NGC 3491
| Galaxy NGC 3491 |
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|---|---|
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| SDSS recording | |
| AladinLite | |
| Constellation | lion |
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Position equinox : J2000.0 , epoch : J2000.0 |
|
| Right ascension | 11 h 00 m 35.4 s |
| declination | + 12 ° 09 ′ 42 ″ |
| Appearance | |
| Morphological type | S0- |
| Brightness (visual) | 13.3 mag |
| Brightness (B-band) | 14.3 mag |
| Angular expansion | 0.9 ′ × 0.9 ′ |
| Surface brightness | 13.1 mag / arcmin² |
| Physical data | |
| Affiliation | Abell 1142 |
| Redshift | 0.021301 ± 0.000100 |
| Radial velocity | (6386 ± 30) km / s |
|
Stroke distance v rad / H 0 |
(281 ± 20) x 10 6 ly (86.2 ± 6.0) Mpc |
| history | |
| discovery | William Herschel |
| Discovery date | March 11, 1784 |
| Catalog names | |
| NGC 3491 • UGC 6088 • PGC 33180 • CGCG 066-089 • MCG + 02-28-041 • 2MASX J11003537 + 1209415 • GC 2277 • H III 21 • h 807 • | |
NGC 3491 is a lenticular galaxy of the Hubble type E-S0 in the constellation Leo in the northern sky . It is estimated to be 281 million light years from the Milky Way .
The object was discovered on March 11, 1784 by Wilhelm Herschel .