NGC 4708
Galaxy NGC 4708 |
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AladinLite | |
Constellation | Virgin |
Position equinox : J2000.0 , epoch : J2000.0 |
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Right ascension | 12 h 49 m 41.5 s |
declination | -11 ° 05 ′ 35 ″ |
Appearance | |
Morphological type | SA (r) ex |
Brightness (visual) | 13.8 mag |
Brightness (B-band) | 14.6 mag |
Angular expansion | 1.2 x 0.9 |
Position angle | 55 ° |
Surface brightness | 13.7 mag / arcmin² |
Physical data | |
Redshift | 0.013896 +/- 0.000027 |
Radial velocity | 4166 +/- 8 km / s |
Stroke distance v rad / H 0 |
(181 ± 13) · 10 6 ly (55.5 ± 3.9) Mpc |
history | |
discovery | Wilhelm Herschel |
Discovery date | March 11, 1788 |
Catalog names | |
NGC 4708 • PGC 43382 • MCG -02-33-016 • IRAS 12470-1049 • 2MASX J12494148-1105350 • GC 3236 • H III 722 • NVSS J124941-110537 • LDCE 921 NED008 • HOLM 463A |
NGC 4708 is a 13.8 likes bright spiral galaxy of Hubble type Sab in the constellation Virgo to the ecliptic . It is an estimated 181 million light years away from the Milky Way and about 65,000 light years in diameter. Together with LEDA 970118 it forms the galaxy pair Holm 463 .
In the same area of the sky are u. a. the galaxies NGC 4680 , NGC 4700 , NGC 4742 .
The supernovae SN 2003ef (type II), SN 2005bo ( type Ia ) and NAME ATLAS 16bdg (type Ia) were observed here.
The object was discovered on March 11, 1788 by Wilhelm Herschel with an 18.7-inch reflector telescope, who described it as "eF, S".