| NGC 938 | |
|---|---|
 SDSS image of NGC 938 | |
| Observation data (J2000 epoch) | |
| Constellation | Aries |
| Right ascension | 02h 28m 33.51968s[1] |
| Declination | +20° 17′ 01.3642″[1] |
| Redshift | 0.013653[2] |
| Heliocentric radial velocity | 4065 km/s[2] |
| Distance | 179.2 Mly (54.94 Mpc)[3] |
| Apparent magnitude (B) | 13.8[2] |
| Characteristics | |
| Type | E3[4] |
| Other designations | |
| UGC 1947, MCG +03-07-017, PGC 9423[2] | |
NGC 938 is an elliptical galaxy located in the constellation Aries, approximately 184 million light years from the Milky Way. It was discovered by the Prussian astronomer Heinrich d'Arrest in 1863.[5][6][7]
SN 2015ab, a type Ia supernova, occurred within NGC 938.[8]
- ^ a b Brown, A. G. A.; et al. (Gaia collaboration) (August 2018). "Gaia Data Release 2: Summary of the contents and survey properties". Astronomy & Astrophysics. 616. A1. arXiv:1804.09365. Bibcode:2018A&A...616A...1G. doi:10.1051/0004-6361/201833051.
- ^ a b c d "NGC 938". SIMBAD. Centre de données astronomiques de Strasbourg. Retrieved 2020-05-28.
- ^ Crook, Aidan C.; Huchra, John P.; Martimbeau, Nathalie; Masters, Karen L.; Jarrett, Tom; Macri, Lucas M. (2007). "Groups of Galaxies in the Two Micron All Sky Redshift Survey". The Astrophysical Journal. 655 (2): 790–813. arXiv:astro-ph/0610732. Bibcode:2007ApJ...655..790C. doi:10.1086/510201. S2CID 11672751.
- ^ Martín-Navarro, Ignacio; Vazdekis, Alexandre; Falcón-Barroso, Jesús; La Barbera, Francesco; Yıldırım, Akın; Van De Ven, Glenn (2018). "Timing the formation and assembly of early-type galaxies via spatially resolved stellar populations analysis". Monthly Notices of the Royal Astronomical Society. 475 (3): 3700. arXiv:1801.05486. Bibcode:2018MNRAS.475.3700M. doi:10.1093/mnras/stx3346.
- ^ Ford, Dominic. "The galaxy NGC 938 - In-The-Sky.org". in-the-sky.org. Retrieved 2020-03-26.
- ^ "Your NED Search Results". ned.ipac.caltech.edu. Retrieved 2020-03-26.
- ^ "Revised NGC Data for NGC 938". spider.seds.org. Retrieved 2020-03-26.
- ^ "SN 2015ab". SIMBAD. Centre de données astronomiques de Strasbourg. Retrieved 2020-05-28.