https://birdsnewspaper.com/what-are-the-basics-of-panchang-and-how-should-one-read-it/

As a result, Panchang has evolved into an essential element of Hindu religious life in various ways. Panchang is widely available on the internet. Those with a rudimentary understanding of Panchang components can use the digital Hindu calendar to determine the day that has religious significance.