IC 90
| Galaxy IC 90 |
|
|---|---|
|
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| SDSS recording | |
| AladinLite | |
| Constellation | whale |
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Position equinox : J2000.0 , epoch : J2000.0 |
|
| Right ascension | 01 h 16 m 30.3 s |
| declination | -07 ° 58 ′ 38 ″ |
| Appearance | |
| Morphological type | E + |
| Brightness (visual) | 13.6 mag |
| Brightness (B-band) | 14.6 mag |
| Angular expansion | 0.9 ′ × 0.7 ′ |
| Position angle | 144 ° |
| Surface brightness | 13.2 mag / arcmin² |
| Physical data | |
| Redshift | 0.018519 +/- 0.000053 |
| Radial velocity | 5552 +/- 16 km / s |
|
Stroke distance v rad / H 0 |
(250 ± 18) x 10 6 ly (76.6 ± 5.4) Mpc |
| history | |
| discovery | NM Parrish |
| Discovery date | January 2, 1889 |
| Catalog names | |
| IC 90 • PGC 4606 • MCG -01-04-023 • 2MASX J01163034-0758369 • | |
IC 90 is an elliptical galaxy of the Hubble type E2 in the constellation Whale in the southern sky . It is estimated to be 250 million light-years from the Milky Way and about 65,000 light years in diameter.
The object was discovered by NM Parrish on January 2, 1889 .