MCG-02-24-027 | 82 |