NGC 887
| Galaxy NGC 887 |
|
|---|---|
|
|
| AladinLite | |
| Constellation | whale |
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Position equinox : J2000.0 , epoch : J2000.0 |
|
| Right ascension | 02 h 19 m 32.6 s |
| declination | -16 ° 04 ′ 11 ″ |
| Appearance | |
| Morphological type | SAB (rs) c |
| Brightness (visual) | 12.7 mag |
| Brightness (B-band) | 13.4 mag |
| Angular expansion | 2.00 × 1.6 |
| Position angle | 5 ° |
| Surface brightness | 13.8 mag / arcmin² |
| Physical data | |
| Redshift | 0.014397 +/- 0.000020 |
| Radial velocity | 4316 +/- 6 km / s |
|
Stroke distance v rad / H 0 |
(192 ± 13) · 10 6 ly (58.8 ± 4.1) Mpc |
| history | |
| discovery | William Herschel |
| Discovery date | December 30, 1785 |
| Catalog names | |
| NGC 887 • PGC 8868 • MCG -03-07-001 • IRAS 02171-1617 • 2MASX J02193261-1604110 • GC 523 • H III 486 • h 216 • | |
NGC 887 is a barred spiral galaxy of the Hubble type SBc in the constellation Whale south of the celestial equator . It is estimated to be 192 million light years away from the Milky Way and has a diameter of about 115,000 ly.
In the same area of the sky is the galaxy NGC 902 .
The object on was discovered on December 30, 1785 by William Herschel .