NGC 3801
| Galaxy NGC 3801 |
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|---|---|
|
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| SDSS recording | |
| AladinLite | |
| Constellation | lion |
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Position equinox : J2000.0 , epoch : J2000.0 |
|
| Right ascension | 11 h 40 m 16.9 s |
| declination | + 17 ° 43 ′ 41 ″ |
| Appearance | |
| Morphological type | S0 / a / LINER |
| Brightness (visual) | 12.0 mag |
| Brightness (B-band) | 13.0 likes |
| Angular expansion | 2.5 ′ × 1.6 ′ |
| Position angle | 120 ° |
| Surface brightness | 14.1 mag / arcmin² |
| Physical data | |
| Affiliation | NGC 3800 group WBL 347 LGG 246 |
| Redshift | 0.011064 ± 0.000007 |
| Radial velocity | 3317 ± 2 km / s |
|
Stroke distance v rad / H 0 |
(145 ± 10) · 10 6 ly (44.6 ± 3.1) Mpc |
| history | |
| discovery | William Herschel |
| Discovery date | April 17, 1784 |
| Catalog names | |
| NGC 3801 • UGC 6635 • PGC 36200 • CGCG 097-051 • MCG + 03-30-040 • 2MASX J11401689 + 1743404 • GC 2490 • H II 161 • h 939 • GALEX ASC J114017.05 + 174339.2 • LDCE 831 NED008 • HOLM 273A | |
NGC 3801 is a lenticular galaxy with an active nucleus of the Hubble type S0 in the constellation Leo north of the ecliptic . It is an estimated 145 million light years away from the Milky Way and about 110,000 light years in diameter. Together with NGC 3802 , it forms the bound galaxy pair Holm 273 .
In the same area of the sky are u. a. the galaxies NGC 3790 , NGC 3803 , NGC 3806 , NGC 3807 .
The object was discovered on April 17, 1784 by the astronomer William Herschel with his 18.7-inch reflector telescope.
Web links
Commons : NGC 3801 - collection of images, videos, and audio files
