update subch_planar initial models

AMReX-Astro / Castro

Castro (Compressible Astrophysics): An adaptive mesh, astrophysical compressible (radiation-, magneto-) hydrodynamics simulation code for massively parallel CPU and GPU architectures.

http://amrex-astro.github.io/Castro

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update subch_planar initial models #2886

Closed brady-ryan closed 3 months ago

brady-ryan commented 3 months ago

PR checklist

[ ] test suite needs to be run on this PR
[ ] this PR will change answers in the test suite to more than roundoff level
[ ] all newly-added functions have docstrings as per the coding conventions
[ ] the CHANGES file has been updated, if appropriate
[ ] if appropriate, this change is described in the docs

zingale commented 3 months ago

can you update the initial model inputs file to use a lower value of problem.T_lo, like

problem.T_lo   = 5e7

this makes the fall-off of density a bit steeper at the top.