NGC 656
| Galaxy NGC 656 |
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|---|---|
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| SDSS recording | |
| AladinLite | |
| Constellation | fishes |
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Position equinox : J2000.0 , epoch : J2000.0 |
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| Right ascension | 01 h 42 m 27.2 s |
| declination | + 26 ° 8 ′ 35 ″ |
| Appearance | |
| Morphological type | SB0 |
| Brightness (visual) | 12.4 mag |
| Brightness (B-band) | 13.4 mag |
| Angular expansion | 1.5 ′ × 1.3 ′ |
| Position angle | 35 ° |
| Surface brightness | 13.0 mag / arcmin² |
| Physical data | |
| Affiliation | isolated |
| Redshift | 0.013062 ± 0.000097 |
| Radial velocity | 3916 ± 29 km / s |
|
Stroke distance v rad / H 0 |
(180 ± 13) x 10 6 ly (55.3 ± 3.9) Mpc |
| history | |
| discovery | Heinrich d'Arrest |
| Discovery date | September 20, 1865 |
| Catalog names | |
| NGC 656 • UGC 1194 • PGC 6293 • CGCG 482-004 • MCG + 04-05-002 • 2MASX J01422722 + 2608350 • GC 5193 • GALEX ASC J014227.00 + 260833.5 • KARA 61 | |
NGC 656 is a lenticular galaxy of the Hubble type SB0 in the constellation Pisces on the ecliptic . It is an estimated 164 million light-years from the Milky Way and about 75,000 light years in diameter.
The object was discovered on September 20, 1865 by the German-Danish astronomer Heinrich Louis d'Arrest .
Web links
Commons : NGC 656 - collection of images, videos, and audio files
- SIMBAD Astronomical Database
- Auke Slotegraaf: NGC 656. Deep Sky Observer's Companion, accessed September 8, 2015 .