Today, 24 November 2012 is Ekadasi: Prabodhini Ekadasi, Haribodhini, Kartik Ekadasi, Kaisika Ekadashi. It falls in Shukla Paksha of Kartik Month as per North Indian Hindi calendars, Marathi, Kannada, Marathi & Telugu Panchangams.
Kartik Ekadasi is celebrated as Palki Yatra in Pandharpur (Pandharpur Yatra).
This Ekadasi falls in Karthigai Masam in Tamil Nadu and Vrischikam Masam in Kerala. In Bengali calendar, it falls in Agrahan Month.
Prabhodini Ekadasi marks the beginning of Tulsi Vivah. Tulsi Vivah is also performed on Uthhna Dwadasi and Kartik Purnima.
Bhishma Panchak vrat begins on this Ekadasi and ends on Kartika Purnima.
In Guruvayurappan Temple of Guruvayur in Kerala, Guruvayur Ekadasi is observed on this day.