(Type Ia supernova in Messier 82, the Cigar Galaxy)
SN 2014J is a 2014 Type Ia supernova in
the galaxy, M82,
about 11.5 million light-years away,
discovered January 21, 2014.
Its maximum apparent magnitude was +10.5 a couple
of weeks after discovery.
It is the closest Type Ia supernova since SN 1972E and the closest
supernova since SN 2004dj.