Hatena::Groupkanatatmp

KANATA ObsLog

2009-04-30

[] SN 2009an: The light curve has already been a "Co decay" phase.

f:id:kanataobslog:20090430232425p:image

We have performed B,V,Rc,Ic-band photometric observations for normal Type Ia SN 2009an. We showed the light curve in the figure. The all band magnitudes are decreasing according to a radioacitve decay of Co^56. We will continue the observation for this object.