[mesa-users] Trouble relaxing composition
Ken Shen
kenshen at astro.berkeley.edu
Thu Jul 30 14:21:59 EDT 2015
That worked perfectly, thanks!
On Thu, Jul 30, 2015 at 12:37 AM, Josiah Schwab <jwschwab at berkeley.edu>
wrote:
> Hi Ken,
>
> > The issue is that the run relaxes to a composition that is not what I've
> > specified. In particular, the inner 98% or so should be nearly pure 4He,
> > but instead relaxes to exactly 50/50 4He/28Si. Similar issues occur with
> > other compositions I've tried; in one of them, the inner region relaxed
> to
> > exactly 1/3 each of C/O/Si instead of 50/50 C/O. Any insight out there?
>
> Pretty sure that your composition file is backwards. That is, the first
> column (xq) should be monotonically increasing.
>
> If I reverse the lines (i.e., select region, M-x reverse-region), I get
> the the attached abundance profile.
>
> Josiah
>
> P.S. Also, you should probably have a point at xq = 1.0.
>
>
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