Ayudha Puja is the worship of weapons. Usually, Ayudha Puja is celebrated on the day of Vijaya Dashami (Dussehra – Dasara) in Durga Navratri.
In some regions, Ayudha Puja is celebrated on the day of Maharnavami (Maha Navami). The day of celebration of Ayudha Puja varies from region to region.
In 2012, Ayudha Puja date is October 23. Some people celebrate Ayudha Puja on October 24, 2012 (Viajya Dashami).