Harvard Moment Tensor Solution
Magnitude 7.9 TONGA
Wednesday, May 03, 2006 at 15:26:40 UTC
May 3, 2006, TONGA, MW=7.9 Natasha Maternovskaya Goran Ekstrom CENTROID, MOMENT TENSOR SOLUTION HARVARD EVENT-FILE NAME M050306A DATA USED: GSN MANTLE WAVES: 48S, 85C, T=150 CENTROID LOCATION: ORIGIN TIME 15:27: 8.7 0.5 LAT 20.33S 0.04;LON 174.03W 0.05 DEP 65.5 1.7;HALF-DURATION 24.6 MOMENT TENSOR; SCALE 10**28 D-CM MRR= 0.59 0.01; MTT=-0.17 0.01 MPP=-0.42 0.01; MRT= 0.11 0.02 MRP= 0.75 0.02; MTP=-0.28 0.01 PRINCIPAL AXES: 1.(T) VAL= 0.99;PLG=62;AZM=266 2.(N) -0.05; 12; 18 3.(P) -0.94; 26; 114 BEST DOUBLE COUPLE:M0=1.0*10**28 NP1:STRIKE=228;DIP=22;SLIP= 122 NP2:STRIKE= 14;DIP=72;SLIP= 78 ----------# ---------#####--### ------##########------# -----#############--------- ----###############---------- ----################----------- ---#################----------- ---##################------------ --####### #########------------ --####### T ########------------- --####### ########------ ---- -#################------- P --- -################-------- --- -###############------------- -#############------------- ###########------------ ########----------- ##---------
Preliminary Earthquake Report
U.S. Geological Survey, National Earthquake Information Center
World Data Center for Seismology, Denver