NGC 4899
| Galaxy NGC 4899 |
|
|---|---|
|
|
| AladinLite | |
| Constellation | Virgin |
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Position equinox : J2000.0 , epoch : J2000.0 |
|
| Right ascension | 13 h 00 m 56.6 s |
| declination | -13 ° 56 ′ 40 ″ |
| Appearance | |
| Morphological type | SAB (rs) c: |
| Brightness (visual) | 12.2 mag |
| Brightness (B-band) | 12.9 mag |
| Angular expansion | 2.6 ′ × 1.4 ′ |
| Position angle | 20 ° |
| Surface brightness | 13.5 mag / arcmin² |
| Physical data | |
| Affiliation | LGG 321 |
| Redshift | 0.008866 ± 0.000023 |
| Radial velocity | 2658 ± 7 km / s |
|
Stroke distance v rad / H 0 |
(114 ± 8) · 10 6 ly (34.8 ± 2.4) Mpc |
| history | |
| discovery | Wilhelm Herschel |
| Discovery date | February 8, 1785 |
| Catalog names | |
| NGC 4899 • PGC 44841 • MCG -02-33-090 • IRAS 12583-1340 • 2MASX J13005663-1356392 • GC 3355 • H II 300 • LDCE 932 NED003 | |
NGC 4899 is a 12.2 mag bright bar spiral galaxy of the Hubble type SBc in the constellation Virgo on the ecliptic . It is estimated to be 114 million light years away from the Milky Way and has a diameter of around 90,000 ly. Together with NGC 4897 and NGC 4902 , it forms the small galaxy group LGG 321.
In the same area of the sky are the galaxies NGC 4862 , NGC 4863 , NGC 4897 , among others , NGC 4902 .
The object was discovered on February 8, 1785 by Wilhelm Herschel with an 18.7-inch reflector telescope, who described it as “pF, cL”.