NGC 2646
| Galaxy NGC 2646 |
|
|---|---|
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|
| AladinLite | |
| Constellation | giraffe |
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Position equinox : J2000.0 , epoch : J2000.0 |
|
| Right ascension | 08 h 50 m 22.0 s |
| declination | + 73 ° 27 ′ 47 ″ |
| Appearance | |
| Morphological type | SB (r) 0 ^ 0 ^: |
| Brightness (visual) | 12.2 mag |
| Brightness (B-band) | 13.2 mag |
| Angular expansion | 1.3 ′ × 1.3 ′ |
| Surface brightness | 12.6 mag / arcmin² |
| Physical data | |
| Affiliation | IC 520 group LGG 162 |
| Redshift | 0.012275 ± 0.000090 |
| Radial velocity | 3680 ± 27 km / s |
|
Stroke distance v rad / H 0 |
(170 ± 12) · 10 6 ly (52.1 ± 3.7) Mpc |
| history | |
| discovery | Ernst WL Temple |
| Discovery date | July 27, 1883 |
| Catalog names | |
| NGC 2646 • UGC 4604 • PGC 24838 • CGCG 331-069 • 332-019 • MCG + 12-09-019 • 2MASX J08502210 + 7327474 • GALEX ASC J085022.01 + 732746.2 • LDCE 573 NED020 | |
NGC 2646 is a lenticular galaxy of the Hubble type SB0 in the constellation Giraffe in the northern sky . It is an estimated 170 million light years away from the Milky Way and about 65,000 light years in diameter.
Together with NGC 2614 , NGC 2629 , IC 520 it forms the IC 520 group .
The object was discovered on July 27, 1883 by Ernst Wilhelm Leberecht Tempel .