IC 1971
| Galaxy IC 1971 |
|
|---|---|
|
|
| AladinLite | |
| Constellation | Pendulum clock |
|
Position equinox : J2000.0 , epoch : J2000.0 |
|
| Right ascension | 03 h 35 m 57.4 s |
| declination | -52 ° 39 ′ 04 ″ |
| Appearance | |
| Morphological type | (R'_2) SB (s) a |
| Brightness (visual) | 15.1 mag |
| Brightness (B-band) | 15.9 mag |
| Angular expansion | 0.70 '× 0.3' |
| Position angle | 173 ° |
| Surface brightness | 13.3 mag / arcmin² |
| Physical data | |
| Redshift | 0.039327 ± 0.000150 |
| Radial velocity | (11,790 ± 45) km / s |
|
Stroke distance v rad / H 0 |
(520 ± 37) · 10 6 ly (159.4 ± 11.2) Mpc |
| history | |
| discovery | DeLisle Stewart |
| Discovery date | October 14, 1898 |
| Catalog names | |
| IC 1971 • PGC 13295 • ESO 156-001 • FAIRALL 0388 • 2MASS J03355738-5239044 | |
IC 1971 is a spiral galaxy of the Hubble type Sa in the constellation Horologium in the southern sky . It is estimated to be 520 million light years away from the Milky Way and has a diameter of around 105,000 ly.
In the same area of the sky are the galaxies IC 1957 , IC 1964 , IC 1972 , IC 1973 .
The object was discovered by DeLisle Stewart on October 14, 1898 .