SUBROUTINE EF1VAR ( CYCEN, II )

Argument Definitions (+ indicates altered content)
INTEGER            II
REAL              +CYCEN
Description
    THIS ROUTINE EVALUATES E AND F1 LAYER IONOSPHERIC PARAMETERS 
 
CYCEN IS SUN ZENITH ANGLE, RADIANS. 
II IS SAMPLE AREA
Source file:ef1var.f
Intrinsic Functions Called
GENERIC            ABS,        COS,        SQRT
External Functions and Subroutines Called
SUBROUTINE         VERSY
Local Variables (+ indicates altered content)
REAL              +BETAE,     +BETAF1,    +COSDI,     +COSZ
REAL              +Z,         +ZMAX
Referenced Common Block Variables (+ indicates altered content)
A11                REAL              +GAMMA(6)
CON                REAL               R2D
DON                REAL               SSN
FONE               REAL               ACHI(2),   ANEW(3)
FONE               REAL               BCHI(2),   BNEW(3)
GEOG               REAL               GMDIP(5)
MFAC               REAL              +ZENANG(5)
MFAC               REAL              +ZENMAX(5)
PSCA               REAL               PSC(4)
RON                REAL              +FI(3,5),  +HI(3,5)
RON                REAL              +YI(3,5)