- NGC 634
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NGC 634 
Picture created from images taken with the Wide Field Channel of Hubble's Advanced Camera for Surveys.Observation data (J2000 epoch) Constellation Triangulum (constellation) Right ascension 01h 38m 18.679s[1] Declination +35° 21′ 53.47″ Redshift 0.01623 Helio radial velocity 4827 km/s [2] Distance 250 million ly Type Spiral galaxy Apparent magnitude (V) 14.0 Other designations 2MASX J01381867+3521534, UZC J013818.5+352154, [CHM2007] HDC 85 J013818.67+3521534, IRAS F01354+3506, MCG+06-04-048, Z 0135.4+3507, LEDA 6059, 2MFGC 1239, Z 521-60, MAPS-PP O-1189-224928, UGC 1164, [CHM2007] LDC 74 J013818.67+3521534 References: 2010ApJ...721.1627M, 2010ApJS..190..418G, 2009AJ....138..376F See also: Galaxy, List of galaxies NGC 634 is a spiral galaxy, lying 250 million light years away in the Triangulum constellation. This spiral galaxy was discovered back in the nineteenth century by French astronomer Édouard Jean-Marie Stephan, but in 2008 it became a prime target for observations thanks to the violent demise of a white dwarf star.
External links
- A Perfect Spiral with an Explosive Secret: ESA/Hubble Picture of the week.
References
- ^ "SIMBAD Astronomical Database". Results for NGC 634. http://simbad.u-strasbg.fr/simbad/sim-basic?Ident=ngc+634. Retrieved 2011-05-30.
- ^ FALCO, E.E.. "The updated Zwicky catalog (UZC)". Astronomical Society of the Pacific. http://cdsbib.u-strasbg.fr/cgi-bin/cdsbib?1999PASP..111..438F. Retrieved 30 May 2011.
Astronomical catalogs NGC: NGC 632 - NGC 633 - NGC 634 - NGC 635 - NGC 636 Categories:- Spiral galaxies
- Astronomy stubs
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