3C 75
| 3C 75 | |
|---|---|
 Image in radio (pink) and x-ray (cyan) of 3C 75. | |
| Observation data (J2000epoch) | |
| Constellation | Cetus |
| Right ascension | 02h57m42.63s[1] |
| Declination | +06° 01′ 04.8″ |
| Redshift | 0.0231[2] |
| Distance | 296Mly[2][3] |
| Apparent magnitude(V) | +13.93 |
| Characteristics | |
| Type | Active binary |
| Apparent size(V) | 0.741″ × 0.489″ |
| Other designations | |
| MCG+01-08-027,NGC1128 | |
3C 75(also called3C75) is abinary black holesystem in the dumbbell-shaped galaxyNGC 1128in the galaxy clusterAbell 400.It has fourrelativistic jets,two coming from each accretingsupermassive black hole.It is travelling at 1200 kilometers per second, causing the jets to be swept back. 3C 75 may be X-ray source 2A 0252+060 (1H 0253+058, XRS 02522+060).[4]
References
[edit]- ^SIMBAD
- ^ab"NASA/IPAC Extragalactic Database".Results for 3C 75.Retrieved2010-04-26.
- ^Nemiroff, R.; Bonnell, J., eds. (9 November 2008)."Two Black Holes Dancing in 3C 75".Astronomy Picture of the Day.NASA.Retrieved2008-11-09.
- ^Wood KS; Meekins JF; Yentis DJ; Smathers HW; McNutt DP; Bleach RD (December 1984). "The HEAO A-1 X-ray source catalog".Astrophys. J. Suppl. Ser.56(12): 507–649.Bibcode:1984ApJS...56..507W.doi:10.1086/190992.
External links
[edit]- What is known about 3C 75
- Binary Black Hole in 3C 75.Astronomy Picture of the Day.2010 March 14
- NRAO press release
- Visible image of 3C75 binary
- Merritt, David;Milosavljevic, Milos (2005)."Massive Black Hole Binary Evolution".Living Reviews in Relativity.8:8.arXiv:astro-ph/0410364.Bibcode:2005LRR.....8....8M.doi:10.12942/lrr-2005-8.S2CID17677725.
- Simbad MCG+B01-08-027
 | This galaxy-related article is astub.You can help Wikipedia byexpanding it. |