Station XN BECH - XN.BECH

Network: XN00 - RPI-UW Parkfield Calibration Array

Nearby stations (2 deg radius)

Station Name (Lat, Lon) Start / End Elevation
BECH XN.BECH (35.95, -120.55) 2001-06-24 / 2002-10-15 658 m
Crust2 Type:S1,continental slope, margin, transition 1 km seds.
Thickness Estimate:26 km
Thickness StdDev:7.2 km
Vp/Vs Estimate:1.75
Vp/Vs StdDev:0.18
Vs Estimate:3.523 km/s
Poisson's Ratio:0.26
Peak Value:0.02
Assumed Vp:6.183 km/s
Ps Weight:0.33333334
PpPs Weight:0.33333334
PsPs Weight:0.33333328
Residual Complexity:0.676
Nearby stations H:30 km +- 8.8 km
(2.0 deg) Vp/Vs:1.84 +- 0.13

3 with match > 90% ( 37.5 %) and 6 with match > 80% ( 75.0 %) out of 8.

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Azimuth Distribution of Events:

Prior Results for this Station

Study Thickness Vp/Vs Vp Vs Poissons Ratio Extra
EARS 26 km 1.75 6.183 km/s 3.523 km/s 0.26
Crust2.0 23 km 1.81 6.183 km/s 3.422 km/s 0.28 S1,continental slope, margin, transition 1 km seds.
Global Maxima 26 km 1.75 6.183 km/s 3.523 km/s 0.26 amp=0.016798614
Local Maxima 1 22 km 2.10 6.183 km/s 2.948 km/s 0.35 amp=0.01477894
Local Maxima 2 30 km 1.60 6.183 km/s 3.864 km/s 0.18 amp=0.011464142
Local Maxima 3 28 km 1.90 6.183 km/s 3.258 km/s 0.31 amp=0.0072893864
Local Maxima 4 63 km 2.10 6.183 km/s 2.948 km/s 0.35 amp=0.0072201556
Predicted Arrivals for vertical incidence
(zero ray parameter)
Ps3.24 SECOND
PpPs11.81 SECOND
PsPs/PpSs15.04 SECOND

Events Processed for this Station

Download zip of receiver functions as SAC

View Record Section

Plot maxima for each earthquake.

Events Used in the Stack

(6 events)
Radial Match Distance Baz FERegion Time Lat/Lon Depth Magnitude
91.61383 31.8 deg 122.55 deg Near Coast Of Chiapas, Mexico 2001/11/28 14:32:32 GMT (15.6, -93.1) 85 km 5.7 MB, 6.4 MW, 6.4 MW
90.59631 33.3 deg 315.326 deg South Of Alaska 2002/05/25 05:36:31 GMT (53.8, -161.1) 33 km 5.5 MB, 6.1 MS, 6.5 MW, 6.4 MW
90.0671 31.8 deg 122.677 deg Near Coast Of Chiapas, Mexico 2002/01/16 23:09:52 GMT (15.5, -93.1) 80 km 5.8 MB, 6.4 MW, 6.4 MW
88.76489 86.2 deg 282.827 deg South Of Mariana Islands 2001/10/12 15:02:16 GMT (12.7, 145.0) 37 km 6.7 MB, 7.3 MS, 7.0 MW, 6.9 MW
87.32948 84.2 deg 247.691 deg Vanuatu Islands 2002/04/11 21:56:56 GMT (-14.4, 167.7) 10 km 5.9 MB, 6.2 MS, 6.2 MW, 6.1 MW
85.914955 75.6 deg 130.634 deg Chile-Bolivia Border Region 2002/03/28 04:56:22 GMT (-21.7, -68.3) 125 km 6.1 MB, 6.5 MW, 6.5 MW

Losers

(2 events)
Radial Match Distance Baz FERegion Time Lat/Lon Depth Magnitude Reason
77.79865 82.0 deg 134.454 deg Catamarca Province, Argentina 2002/05/28 04:04:22 GMT (-28.9, -66.8) 22 km 6.0 MB, 5.7 MS, 6.0 MW, 5.9 MW
59.274105 76.8 deg 236.223 deg Fiji Islands Region 2002/05/04 07:00:48 GMT (-17.9, -178.7) 560 km 5.3 MB, 5.8 MW, 5.7 MW