The Assamese Calendar (Assamese: ভাস্কৰাব্দ, lit. 'Bhāskarābda') is a Lunisolar calendar, followed in the Indian state of Assam. The New Year in the Assamese calendar is known as Bohag Bihu. The calendar is counted from the date of the ascension of Kumar Bhashkar Barman to the throne of Kamarupa. It differs 593 years with Gregorian calendar.[1]
The Assamese Calendar incorporates the seven-day week as used by many other calendars.