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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. 2017-May-25 08:55:12.00 = A.D. 2017-May-25.3716667
A.D.  2017-05-25 08:55:12.00 = A.D.  2017-05-25.3716667
A.D.   2017--145 08:55:12.00 = A.D.   2017--145.3716667

Day-of-Week: Thursday


Alternate Time Zone: UT-7 (MST/PDT)
-------------------------------------------------------
A.D. 2017-May-25 01:55:12.00 = A.D. 2017-May-25.0800000
A.D.  2017-05-25 01:55:12.00 = A.D.  2017-05-25.0800000
A.D.   2017--145 01:55:12.00 = A.D.   2017--145.0800000

Day-of-Week: Thursday

Julian Date
------------------
2457898.8716667 UT
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FirstGov 2017-May-25 08:55 UT
(server date/time)  
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