IC 1331
| Galaxy IC 1331 |
|
|---|---|
|
|
| AladinLite | |
| Constellation | Aquarius |
|
Position equinox : J2000.0 , epoch : J2000.0 |
|
| Right ascension | 20 h 47 m 48.77 s |
| declination | -09 ° 59 ′ 45.4 ″ |
| Appearance | |
| Morphological type | (R ') SB (r) 0 / a: |
| Brightness (visual) | 13.7 mag |
| Brightness (B-band) | 14.6 mag |
| Angular expansion | 1.8 ′ × 0.6 ′ |
| Position angle | 85 ° |
| Surface brightness | 13.7 mag / arcmin² |
| Physical data | |
| Redshift | 0.019097 ± 0.000047 |
| Radial velocity | 5725 ± 14 km / s |
|
Stroke distance v rad / H 0 |
(261 ± 18) · 10 6 ly (80.1 ± 5.6) Mpc |
| history | |
| discovery | Stéphane Javelle |
| Discovery date | September 13, 1892 |
| Catalog names | |
| IC 1331 • PGC 65396 • MCG -02-53-005 • 2MASX J20474877-0959453 • 2MASS J20474877-0959455 • WISEA J204748.78-095945.3 • LDCE 1422 NED002 | |
IC 1331 is a lenticular galaxy of the Hubble type S0 / a in the constellation Aquarius on the ecliptic . It is estimated to be 261 million light years away from the Milky Way and about 135,000 light years in diameter . Together with PGC 65391 it forms a gravitationally bound galaxy pair .
The object was discovered by Stéphane Javelle on September 13, 1892 .