Amavasya in November 2011 is the Kartik Amavasya as per Telugu, Kannada, Marathi, and Gujarati calendars. And as per North Indian Hindu calendars, it is Margashirsh Amavasya. In Novmeber 2011, Amavasya date is November 25.
Kartik Amavasya is the last day in Kartik month as per some calendars mentioned above. It is observed with lot of gusto in Andhra Pradesh, Karnataka, Maharashtra and Gujarat. Amavasya Tarpan is observed along the banks of holy rivers. Kartik Snan ends on this day in above said states.
In North India, this Amavasya marks the end of Krishna Paksha in Margashirsh month. Pinda daan and Amavasya Tarpan are performed during the auspicious day and pitru karma are observed to please the dead ancestors’ souls.