NGC 5921
| Galaxy NGC 5921 |
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|---|---|
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| SDSS recording | |
| AladinLite | |
| Constellation | Snake |
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Position equinox : J2000.0 , epoch : J2000.0 |
|
| Right ascension | 15 h 21 m 56.5 s |
| declination | + 05 ° 40 ′ 14 ″ |
| Appearance | |
| Morphological type | SB (r) bc / LINER |
| Brightness (visual) | 10.7 mag |
| Brightness (B-band) | 11.5 likes |
| Angular expansion | 4.8 ′ × 4.0 ′ |
| Position angle | 130 ° |
| Surface brightness | 13.8 mag / arcmin² |
| Physical data | |
| Redshift | 0.004937 ± 0.000003 |
| Radial velocity | (1480 ± 1) km / s |
|
Stroke distance v rad / H 0 |
(68 ± 5) x 10 6 ly (20.7 ± 1.5) Mpc |
| history | |
| discovery | Wilhelm Herschel |
| Discovery date | May 1, 1786 |
| Catalog names | |
| NGC 5921 • UGC 9824 • PGC 54849 • CGCG 049-146 • MCG + 01-39-21 • IRAS 15194 + 0514 • GC 4097 • H I 148 • h 1919 • | |
NGC 5921 is a 10.7 mag bright barred spiral galaxy of the Hubble type SBbc in the constellation Snake and 68 million light years from the Milky Way.
It was discovered on May 1, 1786 by Wilhelm Herschel with an 18.7-inch reflector telescope, who described it as "cB, cL, iR, bM".
High-resolution image of the center of NGC 5921, taken with the Hubble Space Telescope
