Mrk 590
| Galaxy Mrk 590 |
|
|---|---|
|
|
| SDSS recording | |
| AladinLite | |
| Constellation | whale |
|
Position equinox : J2000.0 , epoch : J2000.0 |
|
| Right ascension | 02 h 14 m 33.5 s |
| declination | -00 ° 46 ′ 00 ″ |
| Appearance | |
| Morphological type | SA (s) a: / Sy1.2 |
| Brightness (visual) | 13.0 likes |
| Brightness (B-band) | 13.9 likes |
| Angular expansion | 1.1 ′ × 1.0 ′ |
| Position angle | 69 ° |
| Surface brightness | 13.0 mag / arcmin² |
| Physical data | |
| Redshift | 0.026385 ± 0.000040 |
| Radial velocity | 7910 ± 12 km / s |
|
Stroke distance v rad / H 0 |
(355 ± 25) x 10 6 ly (108.7 ± 7.6) Mpc |
| history | |
| discovery | William Herschel |
| Discovery date | January 6, 1785 |
| Catalog names | |
| NGC 863 • NGC 866 • NGC 885 • UGC 1727 • PGC 8586 • CGCG 387-059 • MCG + 00-06-056 • IRAS 02120-0059 • KUG 0212-009 • 2MASX J02143357-0046002 • Mrk 590 • GC 509 • H III 260 • h 205 • | |
Mrk 590 ( Markarian 590 or also known as NGC 863 ) is a spiral galaxy with an active galaxy core in the constellation Whale . It is around 350 million light years away and is classified as a Seyfert 1 galaxy .
The object was discovered by William Herschel on January 6, 1785 . The entries NGC 866 and NGC 885 in the New General Catalog also refer to this galaxy.
swell
- Koay et al. (2016): ALMA probes the molecular gas reservoirs in the changing-look Seyfert galaxy Mrk 590 ; Monthly Notices of the Royal Astronomical Society 455 (3), pp. 2745-2764
Individual evidence
- ↑ a b c d e NASA / IPAC EXTRAGALACTIC DATABASE
- ↑ a b c d NGC 863
- ↑ Anjali Gupta, Smita Mathur, Yair Krongold: Detection of high velocity outflows in Seyfert 1 galaxy Mrk 590 . In: The Astrophysical Journey . tape 798 , no. 1 , December 9, 2014, doi : 10.1088 / 0004-637X / 798/1/4 , arxiv : 1406.5968 .
- ↑ Seligman