NGC 838

NGC 838
HST image of NGC 838
Observation data (J2000 epoch)
Constellation	Cetus
Right ascension	02^h 09^m 38.562^s[1]
Declination	−10° 08′ 46.12″[1]
Redshift	0.01284[1]
Heliocentric radial velocity	3825 ± 3 km/s[1]
Distance	167.5 Mly (51.37 Mpc)[2]
Apparent magnitude (V)	12.91[3]
Apparent magnitude (B)	13.53[3]
Characteristics
Type	SA(rs)0^0 pec:[4]
Other designations
MCG -02-06-033, Mrk 1022, PGC 8250[1]

NGC 838 is an unbarred lenticular galaxy^[4] located at approximately 170 million light-years away in the constellation of Cetus. It is part of the Hickson Compact Group 16.^[5]

NGC 838 and other galaxies in this group. From right to left: NGC 833, NGC 835, NGC 838 and NGC 839

References

1. "NGC 838". SIMBAD. Centre de données astronomiques de Strasbourg. Retrieved 2021-02-19.
2. 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.
3. "Search specification: NGC 838". HyperLeda. Université Claude Bernard Lyon 1. Retrieved 2021-02-19.
4. "Results for object NGC 0838 (NGC 838)". NASA/IPAC Extragalactic Database. California Institute of Technology. Retrieved 2021-02-19.
5. Turner, M. J. L; Reeves, J. N; Ponman, T. J; Arnaud, M; Barbera, M; Bennie, P. J; Boer, M; Briel, U; Butler, I; Clavel, J; Dhez, P; Cordova, F; Dos Santos, S; Ferrando, P; Ghizzardi, S; Goodall, C. V; Griffiths, R. G; Hochedez, J. F; Holland, A. D; Jansen, F; Kendziorra, E; Lagostina, A; Laine, R; La Palombara, N; Lortholary, M; Mason, K. O; Molendi, S; Pigot, C; Priedhorsky, W; et al. (2000). "XMM-Newton First-Light Observations of the Hickson Galaxy Group 16". Astronomy & Astrophysics. 365: L110 – L115. arXiv:astro-ph/0010612. doi:10.1051/0004-6361:20000070. S2CID 16125513.

External links

• Media related to NGC 838 at Wikimedia Commons