IC 7
| Galaxy IC 7 |
|
|---|---|
|
|
| SDSS recording | |
| AladinLite | |
| Constellation | fishes |
|
Position equinox : J2000.0 , epoch : J2000.0 |
|
| Right ascension | 00 h 18 m 53.1 s |
| declination | + 10 ° 35 ′ 41 ″ |
| Appearance | |
| Morphological type | E. |
| Brightness (visual) | 13.8 mag |
| Brightness (B-band) | 14.8 mag |
| Angular expansion | 0.7 ′ × 0.6 ′ |
| Position angle | 0 ° |
| Surface brightness | 12.9 mag / arcmin² |
| Physical data | |
| Redshift | 0.017902 ± 0.000110 |
| Radial velocity | 5367 ± 33 km / s |
|
Stroke distance v rad / H 0 |
(246 ± 17) · 10 6 ly (75.3 ± 5.3) Mpc |
| history | |
| discovery | Stéphane Javelle |
| Discovery date | November 28, 1893 |
| Catalog names | |
| IC 7 • PGC 1216 • CGCG 433-43 • 2MASX J00185316 + 1035410 • GALEXASC J001853.16 + 103544.7 • CIG 14 • LDCE 15 NED002 | |
IC 7 is an isolated elliptical galaxy from the Hubble type E in the constellation fish on the ecliptic . It is estimated to be 246 million light years from the Milky Way and about 50,000 light years across .
The galaxies NGC 63 and NGC 95 are in the same region of the sky .
The object was discovered by Stéphane Javelle on November 28, 1893 .
The "IC" in one of the catalog names described above stands for the index catalog , an astronomical catalog of galactic nebulae , star clusters and galaxies published at the end of the 19th / beginning of the 20th century .
Web links
Individual evidence
Attention: The sorting key "IC 0007" overwrites the previously used key "IC0007".