NGC 5646
| Galaxy NGC 5646 |
|
|---|---|
|
|
| SDSS recording | |
| AladinLite | |
| Constellation | Bear keeper |
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Position equinox : J2000.0 , epoch : J2000.0 |
|
| Right ascension | 14 h 29 m 34.0 s |
| declination | + 35 ° 27 ′ 43 ″ |
| Appearance | |
| Morphological type | SBb |
| Brightness (visual) | 14.2 mag |
| Brightness (B-band) | 15.0 mag |
| Angular expansion | 1.5 ′ × 0.4 ′ |
| Position angle | 81 ° |
| Surface brightness | 13.5 mag / arcmin² |
| Physical data | |
| Redshift | 0.028606 ± 0.000033 |
| Radial velocity | (8576 ± 10) km / s |
|
Stroke distance v rad / H 0 |
(387 ± 27) · 10 6 ly (118.6 ± 8.3) Mpc |
| history | |
| discovery | Édouard Stephan |
| Discovery date | April 29, 1881 |
| Catalog names | |
| NGC 5646 • UGC 9312 • PGC 51779 • CGCG 192-030 • MCG + 06-32-45 • IRAS 14274 + 3540 • | |
NGC 5646 is a 14.2 mag light barred spiral galaxy of the Hubble type SBb in the constellation Bear Keeper and about 387 million light years from the Milky Way.
It was discovered by Édouard Stephan on April 29, 1881 .
Web links
- NGC 5646. SIMBAD, accessed March 20, 2016 .
- NGC 5646. DSO Browser, accessed March 20, 2016 .
- Auke Slotegraaf: NGC 5646. Deep Sky Observer's Companion, accessed on March 20, 2016 (English).