Today, 7 May 2013 is Pradosh Vrat, Shiva Pujan. This Pradosh is known as Bhauma Pradosham as it falls on Tuesday (Bhauma vaara – Mangalavaar).
It falls in Krishna Paksha in Vaishakh month as per North Indian Hindi calendars & Chaitra Month in Amavasyant Panchangams (Marathi, Gujarati, Kananda & Telugu calendars). It falls on the following day of Varuthini Ekadashi.
It coincides with Chithirai Masam Pradosham in Tamil calendar, Meda Masam Pradosham in Malayalam calendar & Baishakh Month Pradosha Puja in Bengali Panjika.