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subroutine abfind
c******************************************************************************
c This routine derives abundances for individual atomic lines
c******************************************************************************
implicit real*8 (a-h,o-z)
include 'Atmos.com'
include 'Linex.com'
include 'Mol.com'
include 'Pstuff.com'
c*****read the parameter file
call params
c*****open the files for standard output and summary abundances
nf1out = 20
lscreen = 4
array = 'STANDARD OUTPUT'
nchars = 15
call infile ('output ',nf1out,'formatted ',0,nchars,
. f1out,lscreen)
nf2out = 21
lscreen = lscreen + 2
array = 'SUMMARY ABUNDANCE OUTPUT'
nchars = 24
call infile ('output ',nf2out,'formatted ',0,nchars,
. f2out,lscreen)
nf5out = 26
lscreen = lscreen + 2
array = 'POSTSCRIPT PLOT OUTPUT'
nchars = 22
call infile ('output ',nf5out,'formatted ',0,nchars,
. f5out,lscreen)
c*****open and read the model atmosphere
array = 'THE MODEL ATMOSPHERE'
nchars = 20
102 nfmodel = 30
lscreen = lscreen + 2
call infile ('input ',nfmodel,'formatted ',0,nchars,
. fmodel,lscreen)
call inmodel
c*****open and read the line list file; get ready for the line calculations
array = 'THE LINE LIST'
nchars = 13
nflines = 31
lscreen = lscreen + 2
call infile ('input ',nflines,'formatted ',0,nchars,
. flines,lscreen)
c*****get ready for the line calculations: generate a curve-of-growth lookup
c table, read the linelist, etc.
100 call fakeline
call inlines (1)
call eqlib
call nearly (1)
c*****set some parameters
ewsynthopt = -1
mode = 2
cogatom = 0.
lim1line = 0
c*****find the range of lines of a species
5 call linlimit
if (lim1line < 0) then
call finish (0)
return
endif
lim1obs = lim1line
lim2obs = lim2line
c*****find out whether molecular equilibrium is involved in the species
call molquery
c*****force each abundance of a species member to predict the
c line equivalent width; here is the code for ordinary species
if (molflag == 0) then
abundin = dlog10(xabund(iabatom)) + 12.0
do lim1=lim1line,lim2line
call lineabund (abundin)
enddo
call stats
call lineinfo (3)
else
c*****and here is the code for species involved in molecular equilibrium;
c this procedure is iterated until input and output abundances are in
c agreement
iternumber = 1
10 abundin = dlog10(xabund(iabatom)) + 12.0
do lim1=lim1line,lim2line
call lineabund (abundin)
enddo
call stats
call lineinfo (3)
if (t(jtau5)<3800 .or.
. atom1(lim1line)>100.0 .or.
. int(atom1(lim1line)+0.0001)==6 .or.
. int(atom1(lim1line)+0.0001)==8) then
if (iternumber < 6) then
if (dabs(average-abundin) > 0.02) then
xabund(iabatom) = 10.**(average-12.)
iternumber = iternumber + 1
call eqlib
call nearly (2)
go to 10
else
write (array,1001) iternumber
ikount=kount+14
nchars = 53
call putasci (nchars,ikount)
endif
else
write (array,1003) molecule, dlog10(abundin),
. dlog10(average)
lscreen = lscreen + 2
call prinfo (lscreen)
stop
endif
endif
endif
c*****here a plot may be made on the terminal (and paper) if there
c are enough lines; then the user will be prompted on some
c options concerning what is seen on the plot
if (plotopt /= 0) then
call pltabun
if (choice=='v') then
rewind nf1out
rewind nf2out
write (nf2out,1002) linitle,moditle
choice = ' '
go to 100
elseif (choice == 'm') then
close (unit=nfmodel)
close (unit=nflines)
rewind nf1out
rewind nf2out
rewind nf5out
array = 'THE NEW MODEL ATMOSPHERE'
nchars = 24
fmodel = 'no_filename_given'
lim1line = 0
lim2line = 0
lim1obs = 0
lim2obs = 0
go to 102
endif
endif
c*****quit, or go on to another species?
if (silent == 'y') then
choice = 'y'
nchars = 0
else
array = 'DO ANOTHER SPECIES ([y]/n)? '
nchars = 28
call getasci (nchars,maxline)
choice = chinfo(1:1)
endif
if (choice=='y' .or. nchars<=0) then
if (mode == 2) then
go to 5
else
call finish (0)
return
endif
else
call finish (0)
return
endif
c*****format statements
1001 format ('THIS REQUIRED', i2,' ITERATIONS WITH MOLECULAR ',
. 'EQUILIBRIUM')
1002 format (a80)
1003 format ('FOR SPECIES ', f10.1,' NO CONVERGENCE: '/
. 'LAST ITERATIONS YIELD', 2f10.3, ' I QUIT!')
end
|
