[Mesa-users] History output at model_number = 0

Francis Timmes fxt44 at mac.com
Tue Oct 4 20:21:14 UTC 2022


alternatively, perhaps taking a single really small time step will suffice ...

fxt



> On Oct 4, 2022, at 12:27 PM, Evan Bauer via Mesa-users <mesa-users at lists.mesastar.org> wrote:
> 
> Hi Roseanne,
> 
> I don't know of an easy way to produce exactly that, but I can think of at least a few options depending on what you're after specifically. The star info structure contains a decent amount of start of step info that you could access in your run_star_extras and assign to extra history columns.
> 
> E.g. you could take a look in $MESA_DIR/star_data/public/star_data_step_work.inc and find a long list of structure variables that end in _start, which store those quantities from the start of the step as opposed to the final values produced by the step. Then you could follow these steps to save that info to your history and/or profile output:
> https://docs.mesastar.org/en/release-r22.05.1/using_mesa/extending_mesa.html#adding-history-profile-output
> 
> Cheers,
> Evan
> 
> 
>> On Oct 4, 2022, at 9:28 AM, Cheng, Roseanne Marie via Mesa-users <mesa-users at lists.mesastar.org> wrote:
>> 
>> Hi everyone,
>> 
>> Thank you for this mailing list! In the MESA simulations, what is the best way to get history output at model_number = 0?  It looks like model_number=1 gives the results after one time step.  Is there a way to get the initial conditions at 0?
>> 
>> Thanks!
>> Roseanne
>> 
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