Book of Indian Eras, with Tables for Calculating Indian Dates c23.1

c23.1

THE common era of Burma which is now in use is the luni-solar calendar, which was introduced from India in A.D. 638. The length of the year is exactly the same as that of the Surya Siddhânta, namely, 365·875648 days. The solar year is reckoned in the same way as that of the Hindus, and accordingly it now begins on the 12th and 13th of April, which is the calculated date of the sun's entrance into Aries according to Hindu reckoning. The luni-solar year has 12 lunar months of 29 and 30 days alternately, with an intercalary month at seven fixed periods in each cycle of 19 years. The years in which these intercalary months are inserted are the