Pambu Panchangam, a traditional Hindu calendar, has been a vital part of the Indian cultural heritage for centuries. The calendar is based on the lunar cycle and is used to determine the dates of important festivals, ceremonies, and auspicious events. In this article, we will discuss the concept of Pambu Panchangam, its significance, and specifically focus on the 2010-11 fix.

Disclaimer: This post is for informational purposes. For life-critical muhurtams (marriage, house warming), always consult a qualified Tamil astrologer who specializes in the Pambu system.

However, a frequent source of confusion arises for the period between mid-2010 and mid-2011. Why? The overlaps a critical astronomical shift: the transition from the Vilambi nama Samvatsara (year) to the Virodhikrit nama Samvatsara. Many users report "errors" or mismatches with local temple calendars.

Between 2010 and 2011, the difference between the Pambu calculation and the Lahiri (Indian Government) calculation was approximately for a given tithi. This small gap pushes some festivals to the next day.