The ‘Purnima’ (full moon) observance in month of Bhadrapada in the traditional Hindu calendar is distinguished as Bhadrapada Purnima. On this auspicious day Hindu devotees worship Lord Satyanarayan who is an avatar of Lord Vishnu. Bhadrapada month is the sixth month in the Hindu calendar and it corresponds to the month of ‘Purattaasi’ in the Tamil calendar and the months of September-October in the Gregorian calendar. Bhadrapada Purnima is celebrated with immense gaiety and fervour all across India, especially in the state of Gujarat. Special festivities are observed on this day in the temple of Ambaji, in Gujarat.