NGC 4865
| Galaxy NGC 4865 |
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|---|---|
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| SDSS | |
| AladinLite | |
| Constellation | Berenike's hair |
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Position equinox : J2000.0 , epoch : J2000.0 |
|
| Right ascension | 12 h 59 m 19.9 s |
| declination | + 28 ° 05 ′ 04 ″ |
| Appearance | |
| Morphological type | E3 |
| Brightness (visual) | 13.7 mag |
| Brightness (B-band) | 14.6 mag |
| Angular expansion | 0.9 ′ × 0.5 ′ |
| Position angle | 115 ° |
| Surface brightness | 12.8 mag / arcmin² |
| Physical data | |
| Affiliation | Abell 1656 |
| Redshift | 0.015677 +/- 0.000053 |
| Radial velocity | 4700 +/- 16 km / s |
|
Stroke distance v rad / H 0 |
(211 ± 15) · 10 6 ly (64.6 ± 4.5) Mpc |
| history | |
| discovery | Heinrich Louis d'Arrest |
| Discovery date | April 22, 1865 |
| Catalog names | |
| NGC 4865 • UGC 8100 • PGC 44578 • CGCG 160-224 • MCG + 05-31-064 • 2MASX J12591985 + 2805038 • GC 5694 • GALEX ASC = J125919.89 + 280503.8 | |
NGC 4865 is a 13.6 mag bright elliptical galaxy of the Hubble type "E3" in the constellation Haar der Berenike in the northern sky . It is an estimated 211 million light-years away from the Milky Way , has a diameter of about 55,000 ly, and is a member of the Coma Galaxy Cluster .
The galaxies NGC 4858 , NGC 4860 , IC 3955 , IC 3968 are located in the same area of the sky .
The object was discovered on April 22, 1865 by Heinrich Louis d'Arrest .
Web links
- NGC 4865. SIMBAD, accessed February 18, 2015 .
- NGC 4865. DSO Browser, accessed February 18, 2015 .
- Auke Slotegraaf: NGC 4865. Deep Sky Observer's Companion, accessed on February 18, 2015 (English).