Station XL S217 - Big Brush Creek

Network: XL97 - Deep Probe (Archean-Proterozoic)

Nearby stations (2 deg radius)

Station Name (Lat, Lon) Start / End Elevation
S217 Big Brush Creek (40.70, -109.51) 1997-08-21 / 1997-12-31 2577 m
Crust2 Type:Q4,orogen/43km no ice, Tethian Belt, 5 km seds.
Thickness Estimate:25 km
Thickness StdDev:3.6 km
Vp/Vs Estimate:1.85
Vp/Vs StdDev:0.07
Vs Estimate:3.351 km/s
Poisson's Ratio:0.29
Peak Value:0.07
Assumed Vp:6.207 km/s
Ps Weight:0.33333334
PpPs Weight:0.33333334
PsPs Weight:0.33333328
Residual Complexity:0.634
Nearby stations H: +-
(2.0 deg) Vp/Vs: +-

2 with match > 90% ( 13.333333 %) and 4 with match > 80% ( 26.666666 %) out of 15.

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Azimuth Distribution of Events:

Prior Results for this Station

Study Thickness Vp/Vs Vp Vs Poissons Ratio Extra
EARS 25 km 1.85 6.207 km/s 3.351 km/s 0.29
Crust2.0 43 km 1.76 6.207 km/s 3.535 km/s 0.26 Q4,orogen/43km no ice, Tethian Belt, 5 km seds.
Global Maxima 25 km 1.85 6.207 km/s 3.351 km/s 0.29 amp=0.06795769
Local Maxima 1 41 km 1.60 6.207 km/s 3.879 km/s 0.18 amp=0.039530408
Local Maxima 2 32 km 1.74 6.207 km/s 3.567 km/s 0.25 amp=0.026573911
Local Maxima 3 56 km 1.88 6.207 km/s 3.302 km/s 0.30 amp=0.017703228
Local Maxima 4 65 km 2.08 6.207 km/s 2.991 km/s 0.35 amp=0.017298609
Predicted Arrivals for vertical incidence
(zero ray parameter)
Ps3.43 SECOND
PpPs11.49 SECOND
PsPs/PpSs14.92 SECOND

Events Processed for this Station

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View Record Section

Plot maxima for each earthquake.

Events Used in the Stack

(4 events)
Radial Match Distance Baz FERegion Time Lat/Lon Depth Magnitude
95.48525 79.6 deg 147.223 deg Near Coast Of Central Chile 1997/10/15 01:03:33 GMT (-30.9, -71.2) 58 km 6.8 MB, 6.8 MS, 7.3 UNKNOWN, 7.1 MW
93.299934 54.0 deg 138.063 deg Northern Peru 1997/10/28 06:15:17 GMT (-4.4, -76.7) 112 km 6.6 MB, 6.3 MS, 7.2 UNKNOWN, 6.6 ME
89.76312 47.6 deg 131.354 deg Colombia 1997/09/02 12:13:22 GMT (3.8, -75.7) 199 km 6.5 MB, 6.8 UNKNOWN, 6.4 ME
81.79061 93.5 deg 234.769 deg Kermadec Islands Region 1997/09/20 16:11:32 GMT (-28.7, -177.6) 30 km 6.1 MB, 7.0 MS, 7.2 UNKNOWN, 6.7 ME

Losers

(11 events)
Radial Match Distance Baz FERegion Time Lat/Lon Depth Magnitude Reason
70.05419 93.6 deg 255.948 deg Vanuatu Islands 1997/10/31 12:29:49 GMT (-13.1, 166.9) 183 km 5.9 UNKNOWN, 5.4 MB
66.42709 88.8 deg 241.051 deg Fiji Islands Region 1997/10/17 15:02:00 GMT (-20.9, -178.8) 579 km 5.3 MB, 6.0 UNKNOWN, 6.0 MW
63.916405 94.6 deg 238.787 deg South Of Fiji Islands 1997/09/04 04:23:37 GMT (-26.6, 178.3) 625 km 6.3 MB, 6.8 UNKNOWN, 6.5 ME
58.914783 86.9 deg 237.877 deg Tonga Islands 1997/10/19 15:53:38 GMT (-21.8, -175.0) 33 km 5.6 MB, 5.9 MS
58.64316 86.2 deg 237.762 deg Tonga Islands 1997/09/10 12:57:07 GMT (-21.3, -174.4) 10 km 5.7 MB, 6.1 MS, 6.1 UNKNOWN, 5.9 MW
54.709946 78.0 deg 311.816 deg Eastern Honshu, Japan 1997/10/26 19:06:44 GMT (39.3, 140.5) 134 km 5.6 UNKNOWN, 5.2 MB
53.52552 88.0 deg 240.413 deg Fiji Islands Region 1997/08/25 11:59:00 GMT (-20.8, -177.8) 394 km 5.5 UNKNOWN, 5.3 MB
51.178165 97.0 deg 191.106 deg Pacific-Antarctic Ridge 1997/09/03 06:22:44 GMT (-55.2, -129.0) 10 km 5.1 MB, 6.0 MS, 6.1 UNKNOWN, 6.0 MW
50.757748 73.5 deg 140.65 deg Northern Chile 1997/09/28 23:13:13 GMT (-22.4, -68.4) 107 km 5.7 MB, 5.6 UNKNOWN, 5.6 MW
35.483234 71.2 deg 313.137 deg Kuril Islands 1997/10/22 09:55:47 GMT (44.7, 146.2) 154 km 5.5 MB, 5.6 UNKNOWN, 5.6 MW
29.657606 96.6 deg 193.642 deg Pacific-Antarctic Ridge 1997/10/26 13:55:33 GMT (-54.1, -133.0) 10 km 5.5 MS, 5.1 MB