Find Thithi (Moon Phase) of Panchaga in your region

This document guides us to use the https://www.mooncalc.org site to accurately identify the date and time of any Thithi based on the Moon Cycle.

The below example explains how to find the Thithi’s for Navaratri Celebrations in Fairfield, Iowa, United States region for the year 2018.

Figure 1

In the below picture, in Fairfield on 8^th oct 2018 @ 12AM, it is still almost 1 day left for Amavasya Thithi (look at the ‘Indication of Thithi’)

Figure 2

This picture shows us that on 8th Oct 2018 @ 10.45PM the previous moon cycle is complete and will become NEW MOON in a few minutes.

Figure 3

This picture shows us that on 8th Oct 2018 @ 10.48PM is NEW MOON.

Figure 4

Between 0.5 days and 1.5 days after the NEW MOON begins, can be considered as Prathama Thithi. In Fairfield it is from 9^th Oct 2018 10.41AM to 10^th Oct 2018 10.41AM, so Navaratri night begins on Oct 9^th

Navaratri Celebrations chart:

https://4.bp.blogspot.com/-f_EmAuGS0Rg/XBbz_lsAieI/AAAAAAABfBg/9G_395e0OfE26QL9YoLkd7YEd7JoORDrwCLcBGAs/s1600/220px-Tidalwaves1.gif