Sabarimala Mandala Pooja is a 41-day mandala deeksha which begins on first day of Vrischikam masam and ends on eleventh day of Dhanu masam in Malayalam calendar of Kerala. Mandala Pooja 2012-2013 dates are – Sabarimala Ayyappa Mandala pooja begins on 16 November 2012 and ends on 26 December 2012.
In 2012, Mandala season Puja starts on 30th day of Thulam masam and ends on 11th day of Dhanu masam.
For Mandala Puja 2012 Sabarimala Ayyappa temple opens at 5 pm on 16 November and closes at 10 pm on 26 December 2012.
Temple reopens on 30 December 2012 for Makara Vilakku festival. Makaravilakku 2013 date is 14 January 2013.