365-day calendar 365-day calendar A 365-day calendar consists of exactly 365 days per year (no leap days), and is primarily used in computer models and as an assumption in every-day calculations. For example, a calculation of a daily rate may use an annual total divided by exactly 365. Interest rates in some banks are calculated using a 365-day calendar. Some Mesoamerican calendars used a 365-day year with no leap year, resulting in a gradual shift of the seasons relative to the calendar. This includes the Maya Haab' and the Aztec Xiuhpohualli calendars. Some versions of the Zoroastrian calendar also use a fixed
Punjabi calendar sunrise and for the first day of the solar months, the Orissa rule is observed: day 1 of the month occurs on the day of the sankranti (known as sangrand in Punjabi). Punjabi calendar The calendar used by the Punjabi people varies by religions. Historically, the Punjabi Sikhs and Hindus have used the Indian Bikrami (Vikrami) calendar which started in 57 B.C. with King Vikramaditya. Punjabi Muslims use the Arabic Hijri calendar. Some festivals in Punjab, Pakistan are determined by the Punjabi calendar, such as Muharram which is celebrated twice, once according to the Muslim year and again on the