NGC 6103
| Galaxy NGC 6103 |
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|---|---|
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| SDSS recording | |
| AladinLite | |
| Constellation | Northern crown |
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Position equinox : J2000.0 , epoch : J2000.0 |
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| Right ascension | 16 h 15 m 44.6 s |
| declination | + 31 ° 57 ′ 50 ″ |
| Appearance | |
| Morphological type | S? |
| Brightness (visual) | 13.7 mag |
| Brightness (B-band) | 14.5 mag |
| Angular expansion | 0.7 ′ × 0.5 ′ |
| Position angle | 80 ° |
| Surface brightness | 12.4 mag / arcmin² |
| Physical data | |
| Redshift | 0.031422 ± 0.000150 |
| Radial velocity | (9420 ± 45) km / s |
|
Stroke distance v rad / H 0 |
(427 ± 30) x 10 6 ly (130.9 ± 9.2) Mpc |
| history | |
| discovery | Wilhelm Herschel |
| Discovery date | May 27, 1791 |
| Catalog names | |
| NGC 6103 • UGC 10302 • PGC 57648 • CGCG 167-062 • MCG + 05-38-049 • IRAS 16138 + 3205 • KUG 1613 + 320 • 2MASX J16154462 + 3157507 • GC 4176 • H III 888 • h 1950 • GALEX ASC J161544 .50 + 315 750.0 • LDCE 1176 NED003 | |
NGC 6103 is a 13.7 likes bright spiral radio galaxy from the Hubble type Sbc in the constellation Corona Borealis in the northern sky . It is estimated to be 427 million light years from the Milky Way and about 85,000 ly in diameter.
The type IIP supernova SN 2012fj was observed here.
The object was discovered on May 27, 1791 by Wilhelm Herschel with an 18.7-inch reflector telescope, who described it as "eF, vS, R, with 300 power pL".