NGC 5078
| Galaxy NGC 5078 |
|
|---|---|
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| AladinLite | |
| Constellation | Water snake |
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Position equinox : J2000.0 , epoch : J2000.0 |
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| Right ascension | 13 h 19 m 50.0 s |
| declination | -27 ° 24 ′ 37 ″ |
| Appearance | |
| Morphological type | SA (s) a: / LINER? |
| Brightness (visual) | 11.1 mag |
| Brightness (B-band) | 12.0 mag |
| Angular expansion | 4.0 ′ × 1.9 ′ |
| Position angle | 148 ° |
| Surface brightness | 13.2 mag / arcmin² |
| Physical data | |
| Affiliation | NGC 5061 group NGC 5101 group LGG 341 |
| Redshift | 0.007232 +/- 0.000020 |
| Radial velocity | 2168 +/- 6 km / s |
|
Stroke distance v rad / H 0 |
(91 ± 7) x 10 6 ly (27.8 ± 2.0) Mpc |
| history | |
| discovery | Wilhelm Herschel |
| Discovery date | March 28, 1786 |
| Catalog names | |
| NGC 5078 • PGC 46490 • ESO 508-G048 • MCG -04-32-001 • IRAS 13170-2708 • SGC 131705-2708.8 • GC 3487 • H II 566 • h 3484 • LDCE 0964 NED006 | |
NGC 5078 is a spiral galaxy with an active galaxy core ( LINER type) of the Hubble type Sa in the constellation Water Snake south of the celestial equator . It is an estimated 91 million light years from the Milky Way , about 105,000 light years in diameter, and a bulge 50,000 light years thick.
In the same area of the sky are u. a. the galaxies NGC 5061 , NGC 5101 , IC 874 , IC 879 .
The object was discovered on March 28, 1786 by Wilhelm Herschel with an 18.7-inch reflector telescope, who noted "F, pS, E". John Herschel described them in an observation in 1835 as “pB, S, pmE, psbM; has a star 7-8th likes following “.