Today, 28 November 2012 is Kartik Purnima, Tripurari Purnima, Tripuri Purnima. It is the Full Moon in Kartik Month. Purnima has begun at 5.35 PM on 27th November and will end at 8.15 PM today.
Kartik Purnima marks the end of Kartik Month as per North Indian Hindi calendars. It also marks the end of Kartik Snana.
Dev Diwali, Deepotsavam, Ganga Mahotsav, Akasha Deepam and Jwala Thoranam are observed on this day in North Indian and South Indian states.
Tulsi Vivah (Tulsi Shaligram Vivah) is the most observed ritual of Kartik Purnima. Devotees perform the celestial marriage of Tulsi plant (Goddess Lakshmi) with Amla Tree (Lord Vishnu). Kartik Purnima also marks the end of Bhishma Panchak Vrat which has begun on Prabhodini Ekadasi (Dev Utthana Ekadasi).
As per a legend, Lord Vishnu incarnated as Matsya Avatara on Kartik Purnima to protect Manu, the first man, from Maha Pralay (deluge).
Bhakteshwara Vratham is observed in Andhra Pradesh on Kartika Pournami. It is dedicated to Lord Shiva.