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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)...
 Era Date and Time Time Zone A.D. B.C. UT-11 UT-10 UT-9 UT-8 (PST) UT-7 (MST/PDT) UT-6 (CST/MDT) UT-5 (EST/CDT) UT-4 (EDT) UT-3 UT-2 UT-1 UT UT+1 UT+2 UT+3 UT+4 UT+5 UT+5:30 UT+5:45 UT+6 UT+6:30 UT+7 UT+8 UT+9 UT+9:30 UT+10 UT+11 UT+11:30 UT+12 UT+13 Output Alternate Zone: UT-11 UT-10 UT-9 UT-8 (PST) UT-7 (MST/PDT) UT-6 (CST/MDT) UT-5 (EST/CDT) UT-4 (EDT) UT-3 UT-2 UT-1 UT UT+1 UT+2 UT+3 UT+4 UT+5 UT+5:30 UT+5:45 UT+6 UT+6:30 UT+7 UT+8 UT+9 UT+9:30 UT+10 UT+11 UT+11:30 UT+12 UT+13 using calendar date and time

or Enter a Julian date ...
 UT   using Julian date

### Equivalent Times

```
Input Time Zone: UT
-------------------------------------------------------
A.D. 2017-Feb-20 17:51:27.00 = A.D. 2017-Feb-20.7440625
A.D.  2017-02-20 17:51:27.00 = A.D.  2017-02-20.7440625
A.D.   2017--051 17:51:27.00 = A.D.   2017--051.7440625

Day-of-Week: Monday

Alternate Time Zone: UT-8 (PST)
-------------------------------------------------------
A.D. 2017-Feb-20 09:51:27.00 = A.D. 2017-Feb-20.4107292
A.D.  2017-02-20 09:51:27.00 = A.D.  2017-02-20.4107292
A.D.   2017--051 09:51:27.00 = A.D.   2017--051.4107292

Day-of-Week: Monday

Julian Date
------------------
2457805.2440625 UT
```
2017-Feb-20 17:51 UT
(server date/time)