Amavasya, also known as Amavas, is the new moon day in a traditional Hindu calendar. The Amavasya date is June 12, 2010. The new moon day begins on June 11, 2010 at 06:34 PM and ends at 04:44 PM on June 12, 2010. This is the Jyeshta Amavasi in North Indian calendars and in other regions it is the Nija Vaishaka Amavasya. The days is observed as Shani Bhagavan Jayanti, Savitri Amavasya and Vat Savitri Amavas Puja
Amavasya is referred as New moon day by some communities and as no moon day by some. Some people consider the day as inauspicious and is the darkest day in a lunar calendar. Several Hindu communities perform Pinda Daan, Tarpan and Shradh ceremonies for the dead on the day.
Some devout Hindus only take a single meal on the day. There are also many Hindus who undertake a complete fast on Amavasya.
Amavas is also the last day in a lunar month in traditional calendars followed in Gujarat, Karnataka, Andhra Pradesh and