On the 15th day of the bright half of Ashvin, people keep themselves awake the whole night and amuse themselves in a variety of ways. On the 15th day of the bright half of Kártika houses are illuminated. This day is called Tripuri-Paurnima. On this night people illuminate with earthen lamps all temples in the village, but particularly the temple of Shiva. This is done in commemoration of the triumph of the god Shiva over the demon Tripurásura. The full-moon day of the month of Mágha is called Chudi Paurnima. On this night people light chudies torches and with them slightly burn certain flowers, trees and plants. The full-moon day of the month of Fálguna is called the Holi or Holi-Paurnima and is the biggest holiday of the lower class Hindus. On this night the Hindus kindle the Holi-fire and worship it. [78] On the 15th day of the bright half of Ashvin people eat grain of the new harvest. On the full-moon day of Shrávan they perform the Shrávani ceremony and give a lamp in charity. On the full-moon day of the month of Chaitra, Vaishakha and Márgashirsha, the births of Máruti, Narasimha and Dattátraya respectively are celebrated. [79] The Kunbis of the Ratnágiri District believe that on the 15th or full-moon day of Pausha, the Hindu gods go out hunting and that they return from their hunting expedition on the full-moon day of the month of Mágha. During this period the Kunbis abstain from worshipping their gods. [80] Amávásya:--On the 15th day of the dark half of every month, oblations are given to the Manes of the dead. [81] The commencement of a good deed, journey to a distant place, and the ploughing of land are postponed on the no-moon day of a month. [82] Sanyásis are enjoined to get their beard shaved on the Paurnima and Amávásya days only. [83] People do not set out on a journey on the following tithis, regarding them as rikta (unfruitful or inauspicious):-- Chaturthi, Navami and Chaturdashi. [84] The Chándráyana Vrata:--Widows fast on the no-moon day of a month. They are required to regulate their diet in such an increasing proportion that on the next full moon day they should have a full meal. The reverse process follows for a fortnight after, so that they observe an absolute fast on the following no-moon day. [85]