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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-Apr-19 10:29:52.00 = A.D. 2021-Apr-19.4374074
A.D.  2021-04-19 10:29:52.00 = A.D.  2021-04-19.4374074
A.D.   2021--109 10:29:52.00 = A.D.   2021--109.4374074

Day-of-Week: Monday


Alternate Time Zone: UT-7 (MST/PDT)
-------------------------------------------------------
A.D. 2021-Apr-19 03:29:52.00 = A.D. 2021-Apr-19.1457407
A.D.  2021-04-19 03:29:52.00 = A.D.  2021-04-19.1457407
A.D.   2021--109 03:29:52.00 = A.D.   2021--109.1457407

Day-of-Week: Monday

Julian Date
------------------
2459323.9374074 UT
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