[mesa-users] Strange boundary mass reporting?

Bill Paxton paxton at kitp.ucsb.edu
Tue Apr 16 00:19:12 EDT 2013


Hi Josh,

Okay -- I think it is fixed.   You can try this new version of report.f or wait for next release.

Thanks,
Bill

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On Apr 15, 2013, at 4:57 PM, Josh Shiode wrote:

> Hey Bill,
> 
> tarball attached!
> 
> Thanks,
> Josh
> 
> P.S. I'm running v. 4798, so I think the          
> 	velocity_logT_lower_bound = 9 
>        velocity_Z_lower_bound =  10 
> controls might be out of date..
> 
> <m60zSolOm2m1_HetoC.tar.gz>
> 
> 
> On Apr 15, 2013, at 4:49 PM, Bill Paxton wrote:
> 
>> Hi Josh,
>> 
>> Please send inlist + starting model that will reproduce the problem.
>> 
>> Thanks,
>> Bill
>> 
>> 
>> On Apr 15, 2013, at 3:58 PM, Josh Shiode wrote:
>> 
>>> Users,
>>> 
>>> I'm looking at a series of what become wolf-rayet stars (Helium-burning, no hydrogen envelope), and I'm seeing that the he4_boundary_mass and c12_boundary_mass are being reported as identical (and equal to the total mass) once the Hydrogen envelope is removed. 
>>> 
>>> This is confusing because c12 > c12_boundary_limit (= 1e-4, the default) for the outermost few solar masses in most cases. This doesn't seem to happen when the hydrogen layer is not removed (but other masses are similar..).
>>> 
>>> Looking through mesa/star/private I find that this seems to be set in report.f, I see that there is a pre-setting of the variables equal to one another, but then get_info_at_mass_bdy( ) is called and should reset values to their correct ones. Anyone know what I'm missing here?
>>> 
>>> Thanks,
>>> Josh
>>> 
>>> 
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>> 
> 



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