[Mesa-users] ZAHB temperatures and Reimers parameter

Aaron Dotter aaron.dotter at gmail.com
Thu Oct 19 14:04:56 EDT 2017


Hi Adrian,

You need to provide more information if you want a helpful answer.  I've
already answered some questions from Inigo about these exact same inlists.
Please review my answers to those questions and try again.

Aaron

On Thu, Oct 19, 2017 at 1:59 PM, Adrian Ayala <aayala at ugr.es> wrote:

> Hi, everybody!
> We are running two models (Reimers mass loss parameter, eta = 0.2 and eta
> = 0.3). In both models, we have M = 0.82 solar mass, initial helium mass
> fraction, Y = 0.248, and metallicity, Z =0.001.
> By the beginning of horizontal branch phase, we should obtain that the two
> models have different Teff (higher in the case of the bigger Reimers
> parameter). However,
> the Teff are practically the same for both models.
> I suspect we are making some mistake when introducing the initial helium
> mass fraction (changing the default value of MESA) or when turning on the
> mass loss mechanism.
> See in attach the inlist we use. Could anybody suggest how to detect where
> the flaw is?
> Thank you very much in advance!
>
>
>
> --
> Adrian Ayala
> ---------------------
> PhD
> Dep of Theoretical Physics and Astrophysics
> University of Granada
>
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