NGC 3901
| Galaxy NGC 3901 |
|
|---|---|
|
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| AladinLite | |
| Constellation | giraffe |
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Position equinox : J2000.0 , epoch : J2000.0 |
|
| Right ascension | 11 h 42 m 49.72 s |
| declination | + 77 ° 22 ′ 21.7 ″ |
| Appearance | |
| Morphological type | Scd: |
| Brightness (visual) | 13.7 mag |
| Brightness (B-band) | 14.4 mag |
| Angular expansion | 1.8 'x 0.8' |
| Position angle | 165 ° |
| Surface brightness | 13.9 mag / arcmin² |
| Physical data | |
| Affiliation | isolated NGC 4291 group NGC 4386 group NGC 4589 group LGG 284 |
| Redshift | 0.005624 ± 0.000060 |
| Radial velocity | 1686 ± 18 km / s |
|
Stroke distance v rad / H 0 |
(82 ± 6) · 10 6 ly (25.0 ± 1.8) Mpc |
| history | |
| discovery | William Herschel |
| Discovery date | April 2, 1801 |
| Catalog names | |
| NGC 3901 • UGC 6675 • PGC 36386 • CGCG 351-068 • CGCG 352-006 • MCG + 13-09-001 • IRAS F11399 + 7738 • 2MASX J11424981 + 7722212 • GC 2567 • H III 970 • HIJASS J1142 + 77 • KIG 496 | |
NGC 3901 is a spiral galaxy of Hubble type Sc in the constellation Giraffe at the northern sky . It is estimated to be 82 million light-years from the Milky Way and about 40,000 light-years across. It is a member of the eleven galaxies NGC 4589 group ( LGG 284 ).
The galaxies NGC 4159 and NGC 4127 are in the same area of the sky .
The Type Ia supernova SN 2017igf was observed here.
The object was discovered by Wilhelm Herschel on April 2nd, 1801 .