[mesa-users] Fixed Time Steps

Jeremy Sakstein j.a.sakstein at damtp.cam.ac.uk
Tue Aug 28 11:32:01 EDT 2012


Hi All,

Thank you so much for the replies, I'll try this towards the end of the 
week and let you know how I get on.

It sounds like it might be simpler to interpolate the data I have and let 
MESA choose its own time steps.

Cheers,

Jeremy

On Aug 28 2012, Bill Paxton wrote:

>Hi,
>
>It is okay to make mesa take smaller timesteps that it would take normally,
>but you shouldn't try to make it take larger ones.   So you should allow it
>to take multiple steps if necessary between your "target" times.  To make
>it hit your targets, add a few lines to extras_check_model in your
>run_star_extras to set 
>	s% max_years_for_timestep  = next_target_age - s% star_age
>
>-B
>
>
>On Aug 28, 2012, at 1:32 AM, Jeremy Sakstein wrote:
>
>> Hi All,
>> 
>> I have some data that I would like to feed into MESA and it comes at 
>> discreet time-steps. Even more annoyingly, they are spaced in delta log 
>> and not t. I was wondering, is there anyway to force MESA to evaluate 
>> each model using a fixed time step in delta log t?
>> 
>> Cheers,
>> 
>> Jeremy
>> 
>>  
>>  
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>
>




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