[mesa-users] exploring vibrations in mesa/star models

Bill Paxton paxton at kitp.ucsb.edu
Mon Jan 2 11:52:38 EST 2012


Hi,

On Jan 1, 2012, at 8:49 PM, jingluan at caltech.edu wrote:

> we start with a perturbed initial model. Physically
> the star should keep vibrating for a thermal (kh_timescale) time scale,
> but mesa damped the vibration in about 1 vibration period

Does anyone have suggestions for Jing?
All I can think of is to set max_years_for_timestep
to make sure the timestep is limited
to be much smaller than the period of vibration.
But I don't have any direct experience with this
sort of thing, so perhaps someone else has
better ideas.

-Bill





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