Dhanu Sankranti, Dhanu Sankraman, is an auspicious on which Surya Bhagavan enters into Dhanu Rashi from Vrischika Rashi i.e. Sun transits into Sagittarius zodiac from Scorpio zodiac. In 2017, Dhanu Sankranti date is December 16.
Dhanu Sankramana marks the beginning of Dhanurmasam, which is an auspicious month for Vaishnava sect of Hindus who worship Lord Ranganatha (Vishnu) and Goddess Andal / Godadevi throughout the month by reciting Thiruppavai and performing Katyayani Vratham / Paavai Nonbu.
Dhanu Sankranti marks the arrival of Dhanu Month in Malayalam calendar and Margali masam in Tamil calendar. This month coincides with Margashirsha Month and Paush Month as per other Amavasyant and Purnimant calendars followed in North India, Western parts of India, Karnataka and Maharashtra.
Dhanur Sankramana Punyakalam – 6.32 AM to 12.03 Noon
Dhanu Sankramana Tharpana Mahapunyakalam – 6.32 AM to 8.22 AM
Sankramana Punya Snana, performing ritual bath, is another highly meritorious deed to observe during Dhanur Sankranti.