NGC 78
| Galaxy NGC 78 |
|
|---|---|
 |
|
| SDSS recording; component B in the center of the picture, component A at the bottom right | |
| AladinLite | |
| Constellation | fishes |
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Position equinox : J2000.0 , epoch : J2000.0 |
|
| Right ascension | 00 h 20 m 26.6 s |
| declination | + 00 ° 49 ′ 47 ″ |
| Appearance | |
| Morphological type | SB0-a + S0 |
| Brightness (visual) | A: 13.3 mag B: 13.4 mag |
| Brightness (B-band) | A: 14.2 mag B: 14.4 mag |
| Angular expansion | A: 1.1 / 0.7 B: 1.0 / 0.7 |
| Position angle | A: 80 ° B: 134 ° |
| Surface brightness | A: 12.9 mag / arcmin² B: 12.9 mag / arcmin² |
| Physical data | |
| Redshift | 0.018283 |
| Radial velocity | 5481 km / s |
|
Stroke distance v rad / H 0 |
(250 ± 18) x 10 6 ly (76.5 ± 5.4) Mpc |
| history | |
| discovery | Carl Frederick Pechüle |
| Discovery date | 1876 |
| Catalog names | |
| NGC 78A / B • UGC 193/194 • PGC 1306/1309 • CGCG 383-001 • MCG + 00-02-004 / 005 • Mrk 547 • H III-428 • h 14 • GC 30 | |
NGC 78 is a pair of galaxies in the constellation Pisces , about 250 million light years from the Milky Way.
The object was discovered in 1876 by the Danish astronomer Carl Frederick Pechüle .