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Time Conversion Tool

Use this tool to convert from calendar date/time format to Julian date and vice versa. Optionally convert between selected world time zones and determine the day-of-week for the specified date.

Enter a calendar date and time
(year-month-day hour:minute:second)...
Date and Time
  using calendar date and time

or Enter a Julian date ...
UT   using Julian date
   

Equivalent Times


Input Time Zone: UT
-------------------------------------------------------
A.D. 2021-Jul-27 00:30:02.00 = A.D. 2021-Jul-27.0208565
A.D.  2021-07-27 00:30:02.00 = A.D.  2021-07-27.0208565
A.D.   2021--208 00:30:02.00 = A.D.   2021--208.0208565

Day-of-Week: Tuesday


Alternate Time Zone: UT-7 (MST/PDT)
-------------------------------------------------------
A.D. 2021-Jul-26 17:30:02.00 = A.D. 2021-Jul-26.7291898
A.D.  2021-07-26 17:30:02.00 = A.D.  2021-07-26.7291898
A.D.   2021--207 17:30:02.00 = A.D.   2021--207.7291898

Day-of-Week: Monday

Julian Date
------------------
2459422.5208565 UT
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FirstGov 2021-Jul-27 00:30 UT
(server date/time)  
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