[ET Trac] [Einstein Toolkit] #2119: The binary neutron star gallery example gives different results with the release candiate.

Einstein Toolkit trac-noreply at einsteintoolkit.org
Tue Feb 6 11:24:16 CST 2018


#2119: The binary neutron star gallery example gives different results with the
release candiate.
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  Reporter:  diener   |       Owner:                     
      Type:  defect   |      Status:  new                
  Priority:  blocker  |   Milestone:  ET_2018_02         
 Component:  Other    |     Version:  development version
Resolution:           |    Keywords:                     
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Comment (by rhaas):

 This may well be the same issue as with the single NS #2118, namely having
 to set {{{GRHydro::sources_spatial_order = 4}}} since
 http://einsteintoolkit.org/gallery/bns/nsnstohmns.par does not set it and
 the default is 2. Admittedly normally a too low order should be more
 dissipative and should lead to an earlier merger but still, having and
 order of 2 makes little sense. One would have to go back and check whether
 at the time the example was created (by me) GRHydro used
 {{{ADMBase::spatial_order}}} or {{{GRHydro::sources_spatial_order}}}.

-- 
Ticket URL: <https://trac.einsteintoolkit.org/ticket/2119#comment:3>
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