NGC 4898
| Galaxy NGC 4898 |
|
|---|---|
|
|
| SDSS recording | |
| AladinLite | |
| Constellation | Berenike's hair |
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Position equinox : J2000.0 , epoch : J2000.0 |
|
| Right ascension | 13 h 00 m 18.0 s |
| declination | + 27 ° 57 ′ 26 ″ |
| Appearance | |
| Morphological type | E3 E0 |
| Brightness (visual) | 13.6 mag 13.6 mag |
| Brightness (B-band) | 14.6 mag 14.6 mag |
| Angular expansion | 0.6 ′ × 0.4 ′ 0.4 ′ × 0.4 ′ |
| Surface brightness | 12.1 mag / arcmin² 11.7 mag / arcmin² |
| Physical data | |
| Affiliation | Coma Galaxy Cluster Abell 1656 |
| Redshift | 90 ° |
| Radial velocity | 6770 6312 km / s |
|
Stroke distance v rad / H 0 |
(298 ± 21) · 10 6 ly (91.4 ± 6.4) Mpc |
| history | |
| discovery | Heinrich d'Arrest |
| Discovery date | April 6, 1864 |
| Catalog names | |
| NGC 4898, (4898-1 & 4898-2) • PGC 44736, 44741 • CGCG 160-248 • MCG + 05-31-082 • | |
NGC 4898 is a gravitational double galaxy consisting of NGC 4898-1 and NGC 4898-2 . NGC 4898-1 is a 13.6 likes bright elliptical galaxy from the Hubble type E3; NGC 4898-2 is a 13.6 mag elliptical Hubble-type E0 galaxy. Both galaxies belong to the Coma galaxy cluster , can be found in the constellation Haar der Berenike and are about 300 million light years away from the Milky Way. They were discovered by Heinrich Louis d'Arrest on April 6, 1864 .
Web links
- NGC 4898. SIMBAD, accessed February 21, 2015 .
- NGC 4898. DSO Browser, accessed February 21, 2015 .
- Auke Slotegraaf: NGC 4898. Deep Sky Observer's Companion, accessed on February 21, 2015 .