NGC 6422
| Galaxy NGC 6422 |
|
|---|---|
|
|
| SDSS recording | |
| AladinLite | |
| Constellation | Dragon |
|
Position equinox : J2000.0 , epoch : J2000.0 |
|
| Right ascension | 17 h 36 m 30.0 s |
| declination | + 68 ° 03 ′ 31 ″ |
| Appearance | |
| Morphological type | E-S0 |
| Brightness (visual) | 14.8 mag |
| Brightness (B-band) | 15.8 mag |
| Angular expansion | 0.6 ′ × 0.6 ′ |
| Surface brightness | 13.8 mag / arcmin² |
| Physical data | |
| Redshift | 0.025354 +/- 0.000100 |
| Radial velocity | 7601 +/- 30 km / s |
|
Stroke distance v rad / H 0 |
(348 ± 24) x 10 6 ly (106.8 ± 7.5) Mpc |
| history | |
| discovery | Lewis Swift |
| Discovery date | August 1, 1883 |
| Catalog names | |
| NGC 6422 • PGC 60558 • CGCG 321-026 • MCG + 11-21-015 • LDCE 1262 NED003 | |
NGC 6422 is a 14.8 mag bright elliptical galaxy of the Hubble type E-S0 in the constellation of Dragon and about 348 million light years from the Milky Way.
It was discovered by Lewis A. Swift on August 1, 1883 .
Web links
- NGC 6422. SIMBAD, accessed August 1, 2016 .
- NGC 6422. DSO Browser, accessed August 1, 2016 .
- Auke Slotegraaf: NGC 6422. Deep Sky Observer's Companion, accessed on August 1, 2016 (English).