NGC 4894
Galaxy NGC 4894 |
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SDSS | |
AladinLite | |
Constellation | Berenike's hair |
Position equinox : J2000.0 , epoch : J2000.0 |
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Right ascension | 13 h 00 m 16.5 s |
declination | + 27 ° 58 ′ 03 ″ |
Appearance | |
Morphological type | SA0 |
Brightness (visual) | 15.0 mag |
Brightness (B-band) | 16.0 mag |
Angular expansion | 0.5 ′ × 0.1 ′ |
Position angle | 27 ° |
Surface brightness | 11.6 mag / arcmin² |
Physical data | |
Affiliation |
Abell 1656 / NGC-4889 group |
Redshift | 0.015457 +/- 0.000033 |
Radial velocity | 4634 +/- 10 km / s |
Stroke distance v rad / H 0 |
(208 ± 15) · 10 6 ly (63.7 ± 4.5) Mpc |
history | |
discovery | John Herschel |
Discovery date | March 30, 1827 |
Catalog names | |
NGC 4894 • PGC 44732 • CGCG 160-247 • 2MASX J13001655 + 2758032 • GC 3354 • h 1510 • 2MASS J13001652 + 2758029 |
NGC 4894 is a 15.0 mag bright lenticular dwarf galaxy of the Hubble type "S0" in the constellation Haar der Berenike in the northern sky . It is an estimated 208 million light years away from the Milky Way , has a diameter of about 30,000 ly and is a member of the Coma galaxy cluster .
In the same area of the sky are u. a. the galaxies NGC 4884 , NGC 4889 , NGC 4898 , IC 4030 .
The object was discovered by John Herschel on March 30, 1827 .
Web links
- NGC 4894. SIMBAD, accessed February 20, 2015 .
- NGC 4894. DSO Browser, accessed February 20, 2015 .
- Auke Slotegraaf: NGC 4894. Deep Sky Observer's Companion, accessed February 20, 2015 .