IC 3731
| Galaxy IC 3731 |
|
|---|---|
|
|
| SDSS recording | |
| AladinLite | |
| Constellation | Virgin |
|
Position equinox : J2000.0 , epoch : J2000.0 |
|
| Right ascension | 12 h 45 m 05.2 s |
| declination | + 12 ° 26 ′ 47 ″ |
| Appearance | |
| Morphological type | Sbc (r) |
| Brightness (visual) | 15.5 mag |
| Brightness (B-band) | 16.5 mag |
| Angular expansion | 0.50 '× 0.4' |
| Position angle | 110 ° |
| Surface brightness | 13.6 mag / arcmin² |
| Physical data | |
| Affiliation | isolated |
| Redshift | 0.039755 ± 0.000096 |
| Radial velocity | 11,918 ± 29 km / s |
|
Stroke distance v rad / H 0 |
(530 ± 37) · 10 6 ly (162.6 ± 11.4) Mpc |
| history | |
| discovery | Royal H. Frost |
| Discovery date | May 10, 1904 |
| Catalog names | |
| IC 3731 • PGC 1409720 • 2MASX J12450528 + 1226467 • GALEX ASC J124505.33 + 122646.7 • NSA 70361 • SIG 2070 | |
IC 3731 is a spiral galaxy of Hubble type Sbc in the constellation Virgo to the ecliptic . It is an estimated 530 million light years from the Milky Way and is 80,000 light years across.
In the same area of the sky are u. a. the galaxies NGC 4640 , IC 3710 , IC 3718 , IC 3720 .
The object was discovered by Royal Harwood Frost on May 10, 1904 .