Thrikkarthika (Karthika Deepam) is an auspicious 3-day festival held in Kerala during Vrischikam Month of Malayalam calendar. In 2017, Thrikkarthika dates are – December 2, December 3 and December 4.
It falls on three days which coincide with Kaarthika, Rohini and Makayiram Nakshatra days in Vrischika Masam (November – December).
Thrikkarthika is a similar festival to that of ‘Karthigai Deepam’ in Tamil Nadu and ‘Kartik Purnima’ of other Indian states.
It is celebrated with utmost fervor in Chottanikkara Bhagavathy Temple in Ernakulam district.