| NGC 2803 | |
|---|---|
 legacy surveys image of NGC 2802 (upper right) and NGC 2803 (lower left) | |
| Observation data (J2000 epoch) | |
| Constellation | Cancer |
| Right ascension | 09h 16m 43.86892s[1] |
| Declination | +18° 57′ 16.4866″[1] |
| Redshift | 0.030158[2] |
| Heliocentric radial velocity | 8905 km/s[2] |
| Distance | 411.1 Mly (126.04 Mpc)[3] |
| Apparent magnitude (V) | 15.16[4] |
| Characteristics | |
| Type | E-SB0[4] |
| Other designations | |
| UGC 4898, MCG +03-24-027, PGC 26181[2] | |
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NGC 2803, also known as PCG 26181,[2] is an elliptical or lenticular galaxy in the zodiac constellation Cancer. It was discovered March 21, 1784, by William Herschel. It is interacting with NGC 2802.[5]
One supernova has been observed in NGC 2803: SN 2017ilf (type Ia, mag. 18).[6]
- ^ 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 2803". SIMBAD. Centre de données astronomiques de Strasbourg. Retrieved 2021-02-14.
- ^ 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.
- ^ a b "Search specification: NGC 2803". HyperLeda. Université Claude Bernard Lyon 1. Retrieved 2021-02-14.
- ^ Seligman, Courtney. "New General Catalogue objects: NGC 2800 - 2849". cseligman.com. Retrieved 2021-02-14.
- ^ Transient Name Server entry for SN 2017ilf. Retrieved 25 March 2023.