NGC 6122
| Galaxy NGC 6122 |
|
|---|---|
![NGC 6122 with LEDA 2109685 (l) & PGC 57853 (r) [1] SDSS image](https://de.wikipedia.org/wiki/Datei:NGC6122_-_SDSS_DR14.jpg)
|
|
| NGC 6122 with LEDA 2109685 (l) & PGC 57853 (r) SDSS image | |
| AladinLite | |
| Constellation | Northern crown |
|
Position equinox : J2000.0 , epoch : J2000.0 |
|
| Right ascension | 16 h 20 m 09.5 s |
| declination | + 37 ° 47 ′ 54 ″ |
| Appearance | |
| Morphological type | Sb |
| Brightness (visual) | 14.6 mag |
| Brightness (B-band) | 15.6 mag |
| Angular expansion | 0.9 ′ × 0.3 ′ |
| Position angle | 156 ° |
| Surface brightness | 13.1 mag / arcmin² |
| Physical data | |
| Affiliation | Abell 2199 |
| Redshift | 0.033650 ± 0.000170 |
| Radial velocity | 10,088 ± 51 km / s |
|
Stroke distance v rad / H 0 |
(457 ± 32) · 10 6 ly (140.2 ± 9.8) Mpc |
| history | |
| discovery | Guillaume Bigourdan |
| Discovery date | May 6, 1886 |
| Catalog names | |
| NGC 6122 • PGC 57858 • MCG + 06-36-32 • 2MASX J16200955 + 3747535 • GALEX ASC J162009.49 + 374754.2 • LDCE 1184 NED009 | |
NGC 6122 is a 14.6 likes bright lenticular galaxy of Hubble type S0 in the constellation Corona Borealis. It is estimated to be 457 million light years from the Milky Way and about 120,000 light years in diameter.
In the same area of the sky are u. a. the galaxies NGC 6117 , NGC 6119 , NGC 6120 , NGC 6129 .
The Type Ia supernova SN 2003ge was observed here.
The object was discovered on May 6, 1886 by Guillaume Bigourdan , who noted "vF, R, no N".