NGC 7015
| NGC7015 | |
|---|---|
 The galaxy NGC 7015. | |
| Observation data (J2000epoch) | |
| Constellation | Equuleus |
| Right ascension | 21h05m37.4s[1] |
| Declination | 11° 24′ 51″[1] |
| Redshift | 0.016281[1] |
| Heliocentric radial velocity | 4,881 km/s[1] |
| Distance | 203Mly(62.3Mpc)[1] |
| Apparent magnitude(V) | 13.25[1] |
| Characteristics | |
| Type | Sbc[1] |
| Mass | 8.6×1010(Stellar mass)[2]M☉ |
| Size | ~50,700ly(15.53kpc) (estimated)[1] |
| Apparent size(V) | 1.9 x 1.6[1] |
| Other designations | |
| IRAS21032+1112,UGC11674,MCG2-53-12,PGC66076,CGCG425-40[1] | |
NGC 7015is aspiral galaxylocated about 203 millionlight-yearsaway from Earth in theconstellationEquuleus.[3][4]NGC 7015's calculated velocity is 4,881 km/s (3,033 mi/s).[4]NGC 7015 was discovered by French astronomerÉdouard Stephanon September 29, 1878.[5]
NGC 7015 has two symmetric inner arms, with multiple long and continuous outer arms.[6]It is also host to asupermassive black holewith an estimated mass of 8.2 × 107M☉.[7]NGC 7015 is a member of a group of galaxies known as theNGC 7042 Group.This group contains ten galaxies, with the group named after its brightest member,NGC 7042.Besides NGC 7015, the group also contains,NGC 7025,NGC 7042,NGC 7043,andIC 1359.[8]
See also
[edit]References
[edit]- ^abcdefghij"NASA/IPAC Extragalactic Database".Results for NGC 7015.Retrieved2017-05-27.
- ^Leroy, Adam K.; Sandstrom, Karin M.; Lang, Dustin; Lewis, Alexia; Salim, Samir; Behrens, Erica A.; Chastenet, Jérémy; Chiang, I-Da; Gallagher, Molly J.; Kessler, Sarah; Utomo, Dyas (2019-10-01)."A z = 0 Multiwavelength Galaxy Synthesis. I. A WISE and GALEX Atlas of Local Galaxies".The Astrophysical Journal Supplement Series.244(2): 24.arXiv:1910.13470.Bibcode:2019ApJS..244...24L.doi:10.3847/1538-4365/ab3925.ISSN0067-0049.
- ^Rojas, Sebastián García."Galaxy NGC 7015 · Deep Sky Objects Browser".DSO Browser.Retrieved2017-05-27.
- ^ab"Your NED Search Results".ned.ipac.caltech.edu.Retrieved2017-05-27.
- ^"New General Catalog Objects: NGC 7000 – 7049".cseligman.com.Retrieved2017-04-15.
- ^Elmegreen, Debra Meloy; Elmegreen, Bruce G. (1987-03-01)."Arm Classifications for Spiral Galaxies".The Astrophysical Journal.314:3.doi:10.1086/165034.ISSN0004-637X.
- ^Arzoumanian, Zaven; Baker, Paul T.; Brazier, Adam; Brook, Paul R.; Burke-Spolaor, Sarah; Becsy, Bence; Charisi, Maria; Chatterjee, Shami; Cordes, James M.; Cornish, Neil J.; Crawford, Fronefield; Cromartie, H. Thankful; Decesar, Megan E.; Demorest, Paul B.; Dolch, Timothy (2021-06-01)."The NANOGrav 11 yr Data Set: Limits on Supermassive Black Hole Binaries in Galaxies within 500 Mpc".The Astrophysical Journal.914(2): 121.arXiv:2101.02716.Bibcode:2021ApJ...914..121A.doi:10.3847/1538-4357/abfcd3.ISSN0004-637X.
- ^Garcia, A. M. (1993-07-01)."General study of group membership. II. Determination of nearby groups".Astronomy and Astrophysics Supplement Series.100:47–90.ISSN0365-0138.
External links
[edit]
Media related toNGC 7015at Wikimedia Commons- NGC 7015 onWikiSky:DSS2,SDSS,GALEX,IRAS,Hydrogen α,X-Ray,Astrophoto,Sky Map,Articles and images
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