Journal
MONTHLY NOTICES OF THE ROYAL ASTRONOMICAL SOCIETY
Volume 366, Issue 2, Pages 682-688Publisher
OXFORD UNIV PRESS
DOI: 10.1111/j.1365-2966.2005.09893.x
Keywords
supernovae : general; supernovae : individual : SN 2002hu; galaxies : individual : MCG+6-6-12
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Optical UBVRI photometry of the type Ia supernova ( SN Ia) SN 2002hu covering the period from - 2 to + 73 d since B maximum is presented. The supernova reached at maximum brightness in B on JD 245 2591.78 +/- 0.5 with an apparent magnitude of 16.83 +/- 0.02 mag and a relatively blue colour ( B - V) = - 0.08 +/- 0.04 mag. The luminosity decline rate of Delta m(15)( B) = 1.00 +/- 0.05 indicates an absolute B magnitude at maximum of M-B(max) = - 19.38 +/- 0.3. The estimated absolute B magnitude, together with the photometric evolution, indicate SN 2002hu was slightly overluminous compared to the average SNe Ia. The distance modulus to the parent galaxy is estimated to be mu = 36.04 +/- 0.20.
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