Shani Amavasya, No Moon day which falls on Sanivar (Saturday), is an auspicious Amavasya day for any Hindu rituals and pujas. On 24 December 2011, Amavasya falls as Shani Amavasya. This is Poush Amavasya in North Indian Hindi calendars and Margashirsha Amavasya in Marathi, Gujarati, Kannada & Telugu Panchangams. Shani Amavasya is a highly meritorious day to perform Shani dosha pujas and Shani Peyarchi Dosha Puja (Shani Transition remedies).
Amavasya December 2011 begins at 2.01 am on 24 December & ends at 11.36 hrs night on the same day. Pitru tharpanam and panda daanam are the auspicious rituals observed on this day.
Amavasya of December 2011 is celebrated as Yellu Amavasya in Karnataka. It falls in Margazhi Masam in Tamil calendar & Dhanur Masam in Kerala calendars. It marks the end of Margashira masam in Amavasyanth chandramana panchangas.