NGC 4814
Galaxy NGC 4814 |
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SDSS recording | |
AladinLite | |
Constellation | Big Bear |
Position equinox : J2000.0 , epoch : J2000.0 |
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Right ascension | 12 h 55 m 21.9 s |
declination | + 58 ° 20 ′ 39 ″ |
Appearance | |
Morphological type | SA (s) b |
Brightness (visual) | 11.7 mag |
Brightness (B-band) | 12.5 mag |
Angular expansion | 3.3 ′ × 2.4 ′ |
Position angle | 129 ° |
Surface brightness | 13.8 mag / arcmin² |
Physical data | |
Redshift | 0.008396 +/- 0.000010 |
Radial velocity | 2517 +/- 3 km / s |
Stroke distance v rad / H 0 |
(117 ± 8) x 10 6 ly (35.9 ± 2.5) Mpc |
history | |
discovery | Wilhelm Herschel |
Discovery date | March 17, 1790 |
Catalog names | |
NGC 4814 • UGC 8051 • PGC 44025 • CGCG 294-003, 293-044 • MCG + 10-19-003 • IRAS 12532 + 5836 • GC 3315 • H I 243 • h 1483 • |
NGC 4814 is an 11.7 mag bright spiral galaxy of the Hubble type Sb pec in the constellation Great Bear , about 117 million light years away from the Milky Way.
It was discovered on March 17, 1790 by Wilhelm Herschel with an 18.7-inch reflector telescope, who described it as "cB, S, R, gbM".