IC 3631
| Galaxy IC 3631 |
|
|---|---|
|
|
| SDSS recording | |
| AladinLite | |
| Constellation | Virgin |
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Position equinox : J2000.0 , epoch : J2000.0 |
|
| Right ascension | 12 h 39 m 48.0 s |
| declination | + 12 ° 58 ′ 26 ″ |
| Appearance | |
| Morphological type | S0 |
| Brightness (visual) | 13.2 mag |
| Brightness (B-band) | 14.1 mag |
| Angular expansion | 0.80 'x 0.5' |
| Position angle | 90 ° |
| Surface brightness | 12.1 mag / arcmin² |
| Physical data | |
| Affiliation | Virgo cluster isolated |
| Redshift | 0.009413 ± 0.000017 |
| Radial velocity | 2822 ± 5 km / s |
|
Stroke distance v rad / H 0 |
(124 ± 9) · 10 6 ly (38.0 ± 2.7) Mpc |
| history | |
| discovery | Royal H. Frost |
| Discovery date | May 10, 1904 |
| Catalog names | |
| IC 3631 • UGC 7825 • CGCG 070-204 • MCG + 02-32-169 • 2MASX J12394804 + 1258261 • VCC 1809 • GALEX ASC J123948.09 + 125826.5 • SIG 1495 • EVCC 1006 | |
IC 3631 is a lenticular galaxy of the Hubble type S0 / a in the constellation Virgo on the ecliptic . It is estimated to be 124 million light years from the Milky Way and about 30,000 light years across. She is listed as a member of the Virgo galaxy cluster under catalog number VCC 1809 .
In the same area of the sky are u. a. the galaxies NGC 4584 , IC 3606 , IC 3611 , IC 3635 .
The object was discovered by Royal Harwood Frost on May 10, 1904 .