NGC 2946
| Galaxy NGC 2946 |
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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 | 09 h 39 m 01.6 s |
| declination | + 17 ° 01 ′ 31 ″ |
| Appearance | |
| Morphological type | SB? |
| Brightness (visual) | 14.0 mag |
| Brightness (B-band) | 14.8 mag |
| Angular expansion | 1.20 ′ × 0.4 ′ |
| Position angle | 13 ° |
| Surface brightness | 13.1 mag / arcmin² |
| Physical data | |
| Affiliation | WBL 229 |
| Redshift | 0.029864 ± 0.000033 |
| Radial velocity | 8953 ± 10 km / s |
|
Stroke distance v rad / H 0 |
(396 ± 28) · 10 6 ly (121.3 ± 8.5) Mpc |
| history | |
| discovery | Albert Marth |
| Discovery date | April 1, 1864 |
| Catalog names | |
| NGC 2946 • UGC 5143 • PGC 27521 • CGCG 092-020 • MCG + 03-25-013 • IRAS 09362 + 1715 • 2MASX J09390153 + 1701305 • GALEX ASC J093901.57 + 170133.3 • USGC U242 NED01 | |
NGC 2946 is a spiral galaxy of Hubble type SB? in the constellation Leo north of the ecliptic . It is estimated to be 396 million light years from the Milky Way and about 145,000 light years across.
In the same area of the sky are u. a. the galaxies NGC 2933 , NGC 2934 , NGC 2941 , NGC 2943 .
The object was discovered by Albert Marth on April 1, 1864 .
Web links
Commons : NGC 2946 - collection of images, videos, and audio files
