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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-Jun-14 00:59:53.00 = A.D. 2021-Jun-14.0415856
A.D.  2021-06-14 00:59:53.00 = A.D.  2021-06-14.0415856
A.D.   2021--165 00:59:53.00 = A.D.   2021--165.0415856

Day-of-Week: Monday


Alternate Time Zone: UT-7 (MST/PDT)
-------------------------------------------------------
A.D. 2021-Jun-13 17:59:53.00 = A.D. 2021-Jun-13.7499190
A.D.  2021-06-13 17:59:53.00 = A.D.  2021-06-13.7499190
A.D.   2021--164 17:59:53.00 = A.D.   2021--164.7499190

Day-of-Week: Sunday

Julian Date
------------------
2459379.5415856 UT
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FirstGov 2021-Jun-14 00:59 UT
(server date/time)  
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