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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. 2019-May-20 01:41:57.00 = A.D. 2019-May-20.0707986
A.D.  2019-05-20 01:41:57.00 = A.D.  2019-05-20.0707986
A.D.   2019--140 01:41:57.00 = A.D.   2019--140.0707986

Day-of-Week: Monday


Alternate Time Zone: UT-7 (MST/PDT)
-------------------------------------------------------
A.D. 2019-May-19 18:41:57.00 = A.D. 2019-May-19.7791319
A.D.  2019-05-19 18:41:57.00 = A.D.  2019-05-19.7791319
A.D.   2019--139 18:41:57.00 = A.D.   2019--139.7791319

Day-of-Week: Sunday

Julian Date
------------------
2458623.5707986 UT
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FirstGov 2019-May-20 01:41 UT
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