[Users] Unexpectedly asymmetric WFs from WeylScal4 + Multipole?

[Kelly, Bernard J. (GSFC-660.0)[UNIVERSITY OF MARYLAND BALTIMORE COUNTY]]

Hmm. That *does* sound likely. I'm pretty sure I haven't updated since
long before then.

Thanks, Tanja!


Bernard


On 6/20/12 4:48 PM, "Tanja Bode" <tanja.bode at physics.gatech.edu> wrote:

>Hi Bernard,
>
>Have you updated your Maxwell code recently?  There was a bug (#851)
>having to do
>with pseudoscalar treatment in ReflectionSymmetry which, having affected
>interpolations for Psi4i, manifested in a way like you described. The fix
>was
>backported to the Maxwell release on May 2nd.
>
>https://trac.einsteintoolkit.org/ticket/851
>
>-Tanja
>
>On 06/20/12 16:36, Kelly, Bernard J. (GSFC-660.0)[UNIVERSITY OF MARYLAND
>BALTIMORE
>COUNTY] wrote:
>> Hi all.
>> 
>> I was post-processing a BHB merger run, and noticed a problem with my
>> waveforms, extracted using WeylScal4 and Multipole: the (2,2) mode looks
>> fine, but the (2,-2) mode is highly suppressed (by about an order of
>> magnitude). Ditto the (3,+/-3) modes etc, though the amplitude mismatch
>>is
>> different for each (l,m) case.
>> 
>> I thought I was post-processing incorrectly, but the problem is in the
>> "mp_psi4_lX_mY_rZ.asc" files. The negative-m data is also considerably
>> noisier than the positive-m data.
>> 
>> I assume I'm missing something in my parameter file. Some subtle (or
>> not-too-subtle) symmetry setting relevant to Multipole. Can someone
>>help,
>> please? I'm attaching my parameter file. It's adapted from the ETK
>> BBHLowRes.par file (and a brief run of that appears to have the same
>> issues for me).
>> 
>> I'm using Maxwell, by the way. Any help appreciated.
>> 
>> Bernard
>> 
>> 
>>-------------------------------------------------------------------------
>>--
>> 
>> 
>> 
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