This subroutine reads in and calculates fixed input data.
READS IN:
NOWRIT The number of output code pairs IPNT Code numbers for output format (see key) JPNT Code numbers for output format (see key) ISPECL Code (0: no vertical profiles printed, 1:prints vertical profiles (see key) ) NN1PNT The number of code pairs for vertical profile output KPNT Code number for output of vertical profiles (see key) LPNT Code number for output of vertical profiles (see key) NN2PNT The number of hours for special profile output (as defined by KPNT,LPNT pairs) ISPN Hours of special profile output MDAYIN The number of days special output is requested for (MDAYIN=1 -> all days) MDAY The days special output is requested for (where MDAY=1 signifies the first day of the run) XLAT Latitude XLONG Longitude STDLNG Standard longitude (90 deg. central time zone) SLOPE Slope of site (degrees, converted here to rad) ASPECT Aspect angle of site (degrees, converted here to rad) HRZANG Horizon angle (degrees, converted here to rad)
COMPUTES:
DLONG time difference of solar time from local time (hr) SINLAT sine of the latitude COSLAT cosine of the latitude TANLAT tangent of the latitude
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