NGC 4803
| Galaxy NGC 4803 |
|
|---|---|
|
|
| SDSS | |
| AladinLite | |
| Constellation | Virgin |
|
Position equinox : J2000.0 , epoch : J2000.0 |
|
| Right ascension | 12 h 55 m 33.7 s |
| declination | + 08 ° 14 ′ 25 ″ |
| Appearance | |
| Morphological type | E / C |
| Brightness (visual) | 14.4 mag |
| Brightness (B-band) | 15.4 mag |
| Angular expansion | 0.5 ′ × 0.3 ′ |
| Position angle | 6 ° |
| Surface brightness | 12.7 mag / arcmin² |
| Physical data | |
| Redshift | 0.008823 ± 0.000017 |
| Radial velocity | 2645 ± 5 km / s |
|
Stroke distance v rad / H 0 |
(116 ± 8) x 10 6 ly (35.5 ± 2.5) Mpc |
| history | |
| discovery | Albert Marth |
| Discovery date | March 25, 1865 |
| Catalog names | |
| NGC 4803 • PGC 44061 • CGCG 071-073, 043-069 • MCG + 02-33-036 • 2MASX J12553366 + 0814259 • GC 5680 • GALEXASC J125533.75 + 081424.9 • LDCE 920 NED004 | |
NGC 4803 is a 14.4 mag bright, compact dwarf galaxy of the Hubble type "E / C" (the C stands for compact ) in the constellation Virgo at the ecliptic . It is estimated to be 116 million light years away from the Milky Way and has a diameter of about 15,000 ly.
In the same area of the sky are the galaxies NGC 4791 , NGC 4795 , NGC 4796 , among others .
The object was discovered by Albert Marth on March 25, 1865 .
Web links
- NGC 4803. SIMBAD, accessed February 14, 2015 .
- NGC 4803. DSO Browser, accessed February 14, 2015 .
- Auke Slotegraaf: NGC 4803. Deep Sky Observer's Companion, accessed on February 14, 2015 .