28 May 2013 is Angarika Chaturthi, Angarika Sankashti Chaturthi. As Sankashti Chaturthi falls on Tuesday, it is observed as Angarika Chaturthi Vrat. It falls in Jyeshta Month as per North Indian Hindi calendars and in Vaishakh Month in Purnimant Panchangams followed in Maharashtra, Gujarat, Andhra Pradesh, Goa and Karnataka.
It falls in Vaigasi Masam in Tamil calendar, Edavam Month in Malayalam calendar and Jaishtha Month in Bengali Panjika.
Angarak Chaturthi Vrat Katha, story of Angarak Sankashti Chaturthi is associated with Angarak, the son of Mother Earth and Bharadwaja Rishi. Sage Bharadwaj was a great Vedic intellectual and a great devotee of Lord Ganesha.
As that was a Tuesday and Tuesday is the favorite day for Angarak, Lord Ganesha granted him a boon that Sankashti Chaturthi which falls on Tuesday will be called with his name as ‘Angarak Chaturthi’.