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Changed average radiation pattern for P-waves to exact definition in Aki and Richards, 1980.

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Ludger Küperkoch 2015-11-30 16:45:29 +01:00
parent f7a84233bf
commit 41a495371d
1 changed files with 2 additions and 2 deletions
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pylot/core/analysis/magnitude.py
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@ -190,8 +190,8 @@ class M0Mw(Magnitude):
% tr.stats.station) % tr.stats.station)
# additional common parameters for calculating Mo # additional common parameters for calculating Mo
rP = 0.52 # average radiation pattern of P waves (Aki & Richards, 1980) rP = 2 / np.sqrt(15) # average radiation pattern of P waves (Aki & Richards, 1980)
freesurf = 2.0 # free surface correction, assuming vertical incidence freesurf = 2.0 # free surface correction, assuming vertical incidence
self.Mo = (self.getw0() * 4 * np.pi * self.getrho() * np.power(self.getvp(), 3) * \ self.Mo = (self.getw0() * 4 * np.pi * self.getrho() * np.power(self.getvp(), 3) * \
self.getdelta()) / (rP * freesurf) self.getdelta()) / (rP * freesurf)