Julian Date Calculator
Convert between Julian Day Numbers and Gregorian calendar dates.
Conversion Settings
About Julian Dates
The Julian Day Number is a continuous count of days since the beginning of the Julian Period (January 1, 4713 BC). It is used in astronomy and other sciences for easier date calculations across different calendar systems.
Conversion Result
Gregorian Date
Friday, January 30, 2026 at 12:00 PM
Julian Date (JD)
2461071.00000
Additional Formats
Modified Julian Date (MJD)61070.50000
Julian Day Number2461071
Reference Dates
J2000.0 EpochJD 2451545.0
Unix Epoch (Jan 1, 1970)JD 2440587.5
MJD Epoch (Nov 17, 1858)JD 2400000.5