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Lunar month is basic unit of Hindu calendar, which is lunisolar based calendar. There are two types of lunar months which are used in India. In one type lunar month ends on no moon day and the other type lunar month ends on full moon day.
Hindu calendar, which ends lunar month on no moon day, is known as Amanta or Amanta lunisolar calendar. This calendar is mainly followed in the states of Andhra Pradesh, Assam, Gujarat, Maharashtra, Karnataka, Kerala, Tamil Nadu, West Bengal and Tripura.
Hindu calendar, which ends lunar month on full moon day, is known as Purnimanta or Purnimanta lunisolar calendar. This calendar is mainly followed in the states of Bihar, Chhattisgarh, Haryana, Himachal Pradesh, Jammu and Kashmir, Jharkhand, Madhya Pradesh, Orissa, Punjab, Rajasthan, Uttarakhand and Uttar Pradesh.
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