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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-Jan-21 02:36:28.00 = A.D. 2019-Jan-21.1086574
A.D.  2019-01-21 02:36:28.00 = A.D.  2019-01-21.1086574
A.D.   2019--021 02:36:28.00 = A.D.   2019--021.1086574

Day-of-Week: Monday


Alternate Time Zone: UT-8 (PST)
-------------------------------------------------------
A.D. 2019-Jan-20 18:36:28.00 = A.D. 2019-Jan-20.7753241
A.D.  2019-01-20 18:36:28.00 = A.D.  2019-01-20.7753241
A.D.   2019--020 18:36:28.00 = A.D.   2019--020.7753241

Day-of-Week: Sunday

Julian Date
------------------
2458504.6086574 UT
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FirstGov 2019-Jan-21 02:36 UT
(server date/time)   		NASA Home Page
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