Astronomy:NGC 2998
From HandWiki
Short description: Galaxy in the constellation Ursa Major
| NGC 2998 | |
|---|---|
 SDSS image of NGC 2998 | |
| Observation data (J2000 epoch) | |
| Constellation | Ursa Major |
| Right ascension | 09h 48m 43.630s[1] |
| Declination | +44° 04′ 52.63″[1] |
| Redshift | 0.01591[2] |
| Helio radial velocity | 4732 ± 3 km/s[2] |
| Distance | 195 Mly (59.7 Mpc)[3] |
| Apparent magnitude (B) | 13.3[4] |
| Characteristics | |
| Type | SAB(rs)c[5] |
| Apparent size (V) | 1.080′ × 0.562′[1] |
| Other designations | |
| NGC 2998, UGC 5250, MCG+07-20-051, PGC 28196[4] | |
NGC 2998 is a barred spiral galaxy located in the constellation Ursa Major.[5] It is 195 million light-years (59.7 megaparsecs) away from the Earth.[3] It is an intermediate spiral galaxy.[5] Its stellar mass is about that of the Milky Way.[6]
NGC 2998 is a member of the eponymous NGC 2998 group, a relatively dense galaxy group which also includes NGC 3002, NGC 3005, NGC 3006, NGC 3008 and a few others.[7][6]
See also
References
- ↑ 1.0 1.1 1.2 Skrutskie, Michael F.; Cutri, Roc M.; Stiening, Rae; Weinberg, Martin D.; Schneider, Stephen E.; Carpenter, John M.; Beichman, Charles A.; Capps, Richard W. et al. (1 February 2006). "The Two Micron All Sky Survey (2MASS)". The Astronomical Journal 131 (2): 1163–1183. doi:10.1086/498708. ISSN 0004-6256. Bibcode: 2006AJ....131.1163S.
- ↑ 2.0 2.1 Ahn, C. P. (2009). "The Ninth Data Release of the Sloan Digital Sky Survey: First Spectroscopic Data from the SDSS-III Baryon Oscillation Spectroscopic Survey". The Astrophysical Journal Supplement 203 (2): 21. doi:10.1088/0067-0049/203/2/21. Bibcode: 2012ApJS..203...21A.
- ↑ 3.0 3.1 Tully, R. Brent; Courtois, Hélène M.; Sorce, Jenny G. (2016). "Cosmicflows-3". The Astronomical Journal 152 (2): 21. doi:10.3847/0004-6256/152/2/50. 50. Bibcode: 2016AJ....152...50T.
- ↑ 4.0 4.1 "NGC 2998". SIMBAD. Centre de données astronomiques de Strasbourg. http://simbad.u-strasbg.fr/simbad/sim-basic?Ident=NGC+2998.
- ↑ 5.0 5.1 5.2 "NED results for object NGC 2998". http://ned.ipac.caltech.edu/cgi-bin/objsearch?objname=NGC+2998&extend=no&hconst=73&omegam=0.27&omegav=0.73&corr_z=1&out_csys=Equatorial&out_equinox=J2000.0&obj_sort=RA+or+Longitude&of=pre_text&zv_breaker=30000.0&list_limit=5&img_stamp=YES. Retrieved 5 October 2018.
- ↑ 6.0 6.1 Paudel, Sanjaya; Sengupta, Chandreyee; Yoon, Suk-Jin; Chhatkuli, Daya Nidhi (2020). "MCG+07-20-052: Interacting Dwarf Pair in a Group Environment". The Astronomical Journal 159 (4): 141. doi:10.3847/1538-3881/ab722f. Bibcode: 2020AJ....159..141P.
- ↑ "NAME NGC 2998 Group". SIMBAD. Centre de données astronomiques de Strasbourg. http://simbad.u-strasbg.fr/simbad/sim-basic?Ident=NAME+NGC+2998+Group.
External links
- NGC 2998 on WikiSky: DSS2, SDSS, GALEX, IRAS, Hydrogen α, X-Ray, Astrophoto, Sky Map, Articles and images
 |  |
