Calendar date of a Julian day (Meeus ch. 7, inverse algorithm). Returns Gregorian dates from 1582-10-15 on, Julian before.
calendarFromJulianDay(2436116.31); // { year: 1957, month: 10, day: 4.81 } Copy
calendarFromJulianDay(2436116.31); // { year: 1957, month: 10, day: 4.81 }
Calendar date of a Julian day (Meeus ch. 7, inverse algorithm). Returns Gregorian dates from 1582-10-15 on, Julian before.