NGC 989
| Galaxy NGC 989 |
|
|---|---|
|
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| AladinLite | |
| Constellation | whale |
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Position equinox : J2000.0 , epoch : J2000.0 |
|
| Right ascension | 02 h 33 m 46.0 s |
| declination | -16 ° 30 ′ 40 ″ |
| Appearance | |
| Morphological type | (R ':) SAB0o: |
| Brightness (visual) | 14.1 mag |
| Brightness (B-band) | 15.1 mag |
| Angular expansion | 0.8 ′ × 0.7 ′ |
| Position angle | 80 ° |
| Surface brightness | 13.4 mag / arcmin² |
| Physical data | |
| Redshift | 0.024967 ± 0.000107 |
| Radial velocity | 7485 ± 32 km / s |
|
Stroke distance v rad / H 0 |
(333 ± 23) x 10 6 ly (102.1 ± 7.2) Mpc |
| history | |
| discovery | Francis Leavenworth |
| Discovery date | November 9, 1885 |
| Catalog names | |
| NGC 989 • PGC 9762 • MCG -03-07-034 • 2MASX J02334606-1630398 • GALEX ASC J023345.98-163039.1 | |
NGC 989 is a lenticular galaxy of the Hubble-type S0 in the constellation Whale south of the ecliptic . It is an estimated 333 million light years away from the Milky Way and has a diameter of about 80,000 ly.
In the same area of the sky is the galaxy NGC 967 .
The object was discovered by the astronomer Francis Leavenworth on November 9, 1885.