[mesa-users] [mesa-news] mesa bug fix round 2 -- 3251

[Kent G. Budge]

3251 seems to be building and running on my 64-bit Intel Linux box.

MESA++ release 97 has been checked in; it builds and runs on 3251.

Bill Paxton wrote:
> Hi,
>
> gfortran didn't like the changes I made for round 1 of the bug fix, so we're going a second round.
> 3251 seems happy with both ifort and gfortran, at least on my mac.
> as usual, I regret the bugs, but I can promise to give them top priority.
> sorry for the inconvenience.
>
> I should also mention a change in the opacity tables.   
> We now have a separate set of tables for folks who'd like to use
> the Freedman low T tables -- 
> ------------------------------------------------------------------------
>
>
> request them by setting 
> 	kappa_file_prefix = 'gs98f'
> that will give you tables that are like gs98 except at low T
> where they use Freedman values where possible.
> this is a huge improvement for brown dwarfs & planets
> since it gives us real data to go on for logR > 1 whereas
> without it we were forced to hope that convection would
> make the opacities irrelevant.
>
> this plot shows the new regions for gs98f.
> the excellent coverage at low T is an enabling step
> for modeling irradiated giant planets that have
> large isothermal regions at the surface that are
> radiative and therefore require accurate opacities.
> ------------------------------------------------------------------------
>
>
> if you want Freedman + some abundances other than gs98,
> let me know -- you can easily produce other combinations
> in the kap/preprocessor. 
>
> -Bill
>
>   
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>
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