SUBROUTINE GAINREL ( IANT, U, V, Z9 )

Argument Definitions (+ indicates altered content)
INTEGER            IANT
REAL               U,          V,         +Z9
Description
RELATIVE GAIN CALCULATION  SUBROUTINE 
      iant = antenna type index number [1-10] 
      u    = elevation angle [0-90] 
      v    = off azimuth angle [0-360] 
      z9   = returned relative gain
Source file:gainrel.f
Intrinsic Functions Called
INTEGER            IFIX
GENERIC            ABS,        COS,        MOD,        SIN
GENERIC            SQRT
Local Variables (+ indicates altered content)
INTEGER           +I,         +IL,        +JV,        +K
INTEGER           +KV
REAL              +A0,        +A1,        +A11,       +A12
REAL              +A2,        +A3,        +A4,        +A5
REAL              +A6,        +A7,        +AA1,       +AM
REAL              +AN,        +ASL,       +AW,        +B0
REAL              +B1,        +B2,        +B3,        +B4
REAL              +B5,        +B6,        +B7,        +BB1
REAL              +BM,        +BN,        +BW,        +C2
REAL              +C3,        +C4,        +D2,        +D3
REAL              +D4,        +DELTA,     +DF,        +EFI
REAL              +ETHETA,    +FG,        +FIJ,       +FIR
REAL              +FT,        +FTI,       +FX,        +FY
REAL              +H4,        +H5,        +H6,        +PFB
REAL              +PFRA,      +PFRB,      +R1,        +R4
REAL              +R5,        +R6,        +SFI,       +SFR
REAL              +STI,       +STR,       +T5,        +T6
REAL              +T7,        +TI,        +TR,        +U1
REAL              +U12,       +U13,       +U2,        +U3
REAL              +U4,        +UI,        +UR,        +W0
REAL              +W00,       +W1,        +W2,        +W31X
REAL              +W3X,       +W3Y,       +W41X,      +W4X
REAL              +W4Y,       +W7,        +W711X,     +W71X
REAL              +W71Y,      +W721X,     +W72X,      +W72Y
REAL              +W8,        +W81X,      +W8X,       +W8Y
REAL              +W91X,      +W9X,       +W9Y,       +WI
REAL              +WR,        +Z1,        +Z2,        +Z3
REAL              +Z4
Referenced Common Block Variables (+ indicates altered content)
CCPARM             INTEGER            NAT
CROS               REAL               CP11,      CPFR
CROS               REAL               FR1,       H1
CROS               REAL               P11,       P11S
CROS               REAL               PFR,      +Q2
CROS               REAL              +R2,       +R3
CROS               REAL               SL
GENERAL            REAL               BETA,      Q1
LOGP               INTEGER            IEK(35)
LOGP               REAL               FI(35),    RIM(35)
LOGP               REAL               RL(35),    X(35)
LOGP               REAL               Y(35)
SURF               REAL               COSTH,    +GAMMA
SURF               REAL               SINTH
TRIG               REAL               A(0:361),  B(0:361)
WARR               REAL               W10(0:90)
WARR               REAL               W3(0:90),  W4(0:90)
WARR               REAL               W5(0:90),  W6(0:90)
WARR               REAL               W9(0:90)
WWAR               REAL               WW1(0:90,0:30)
WWAR               REAL               WW2(0:90,0:30)
WWAR               REAL               WW3(0:90,0:30)
WWAR               REAL               WW4(0:90,0:30)