C                                           *--> FROM PRDCOMMON.DESCTSHD
C
C  DESCRIPTION OF THE CONTENTS OF THE HEADER PART OF A TIME SERIES.
C
C     LOCATION     DESCRIPTION
C     --------     -----------
C         1        LENGTH OF HEADER IN WORDS
C         2        DATA TIME INTERVAL
C         3        NUMBER OF DATA VALUES PER DATA TIME INTERVAL
C         4        MAXIMUM NUMBER OF VALUES
C         5        ACTUAL NUMBER OF TIME PERIODS OF DATA
C         6        POINTER TO FIRST DATA VALUE
C         7        POINTER TO FIRST FUTURE DATA VALUE
C                    (0 IF NO FUTURE DATA)
C       8-9        TIME SERIES IDENTIFIER
C        10        DATA TYPE CODE
C        11        DATA UNITS CODE
C        12        LATITUDE (DEGREES AND TENTHS)
C        13        LONGITUDE (DEGREES AND TENTHS)
C        14        JULIAN HOUR OF FIRST DATA VALUE
C        15        RECORD NUMBER OF BEGINNING OF FUTURE DATA TIME SERIES
C                    (0 OF NO SEPARATE FUTURE TIME SERIES)
C        16        JULIAN HOUR OF LAST DATA VALUE ARCHIVED
C        17        RECORD NUMBER OF NEXT TIME SERIES OF SAME TYPE
C     18-22        DESCRIPTION
C