NGC 4868
Galaxy NGC 4868 |
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SDSS recording | |
AladinLite | |
Constellation | Hunting dogs |
Position equinox : J2000.0 , epoch : J2000.0 |
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Right ascension | 12 h 59 m 08.9 s |
declination | + 37 ° 18 ′ 37 ″ |
Appearance | |
Morphological type | Sab |
Brightness (visual) | 12.2 mag |
Brightness (B-band) | 13.0 likes |
Angular expansion | 1.5 ′ × 1.4 ′ |
Position angle | 90 ° |
Surface brightness | 12.9 mag / arcmin² |
Physical data | |
Affiliation | LGG 319 |
Redshift | 0.015561 +/- 0.000030 |
Radial velocity | 4665 +/- 9 km / s |
Stroke distance v rad / H 0 |
(210 ± 15) · 10 6 ly (64.5 ± 4.5) Mpc |
history | |
discovery | Wilhelm Herschel |
Discovery date | March 17, 1787 |
Catalog names | |
NGC 4868 • UGC 8099 • PGC 44557 • CGCG 189-008 • MCG + 06-29-004 • IRAS 12567 + 3734 • KUG 1256 + 375 • 2MASX J12590891 + 3718370 • GC 3341 • H II 644 • LDCE 929 NED002 |
NGC 4868 is a 12.2 likes bright spiral galaxy of Hubble type Sab in the constellation Canes Venatici on the northern sky . It is estimated to be 210 million light years away from the Milky Way and has a diameter of around 95,000 ly. Together with NGC 4846 and NGC 4914 , it forms the small galaxy group LGG 319.
In the same area of the sky are the galaxies NGC 4870 , NGC 4893 , IC 3956 , IC 4016 .
The object was discovered on March 17, 1787 by Wilhelm Herschel with an 18.7-inch reflector telescope, who described it as "pB, S, R, mbM, among scattered stars".