NGC 4711
| Galaxy NGC 4711 / IC 3804 |
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|---|---|
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| SDSS recording | |
| AladinLite | |
| Constellation | Hunting dogs |
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Position equinox : J2000.0 , epoch : J2000.0 |
|
| Right ascension | 12 h 48 m 45.9 s |
| declination | + 35 ° 19 ′ 58 ″ |
| Appearance | |
| Morphological type | SBb |
| Brightness (visual) | 13.5 likes |
| Brightness (B-band) | 14.3 mag |
| Angular expansion | 1.3 ′ × 0.8 ′ |
| Position angle | 40 ° |
| Surface brightness | 13.4 mag / arcmin² |
| Physical data | |
| Redshift | 0.013549 ± 0.000030 |
| Radial velocity | (4062 ± 9) km / s |
|
Stroke distance v rad / H 0 |
(183 ± 13) · 10 6 ly (56.1 ± 3.9) Mpc |
| history | |
| discovery | Wilhelm Herschel |
| Discovery date | May 1, 1785 |
| Catalog names | |
| NGC 4711 • IC 3804 • UGC 7973 • PGC 43286 • CGCG 188-022 • MCG + 06-28-033 • IRAS 12463 + 3536 • GC 3242 • H II 412 • h 1443 • GALEX ASC J124845.89 + 351958.1 | |
NGC 4711 = IC 3804 is a 13.5 mag bright bar-spiral galaxy of the Hubble type SBb in the constellation Hounds in the northern sky . It is estimated to be 183 million light years away from the Milky Way and has a diameter of about 70,000 ly.
In the same area of the sky is the galaxy NGC 4687 .
The object was discovered on May 1, 1785 by Wilhelm Herschel with an 18.7-inch reflecting telescope, who described it as “F, S, LE, GLBM, easily resolvable”. A "rediscovery" took place by Max Wolf on March 21, 1903, this is listed as IC 3804 .