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JulianDate2Utc.cmd
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JulianDate2Utc.cmd
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@ECHO OFF
SETLOCAL ENABLEEXTENSIONS EnableDelayedExpansion&::(Don't pollute the global environment with the following)
::**********************************************************************
SET $NAME=%~n0
SET $DESCRIPTION=Convert Julian date [Numeric] to UTC [YYYY-MM-MM]
SET $AUTHOR=Erik Bachmann Pedersen, ClicketyClick.dk [[email protected]]
SET $SOURCE=%~f0
::----------------------------------------------------------------------
::@(#)NAME
::@(-) The name of the command or function, followed by a one-line description of what it does.
::@(#) %$NAME% -- %$DESCRIPTION%
::@(#)
::@(#)SYNOPSIS
::@(-) In the case of a command, a formal description of how to run it and what command line options it takes.
::@(-) For program functions, a list of the parameters the function takes and which header file contains its definition.
::@(-)
::@(#) %$Name% varJD stringUTC
::@(#)
::@(#)OPTIONS
::@(-) Flags, parameters, arguments (NOT the Monty Python way)
::@(#) -h Help page
::@(#)
::@ (#)
::@(#)DESCRIPTION
::@(-) A textual description of the functioning of the command or function.
::@(#)
::@(#)
::@(#)EXAMPLES
::@(-) Some examples of common usage.
::@(#) CALL JulianDate2utc #JD "24552172010-01-20"
::@(#) SET #JD
::@(#) #JD=2010-01-20
::@(#)
::@(#)
::@ (#)EXIT STATUS
::@(-) Exit status / errorlevel is 0 if OK, otherwise 1+.
::@ (#)
::@ (#)ENVIRONMENT
::@(-) Variables affected
::@ (#)
::@ (#)
::@ (#)FILES,
::@(-) Files used, required, affected
::@ (#)
::@ (#)
::@ (#)BUGS / KNOWN PROBLEMS
::@(-) If any known
::@ (#)
::@ (#)
::@(#)REQUIRES
::@(-) Dependecies
::@(#) _Debug.cmd Setting up debug environment for batch scripts
::@(#) _GetOpt.cmd Parse command line options and create environment vars
::@(#)
::@ (#)SEE ALSO
::@(-) A list of related commands or functions.
::@(#) Utc2JulianDate
::@ (#)
::@ (#)
::@(#)REFERENCE
::@(-) References to inspiration, clips and other documentation
::@ (#) Author:
::@ (#) URL:
::@(#) http://aa.usno.navy.mil/faq/docs/JD_Formula.php
::@ (#)
::@(#)
::@(#)SOURCE
::@(-) Where to find this source
::@(#) %$Source%
::@(#)
::@ (#)AUTHOR
::@(-) Who did what
::@ (#) %$AUTHOR%
::*** HISTORY **********************************************************
::SET $VERSION=YYYY-MM-DD&SET $REVISION=hh:mm:ss&SET $COMMENT=Description/init
::SET $VERSION=2014-01-08&SET $REVISION=11:10:00&SET $COMMENT=EBP/Initial [01.000]
::SET $VERSION=2015-02-19&SET $REVISION=03:06:20&SET $COMMENT=Autoupdate / EBP
SET $VERSION=2015-10-08&SET $REVISION=11:20:00&SET $COMMENT=GetOpt: Calling usage on -h and exit on error / ErikBachmann
::**********************************************************************
::@(#)(c)%$Version:~0,4% %$Author%
::**********************************************************************
CALL "%~dp0\_DEBUG"
CALL "%~dp0\_Getopt" %*&IF ERRORLEVEL 1 EXIT /B 1
:JulianDate2utc varJD stringUTC
:: URL=http://aa.usno.navy.mil/faq/docs/JD_Formula.php
SET JD=%~2
SET /A L= JD+68569
SET /A N= 4*L/146097
SET /A L= L-(146097*N+3)/4
SET /A I= 4000*(L+1)/1461001
SET /A L= L-1461*I/4+31
SET /A J= 80*L/2447
SET /A K= L-2447*J/80
SET /A L= J/11
SET /A J= J+2-12*L
SET /A I= 100*(N-49)+I+L
SET YEAR=20%I%
SET MONTH=0%J%
SET DAY=0%K%
ENDLOCAL&SET %~1=%Year:~-4%-%Month:~-2%-%Day:~-2%
GOTO :EOF *** :JulianDate2utc ***
::*** End of File *****************************************************