NGC 1221
| Galaxy NGC 1221 |
|
|---|---|
|
|
| AladinLite | |
| Constellation | Eridanus |
|
Position equinox : J2000.0 , epoch : J2000.0 |
|
| Right ascension | 03 h 08 m 15.5 s |
| declination | -04 ° 15 ′ 34 ″ |
| Appearance | |
| Morphological type | SB (r) 0 + ? |
| Brightness (visual) | 14.1 mag |
| Brightness (B-band) | 15.0 mag |
| Angular expansion | 1.2 ′ × 0.4 ′ |
| Position angle | 164 ° |
| Surface brightness | 13.2 mag / arcmin² |
| Physical data | |
| Redshift | 0.028770 ± 0.000150 |
| Radial velocity | 8625 ± 45 km / s |
|
Stroke distance v rad / H 0 |
(385 ± 27) x 10 6 ly (117.9 ± 8.3) Mpc |
| history | |
| discovery | Francis Leavenworth |
| Discovery date | 1886 |
| Catalog names | |
| NGC 1221 • PGC 11739 • MCG -01-09-002 • 2MASX J03081551-0415339 • GALEX ASC J030815.47-041533.8 • LDCE 234 NED003 | |
NGC 1221 is a lenticular galaxy of the Hubble type S0 / a in the constellation Eridanus in the southern starry sky . It is estimated to be 385 million light years from the Milky Way and about 140,000 light years in diameter.
The galaxies NGC 1223 , NGC 1225 and IC 1886 are located in the same area of the sky .
The property was discovered by Francis Leavenworth in 1886