This is a preliminary UCB moment tensor solution for the event located 7 km WNW of San Juan Bautista, CA (36.866N 121.607W; Z=9.1km; ML=3.6; USGS/UCB Joint Notification System) on April 23, 2002 11:59:20 UTC. Other information about this event can be viewed at: http://ncedc.org/recenteqs/Quakes/nc51117890.html Reviewed by: dreger UCB Seismological Laboratory Inversion method: complete waveform Stations used: BDM BKS CMB MHC Berkeley Moment Tensor Solution Best Fitting Double-Couple: Mo = 3.45E+21 Dyne-cm Mw = 3.66 Z = 8. km Plane Strike Rake Dip NP1 324 171 89 NP2 54 1 81 Principal Axes: Axis Value Plunge Azimuth T 3.450 7 279 N 0.000 81 138 P -3.450 6 9 Event Date/Time: April 23, 2002 11:59:20 UTC Event ID: nc51117890 Moment Tensor: Scale = 10**21 Dyne-cm Component Value Mxx -3.247 Mxy -1.062 Mxz -0.269 Myy 3.228 Myz -0.471 Mzz 0.019 ----- ----------- P ----- -------------- -------- ####------------------------- #######-------------------------- ##########-----------------------## ############---------------------#### ##############------------------####### ##############--------------######### T ###############-----------############ ################-------############### #####################---################# #####################-################### ###################----################## ###############---------############### ############-------------############## ########-----------------############ ###-----------------------######### --------------------------####### -------------------------#### ------------------------- ------------------- -------