[mesa-users] How can I use astero_mode perfectly?

Dennis Stello stello at physics.usyd.edu.au
Sat Jan 12 10:07:15 EST 2013


Hi Kaka,

At the moment fitting freqs to dSct stars is a bit of an ill defined 
problem, because you usually dont know the mode ID of the freqs.

MESA currently does not have a particular `dSct' mode so for know I would 
recommend using MESA star and ADIPLS subsequently for the task you 
describe.

Cheers
Dennis/

On Sat, 12 Jan 2013, Kaka Abel wrote:

> Hi everyone,
> Now, I use mesa astero_mode to calculate an observed object, which is a 
> delta_scuti star. A subgroup of these stars always exists one or two 
> frequencies, with spectrum information, like [Fe/H], log g, T_eff.
>
> It is not the same as the situation in Helioseismology, less information 
> about frequencies and the oscillation mode. So, it is difficult for me to set 
> the parameters to calculate with the astero_mode, especially the delta_nu and 
> nu_max.
>
> How to set the value of them? And are there any other points I should pay 
> attention to when I use astero_mode to calculate these stars?
>
> Thanks you.
>
>
> yours
>
> Kaka
>

-- 
Dennis Stello




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