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subroutine cdcalc (number)
c******************************************************************************
c this routine calculates continuum and line+continuum
c contribution functions
c******************************************************************************
implicit real*8 (a-h,o-z)
include 'Atmos.com'
include 'Linex.com'
c*****continuum "contribution curve" calculation
if (number == 1) then
do i=1,ntau
scont(i) = ((1.19089d+25/wave**2)*1.0d+10)/(wave**3*
. (dexp(1.43879d+08/(wave*t(i)))-1.0d+00))
if (fluxintopt == 1) then
cd(i) = kaplam(i)*tauref(i)*scont(i)*
. dexp(-taulam(i))/(0.4343*kapref(i))
else
cd(i) = 2.0*kaplam(i)*tauref(i)*scont(i)*
. expint(taulam(i),2)/(0.4343*kapref(i))
endif
enddo
c*****line plus continuum "contribution curve" calculation
else
do i=1,ntau
sline(i) = scont(i)
if (fluxintopt == 1) then
if (taulam(i)+taunu(i) <= 50.) then
exptau = dexp(-taulam(i)-taunu(i))
else
exptau = 0.
endif
cd(i) = tauref(i)*kaplam(i)/(0.4343*flux*
. kapref(i))*(scont(i)*dexp(-taulam(i)) -
. (1.0+kapnu(i)/kaplam(i))*sline(i)*exptau)
else
cd(i) = 2.0*tauref(i)*kaplam(i)/(0.4343*flux*
. kapref(i))*(scont(i)*expint(taulam(i),2) -
. (1.0+kapnu(i)/kaplam(i))*sline(i)*
. expint(taulam(i)+taunu(i),2))
endif
enddo
endif
c*****normal exit
return
end
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