Calendar For Year 2025 Julian Calendar. 2025 calendar with modified julian date (mjd) and gps week:day numbers. Orthodox christmas day for the year 2025 is celebrated/ observed on tuesday, january 7th.
According to the julian calendar (used prior to gregorian. Julian dates (abbreviated jd) are simply a continuous count of days and fractions since noon universal time on january 1, 4713 bc (on the julian calendar).