NGC 4197
| Galaxy NGC 4197 |
|
|---|---|
|
|
| SDSS recording | |
| AladinLite | |
| Constellation | Virgin |
|
Position equinox : J2000.0 , epoch : J2000.0 |
|
| Right ascension | 12 h 14 m 38.5 s |
| declination | + 05 ° 48 ′ 21 ″ |
| Appearance | |
| Morphological type | Scd (f) / HII |
| Brightness (visual) | 12.8 mag |
| Brightness (B-band) | 13.5 likes |
| Angular expansion | 3.4 ′ × 0.6 ′ |
| Position angle | 36 ° |
| Surface brightness | 13.4 mag / arcmin² |
| Physical data | |
| Affiliation | LGG 278 |
| Redshift | 0.006885 ± 0.000013 |
| Radial velocity | 2064 ± 4 km / s |
|
Stroke distance v rad / H 0 |
(88 ± 6) · 10 6 ly (27.1 ± 1.9) Mpc |
| history | |
| discovery | William Herschel |
| Discovery date | April 13, 1784 |
| Catalog names | |
| NGC 4197 • UGC 7247 • PGC 39114 • CGCG 041-052 • MCG + 01-31-029 • IRAS 12121 + 0605 • 2MASX J12143850 + 0548205 • VCC 120 • VV 520 • GC 2791 • H II 134 • h 1137 • LDCE 0904 NED016 | |
NGC 4197 is a spiral galaxy of Hubble type Sc in the constellation Virgo the northern sky . It is estimated to be 88 million light years from the Milky Way .
The object was discovered by Wilhelm Herschel on April 13, 1784 .