NGC 6215
| Galaxy NGC 6215 |
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|---|---|
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| AladinLite | |
| Constellation | altar |
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Position equinox : J2000.0 , epoch : J2000.0 |
|
| Right ascension | 16 h 51 m 06.8 s |
| declination | -58 ° 59 ′ 36 ″ |
| Appearance | |
| Morphological type | SA (s) c / pec |
| Brightness (visual) | 11.1 mag |
| Brightness (B-band) | 11.8 mag |
| Angular expansion | 2.2 ′ × 2.0 ′ |
| Position angle | 78 ° |
| Surface brightness | 12.6 mag / arcmin² |
| Physical data | |
| Redshift | 0.005217 +/- 0.000013 |
| Radial velocity | 1564 +/- 4 km / s |
|
Stroke distance v rad / H 0 |
(65 ± 5) x 10 6 ly (19.9 ± 1.4) Mpc |
| history | |
| discovery | John Herschel |
| Discovery date | July 9, 1836 |
| Catalog names | |
| NGC 6215 • PGC 59112 • ESO 137-46 • IRAS 16467-5854 • 2MASX J16510681-5859364 • SGC 164647-5854.5 • GC 4235 • h 3647 • LDCE 1198 NED004 | |
NGC 6215 is a 11.1 likes bright spiral galaxy of Hubble type Sc in the constellation Altar at the southern sky . It is around 65 million light years away from the Milky Way and has a diameter of around 50,000 light years .
In the same area of the sky are u. a. the galaxies NGC 6215A and NGC 6221 .
The object was discovered on July 9, 1836 by John Herschel with an 18-inch reflector telescope , which said "pretty faint, round, very gradually a little brighter in the middle, has a yellow 5th mag star preceding it, approx. 1m 19s in RA, and 3 ′ or 4 ′ south “.