SupernovaSN 2006Q was reported2.5″ east and1.0″ north of the galactic core in NGC 634, January 24, 2006. This was most likely atype II supernova[5] and reached magnitude 18.74.[9] Another supernova explosion was reported near the galaxy on January 2, 2008. It was positioned16.6 arcseconds west and20.2 arcseconds north of theGalactic Center and was designatedSN 2008A. This event reached a peak magnitude of 16.7 on January 3,[10] and was determined to be atype Iax supernova.[5]
^abSkrutskie, Michael F.; Cutri, Roc M.; Stiening, Rae; Weinberg, Martin D.; Schneider, Stephen E.; Carpenter, John M.; Beichman, Charles A.; Capps, Richard W.; Chester, Thomas; Elias, Jonathan H.; Huchra, John P.; Liebert, James W.; Lonsdale, Carol J.; Monet, David G.; Price, Stephan; Seitzer, Patrick; Jarrett, Thomas H.; Kirkpatrick, J. Davy; Gizis, John E.; Howard, Elizabeth V.; Evans, Tracey E.; Fowler, John W.; Fullmer, Linda; Hurt, Robert L.; Light, Robert M.; Kopan, Eugene L.; Marsh, Kenneth A.; McCallon, Howard L.; Tam, Robert; Van Dyk, Schuyler D.; Wheelock, Sherry L. (1 February 2006)."The Two Micron All Sky Survey (2MASS)".The Astronomical Journal.131 (2):1163–1183.Bibcode:2006AJ....131.1163S.doi:10.1086/498708.ISSN0004-6256.S2CID18913331.
^Seligman, Courtney."NGC634".Celestial Atlas. Retrieved26 August 2024.
^Li, W.; et al. (January 2006). Green, D. W. E. (ed.). "Supernovae 2006Q, 2006R, 2006S".IAU Circular.8664: 2.Bibcode:2006IAUC.8664....2L.
^Nakano, S.; et al. (January 2008). Green, D. W. E. (ed.). "Supernova 2008A in NGC 634".Central Bureau Electronic Telegrams.1193: 1.Bibcode:2008CBET.1193....1N.
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