NGC 3988
| NGC 3988 | |
|---|---|
 SDSS image of NGC 3988. | |
| Observation data (J2000 epoch) | |
| Constellation | Leo |
| Right ascension | 11h 57m 24.2s |
| Declination | 27° 52′ 39″ |
| Redshift | 0.021788 |
| Heliocentric radial velocity | 6532 km/s |
| Distance | 304 Mly (93.1 Mpc) |
| Apparent magnitude (V) | 14.3 |
| Absolute magnitude (B) | -21.88 |
| Characteristics | |
| Type | E |
| Size | ~80,400 ly (24.64 kpc) (estimated) |
| Apparent size (V) | 0.81′ × 0.70′ |
| Other designations | |
| CGCG 157-061, MCG +05-28-057, PGC 037609 | |
NGC 3988 is a compact elliptical galaxy located 304 million light-years away in the constellation Leo. It was discovered on April 13, 1831, by astronomer John Herschel. NGC 3988 is a field galaxy, and is part of the Coma Supercluster.
NGC 3988 is host to a supermassive black hole with an estimated mass of 7.3 × 108 M☉.
See also
References
- 1 2 3 4 5 6 7 8 9 10 11 "Results for object NGC 3988". NASA/IPAC Extragalactic Database. NASA and Caltech. Retrieved 2025-07-09.
- ↑ "Your NED Search Results". ned.ipac.caltech.edu. Retrieved 2025-07-09.
- ↑ "New General Catalog Objects: NGC 3950 - 3999". cseligman.com. Retrieved 2025-07-09.
- 1 2 Gregory, S. A.; Thompson, L. A. (1978-06-15). "The Coma/A1367 supercluster and its environs". The Astrophysical Journal. 222: 784. Bibcode:1978ApJ...222..784G. doi:10.1086/156198. ISSN 0004-637X.
- ↑ Mahajan, Smriti; Singh, Ankit; Shobhana, Devika (August 2018). "Ultraviolet and optical view of galaxies in the Coma supercluster". Monthly Notices of the Royal Astronomical Society. 478 (4): 4336–4347. arXiv:1805.09029. Bibcode:2018MNRAS.478.4336M. doi:10.1093/mnras/sty1370. ISSN 0035-8711.
- ↑ 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. ISSN 0004-637X.