Julian Date Calendar 20252 2025. 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). Use this tool to convert a specified calendar date/time to an equivalent julian day (jd) number.
Use our 2024 julian date converter tool to easily convert gregorian dates into julian dates and access a free printable julian date calendar for. The calculator converts a gregorian date to a julian date.