Astronomy:NGC 3988
From HandWiki
| NGC 3988 | |
|---|---|
| File:250px SDSS image of NGC 3988. | |
| Observation data (J2000 epoch) | |
| Constellation | Leo |
| Right ascension | 11h 57m 24.2s[1] |
| Declination | 27° 52′ 39″[1] |
| Redshift | 0.021788[1] |
| Helio radial velocity | 6532 km/s[1] |
| Distance | 304 Mly (93.1 Mpc)[1] |
| Apparent magnitude (V) | 14.3[1] |
| Absolute magnitude (B) | -21.88[1] |
| Characteristics | |
| Type | E[1] |
| Size | ~80,400 ly (24.64 kpc) (estimated)[1] |
| Apparent size (V) | 0.81′ × 0.70′[1] |
| Other designations | |
| CGCG 157-061, MCG +05-28-057, PGC 037609[1] | |
NGC 3988 is a compact elliptical galaxy located 304 million light-years away[2] in the constellation Leo. It was discovered on April 13, 1831, by astronomer John Herschel.[3] NGC 3988 is a field galaxy,[4] and is part of the Coma Supercluster.[4][5]
NGC 3988 is host to a supermassive black hole with an estimated mass of 7.3 × 108 M☉.[6]
See also
References
- ↑ 1.00 1.01 1.02 1.03 1.04 1.05 1.06 1.07 1.08 1.09 1.10 "Results for object NGC 3988". NASA and Caltech. https://ned.ipac.caltech.edu/byname?objname=NGC+3988.
- ↑ "Your NED Search Results". https://ned.ipac.caltech.edu/cgi-bin/objsearch?objname=NGC%203988&extend=no&hconst=73&omegam=0.27&omegav=0.73&corr_z=1&out_csys=Equatorial&out_equinox=J2000.0&obj_sort=RA%20or%20Longitude&of=pre_text&zv_breaker=30000.0&list_limit=5&img_stamp=YES.
- ↑ "New General Catalog Objects: NGC 3950 - 3999". https://cseligman.com/text/atlas/ngc39a.htm#3988.
- ↑ 4.0 4.1 Gregory, S. A.; Thompson, L. A. (1978-06-15). "The Coma/A1367 supercluster and its environs" (in en). The Astrophysical Journal 222: 784. doi:10.1086/156198. ISSN 0004-637X. Bibcode: 1978ApJ...222..784G. http://adsabs.harvard.edu/doi/10.1086/156198.
- ↑ Mahajan, Smriti; Singh, Ankit; Shobhana, Devika (August 2018). "Ultraviolet and optical view of galaxies in the Coma supercluster" (in en). Monthly Notices of the Royal Astronomical Society 478 (4): 4336–4347. doi:10.1093/mnras/sty1370. ISSN 0035-8711. Bibcode: 2018MNRAS.478.4336M.
- ↑ Arzoumanian, Zaven; Baker, Paul T.; Brazier, Adam; Brook, Paul R.; Burke-Spolaor, Sarah; Becsy, Bence; Charisi, Maria; Chatterjee, Shami et al. (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. doi:10.3847/1538-4357/abfcd3. ISSN 0004-637X. Bibcode: 2021ApJ...914..121A.
External links
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