Year a leap year there are 366 days. A leap year occurs every fourth year, or leap year, during which a leap day is intercalated into the month of February. The name "Leap Day" is applied to the added day. The Revised Julian calendar, proposed in 1923 and used in some Eastern Orthodox Churches, has 218 leap years every 900 years, for the average (mean) year length of days, close to the length of the mean tropical year, days (relative error of 9·10). In the year 2800 CE, the Gregorian and Revised Julian calendars will begin to differ by one calendar
Kachhala (month) of Kachhalā is New Year's Day when Newars observe Mha Puja, an auspicious ceremony to invoke good fortune during the coming year. The full moon Kārtik Purnimā is also a major religious holiday. In Nepal Mandala, the day is celebrated as Saki Milā Punhi (सकि मिला पुन्हि) or Saki Manā Punhi (सकि मना पुन्हि). Sacred paintings known as Halimali, which are made of popcorn, wheat and black soybeans, are displayed in front of temples to mark the end of the month-long hymn singing season. The special food of the day is boiled arum and sweet potato. Kachhala (month) Kachhalā (Nepal