NGC 6461
| Galaxy NGC 6461 |
|
|---|---|
|
|
| AladinLite | |
| Constellation | Dragon |
|
Position equinox : J2000.0 , epoch : J2000.0 |
|
| Right ascension | 17 h 39 m 56.5 s |
| declination | + 74 ° 02 ′ 03 ″ |
| Appearance | |
| Morphological type | Sab |
| Brightness (visual) | 15.1 mag |
| Brightness (B-band) | 15.9 mag |
| Angular expansion | 0.8 ′ × 0.4 ′ |
| Position angle | 20 ° |
| Surface brightness | 13.7 mag / arcmin² |
| Physical data | |
| Redshift | 0.040935 +/- 0.000127 |
| Radial velocity | 12272 +/- 38 km / s |
|
Stroke distance v rad / H 0 |
(557 ± 39) · 10 6 Lj (170.8 ± 12.0) Mpc |
| history | |
| discovery | Lewis Swift |
| Discovery date | September 18, 1884 |
| Catalog names | |
| NGC 6461 • UGC 10954 • PGC 60659 • CGCG 330-055 / 340-017 • MCG + 12-17-004 • | |
NGC 6461 is a 15.1 likes bright spiral galaxy of Hubble type Sab in the constellation Dragon .
It was discovered by Lewis A. Swift on September 18, 1884 .
Due to an error in the position specification , the Galaxie PGC 60651 is based on Swift's description “eF, pS, R; nr terminal * of 5 forming semi-circle “the most likely object. However, PGC 60659 would be a better match for Swift's original position .