NGC 6870
| Galaxy NGC 6870 |
|
|---|---|
|
|
| AladinLite | |
| Constellation | telescope |
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Position equinox : J2000.0 , epoch : J2000.0 |
|
| Right ascension | 20 h 10 m 10.8 s |
| declination | -48 ° 17 ′ 13 ″ |
| Appearance | |
| Morphological type | SAB (rs) off |
| Brightness (visual) | 12.4 mag |
| Brightness (B-band) | 13.2 mag |
| Angular expansion | 2.60 × 1.3 |
| Position angle | 85 ° |
| Surface brightness | 13.6 mag / arcmin² |
| Physical data | |
| Affiliation | SSRS group 28 Telescopium group NGC 6868 group LGG 430 |
| Redshift | 0.009843 ± 0.000033 |
| Radial velocity | 2951 ± 10 km / s |
|
Stroke distance v rad / H 0 |
(131 ± 9) · 10 6 ly (40.1 ± 2.8) Mpc |
| history | |
| discovery | John Herschel |
| Discovery date | July 7, 1834 |
| Catalog names | |
| NGC 6870 • PGC 64197 • ESO 233-041 • IRAS 20065-4826 • 2MASX J20101083-4817135 • SGC 200633-4826.1 • GALEX ASC J201010.83-481712.9 • LDCE 1384 NED008 | |
NGC 6870 is a spiral galaxy of Hubble type Sab in the constellation telescope at the southern sky . It is estimated to be 131 million light years away from the Milky Way and about 100,000 light years in diameter .
The galaxies NGC 6861 , NGC 6868 , IC 4943 are located in the same area of the sky .
The object was discovered by John Herschel on July 7, 1834 .