NGC 617
| Galaxy NGC 617 |
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|---|---|
|
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| SDSS recording | |
| AladinLite | |
| Constellation | whale |
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Position equinox : J2000.0 , epoch : J2000.0 |
|
| Right ascension | 01 h 34 m 02.5 s |
| declination | -09 ° 46 ′ 27 ″ |
| Appearance | |
| Morphological type | Sb |
| Brightness (visual) | 14.5 mag |
| Brightness (B-band) | 15.3 mag |
| Angular expansion | 0.5 ′ × 0.5 ′ |
| Surface brightness | 12.8 mag / arcmin² |
| Physical data | |
| Redshift | 0.040843 +/- 0.000094 |
| Radial velocity | 12244 +/- 28 km / s |
|
Stroke distance v rad / H 0 |
(548 ± 38) · 10 6 ly (168.1 ± 11.8) Mpc |
| history | |
| discovery | Francis Preserved Leavenworth |
| Discovery date | 1886 |
| Catalog names | |
| NGC 617 • PGC 5831 • MCG -02-05-07 • 2MASX J01340253-0946274 • NPM1G -10.0060 | |
NGC 617 is a spiral galaxy in the constellation Whale , approximately 548 million light years from the Milky Way .
The object was discovered in 1886 by the American astronomer Francis Preserved Leavenworth .
Web links
- SIMBAD Astronomical Database
- Auke Slotegraaf: NGC 617. Deep Sky Observer's Companion, accessed on August 29, 2015 .