W3DOXDAT

The W3DOXDAT routine returns week day, year day, and julian day.

USAGE:  CALL W3DOXDAT(IDAT,JDOW,JDOY,JDAY)

   Input variables:
      IDAT       INTEGER (8) NCEP ABSOLUTE DATE AND TIME
                 (YEAR, MONTH, DAY, TIME ZONE,
                  HOUR, MINUTE, SECOND, MILLISECOND)
 
   Output variables:
      JDOW       INTEGER DAY OF WEEK (1-7, WHERE 1 IS SUNDAY)
      JDOY       INTEGER DAY OF YEAR (1-366, WHERE 1 IS JANUARY 1)
      JDAY       INTEGER JULIAN DAY (DAY NUMBER FROM JAN. 1,4713 B.C.)

 


  
W3lib.tar
  
Library contains Fortran 90 decoder/encoder
   routines for GRIB edition 1. (Fortran90) 

   Date posted: 2/22/2007