Calendar Date to Julian Date and Time Calculator Free Information

Calendar Date to Julian Date and Time Calculator

This calculator requires the use of Javascript enabled and capable browsers. Enter the UTC date and time in the appropriate fields and then press the Calculate JD# button to calculate the Julian Date. Each field MUST have a valid value in it. The return of an NaN error in the calculated JD number and time field will result otherwise. The default value is the BIOS date of the original IBM PC, January 1, 1980, 12:00 noon. A Julian date is valid from January 1, 4713 B.C., or to those that do not accept Christianity, BCE, to present, sometime after 2004 A.D. For Financial dates and legal dates, days between dates, days before a date or days after a date, day of the week for a given date in history, involving the last 2 centuries, we suggest that you use our Julian to current day and date calculator. You may Click here for an advance bi-directional calculating version of this date calculator.

Input Valid UTC Data For Calculation

Year Month Day
Hours Minutes Seconds

Julian Date Number Results

Version 8.3.4

Calendar Date and Time From Julian Date Calculator
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