Computus week before the Gregorian Easter in 1724, 1744, 1778, 1798, etc. The Easter cycle groups days into lunar months, which are either 29 or 30 days long. There is an exception. The month ending in March normally has thirty days, but if 29 February of a leap year falls within it, it contains 31. As these groups are based on the lunar cycle, over the long term the average month in the lunar calendar is a very good approximation of the synodic month, which is days long. There are 12 synodic months in a lunar year, totaling either 354 or
Meṣa in the Tamil calendar, and is its first month. The ancient and medieval era Sanskrit texts of India vary in their calculations about the duration of Mesha, just like they do with other months. For example, the "Surya Siddhanta" calculates the duration of Mesha to be 30 days, 22 hours, 26 minutes and 48 seconds. In contrast, the "Arya Siddhanta" calculates the duration of Mesha to be 30 days 22 hours 12 minutes. Mesha is also an astrological sign in Indian horoscope systems, corresponding to Aries. Meṣa Meṣa, or Mesha (मेष), is a month in Indian solar calendar. It corresponds