[Mesa-users] Problems With High Irradiation

Howard Chen hwchen at bu.edu
Tue Nov 20 09:15:03 EST 2018


Hi Tuhin,

Our paper pushed MESA to its limits so in certain regimes, it would be
difficult to get it converge. In your specific case, you are running a
low-mass (4 Mearth) planet with substantial amount of H/He (20%) at an
extremely close orbital radius. You could play around with the initial
timsteps (which I found to be helpful in certain runs), but I would
personally be surprised if you ended up getting that configuration running
out to beyond ~5 Gyr.

Best,
Howard

On Mon, Nov 19, 2018 at 11:00 PM Tuhin via Mesa-users <
mesa-users at lists.mesastar.org> wrote:

> I was using version 10398. I shall try to run it on 9793.
>
> But can you help me understand how should I change these parameters
> ( years_for_initial_dt,
> relax_irradiation_max_yrs_dt, irrad_col_depth,set_to_this_tau_factor) how
> do they relate to successful compilation of the code.
>
>
>
> Thanks
> _______________________________________________
> mesa-users at lists.mesastar.org
> https://lists.mesastar.org/mailman/listinfo/mesa-users
>
>

-- 


*"It is difficult to say what is impossible, for the dreams of yesterday
are the hopes of today and the reality of tomorrow." -Robert Goddard*
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