Silla (month) and Maha Shivaratri (Nepal Bhasa: सिला चह्रे "Silā Charhe") on the 14th day of the dark fortnight. Shree Panchami is the first day of spring while Shivaratri honors the Hindu deity Shiva. On the full moon day, the month-long Swasthani sacred story reciting festival ends. Silla (month) Sillā (Nepal Bhasa: सिल्ला) is the fourth month in the Nepal Era calendar, the national lunar calendar of Nepal. The month corresponds to Magha (माघ) in the Hindu lunar calendar and February in the Gregorian calendar. Sillā begins with the new moon and the full moon falls on the 15th of the lunar
Month quarter of a day shorter than the solar year and stellar events "wandered" through the calendar, it is referred to as Annus Vagus or "Wandering Year". The Nisga'a calendar coincides with the Gregorian calendar with each month referring to the type of harvesting that is done during the month. This calendar was proposed during the French Revolution, and used by the French government for about twelve years from late 1793. There were twelve months of 30 days each, grouped into three ten-day weeks called "décades". The five or six extra days needed to approximate the tropical year were placed after