NGC 2854
Galaxy NGC 2854 |
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SDSS recording | |
AladinLite | |
Constellation | Big Bear |
Position equinox : J2000.0 , epoch : J2000.0 |
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Right ascension | 09 h 24 m 03.1 s |
declination | + 49 ° 12 ′ 15 ″ |
Appearance | |
Morphological type | SB (s) b |
Brightness (visual) | 13.0 likes |
Brightness (B-band) | 13.8 mag |
Angular expansion | 1.6 ′ × 0.6 ′ |
Position angle | 50 ° |
Surface brightness | 12.8 mag / arcmin² |
Physical data | |
Affiliation | WBL 221-001 |
Redshift | 0.009243 ± 0.000037 |
Radial velocity | (2771 ± 11) km / s |
Stroke distance v rad / H 0 |
(125 ± 9) · 10 6 ly (38.4 ± 2.7) Mpc |
history | |
discovery | William Herschel |
Discovery date | March 9, 1788 |
Catalog names | |
NGC 2854 • UGC 4995 • PGC 26631 • CGCG 238-046 • MCG + 08-17-092 • IRAS 09206 + 4925 • KUG 0920 + 494A • 2MASX J09240315 + 4912156 • Arp 285 • GC 1833 • H III 714 • h 589 • GALEX ASC J092403.06 + 491214.2 • LDCE 0641 NED001 |
NGC 2854 is a barred spiral galaxy of the Hubble type SBb in the constellation Great Bear in the northern sky . It is estimated to be 125 million light years away from the Milky Way and has a diameter of around 60,000 ly. Together with NGC 2856 , it forms the bound galaxy pair Arp 285 . Halton Arp organized his catalog of unusual galaxies into groups according to purely morphological criteria. This galaxy pair belongs to the class double galaxies with inflow and attraction .
In the same area of the sky there is still u. a. the galaxy NGC 2857 .
The object was discovered by Wilhelm Herschel on March 9, 1788 .
Web links
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