NGC 4139
| Galaxy NGC 4139 |
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|---|---|
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| SDSS image of NGC 4139 (r.) And NGC 4140 (l.) | |
| AladinLite | |
| Constellation | Virgin |
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Position equinox : J2000.0 , epoch : J2000.0 |
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| Right ascension | 12 h 04 m 34.0 s |
| declination | + 01 ° 48 ′ 06 ″ |
| Appearance | |
| Morphological type | SB (rs) 0 ^ 0 ^ |
| Brightness (visual) | 13.7 mag |
| Brightness (B-band) | 14.7 mag |
| Angular expansion | 1 ′ × 0.5 ′ |
| Position angle | 153 ° |
| Surface brightness | 12.8 mag / arcmin² |
| Physical data | |
| Redshift | 0.018683 ± 0.000030 |
| Radial velocity | (5601 ± 9) km / s |
|
Stroke distance v rad / H 0 |
(246 ± 17) · 10 6 ly (75.4 ± 5.3) Mpc |
| history | |
| discovery | Heinrich d'Arrest |
| Discovery date | August 10, 1863 |
| Catalog names | |
| NGC 4139 • IC 2989 • PGC 38213 • CGCG 013-061 • MCG + 00-31-030 • 2MASX J12043399 + 0148056 • LDCE 0863 NED007 | |
NGC 4139 = IC 2989 is a lenticular galaxy of the Hubble-type S0 in the constellation Virgo. It is an estimated 246 million light years from the Milky Way .
The object was discovered by Heinrich d'Arrest on August 10, 1863 .
Web links
Commons : NGC 4139 - collection of images, videos, and audio files
