IC 4477
Galaxy IC 4477 |
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AladinLite | |
Constellation | Bear keeper |
Position equinox : J2000.0 , epoch : J2000.0 |
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Right ascension | 14 h 38 m 35.2 s |
declination | + 28 ° 27 ′ 34 ″ |
Appearance | |
Brightness (visual) | 14.8 mag |
Brightness (B-band) | 15.6 mag |
Angular expansion | 0.5 ′ × 0.3 ′ |
Position angle | 10 ° |
Surface brightness | 12.6 mag / arcmin² |
Physical data | |
Redshift | 0.046862 ± 0.000183 |
Radial velocity | 14049 ± 55 km / s |
Stroke distance v rad / H 0 |
(631 ± 44) · 10 6 Lj (193.4 ± 13.6) Mpc |
history | |
discovery | Stéphane Javelle |
Discovery date | July 24, 1895 |
Catalog names | |
IC 4477 • PGC 52327 • CGCG 164-003 • 2MASX J14383522 + 2827334 • |
IC 4477 is a bar-spiral galaxy of the Hubble-type Sc? in the constellation Bear Guardian in the northern sky . IC 4479 is located in the same area of the sky . It is around 631 million light years from the Milky Way .
The object was discovered on July 24, 1895 by Stéphane Javelle .