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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-May-06 11:10:25.00 = A.D. 2021-May-06.4655671
A.D.  2021-05-06 11:10:25.00 = A.D.  2021-05-06.4655671
A.D.   2021--126 11:10:25.00 = A.D.   2021--126.4655671

Day-of-Week: Thursday


Alternate Time Zone: UT-7 (MST/PDT)
-------------------------------------------------------
A.D. 2021-May-06 04:10:25.00 = A.D. 2021-May-06.1739005
A.D.  2021-05-06 04:10:25.00 = A.D.  2021-05-06.1739005
A.D.   2021--126 04:10:25.00 = A.D.   2021--126.1739005

Day-of-Week: Thursday

Julian Date
------------------
2459340.9655671 UT
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FirstGov 2021-May-06 11:10 UT
(server date/time)  
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