TLUSTY/tests/synspec/optab/AAAREADME
2026-07-21 22:25:14 +08:00

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The directory contains input data for computing two opacity tables:
1) optab11_7f - full table with opacities of all species;
2) optab11_7hmc - a partial opacity table where the opacity of H, Mg, and Ca
is removed.
In both cases, the table has 100,000 wavelength points between 900 and 110,000 A,
for 11 temperatures between 3 and 15 kK (spaced logarithmicall),
and 7 densities, between 1.e-12 and 1.e-6 g cm^-3 (again spaced logarithmically).
In this particular case, the resulting opacity tables optab11_7f.dat and
optab11_7hmc.dat were not copied to the subderectory results because they
can be downloaded separately, as explained in Paper IV
The script R1 runs both test cases, however it is time-consuming, taking
about 26 and 45 minutes on iMac 3.4GHz for the two respective tables.
The input data assume that the binary line lists are being used, so that
they must exist. In the case the binary lists are not used, the user
should make links to the ASCII files, and to make corresponding changes in
the files *.3, e.g.
'gfATO.dat' 0
'gfMOL.dat' 0 8000.
'gfTiO.dat' 0 5000.
In this case, another possibility would be to link the three line lists
to fort.19 (atomic list), fort.20, and fort.21, delete the fort.3 file,
and to modify the file fort.55 by adding the last line that sets the
number of molercular line lists to 2, having unit numbers 20 and 21.
-3 1 0
1 0 0 0
0 0 0 0 0
1 0 0 0 0
0 0 0
900. -110000. 50.00 2000.0 1.00000e-4 0.05
2 20 21
If one intends to compute an opacity tables to be used for cool
(K and M) stars, one should modify the fort.3 file as,
assuming that one has the binary lists
'gfATO.bin' 1
'gfMOL.bin' 1 8000.
'gfTiO.bin' 1 5000.
'gfH2O.bin' 1 4000.
The file gfH2O.dat is available upon request, and the user may
easily create a binary file using program LIST2BIN.