Durga Puja Shashti is observed on the sixth after Amavasya (no moon) in the Bengali month Aashin (September – October). Durga Puja Shashti 2015 date is October 19. Goddess Durga is welcomed on Shashti day to Puja pandals. Kalparambho is the beginning of Durga Puja and on the Shashti day, the face of the Goddess Durga Murti (Idol) is unveiled.
Bodhon is the consecration (invocation) of Goddess Durga Murti (Idol).
Amontron is inviting Goddess Durga.
Adibas is sanctifying the stay of Goddess Durga in the pandal or puja arena.