Station XL S128 - Big Horse Draw

Network: XL97 - Deep Probe (Archean-Proterozoic)

Nearby stations (2 deg radius)

Station Name (Lat, Lon) Start / End Elevation
S128 Big Horse Draw (39.99, -108.79) 1997-05-05 / 1997-12-31 1735 m
Crust2 Type:Q3,orogen/43km no ice, Appalachians, 3 km seds.
Thickness Estimate:27 km
Thickness StdDev:18 km
Vp/Vs Estimate:2.10
Vp/Vs StdDev:0.18
Vs Estimate:2.999 km/s
Poisson's Ratio:0.35
Peak Value:0.06
Assumed Vp:6.291 km/s
Ps Weight:0.33333334
PpPs Weight:0.33333334
PsPs Weight:0.33333328
Residual Complexity:0.842
Nearby stations H: +-
(2.0 deg) Vp/Vs: +-

1 with match > 90% ( 25.0 %) and 2 with match > 80% ( 50.0 %) out of 4.

Download stack as xyz text file.

Azimuth Distribution of Events:

Prior Results for this Station

Study Thickness Vp/Vs Vp Vs Poissons Ratio Extra
EARS 27 km 2.10 6.291 km/s 2.999 km/s 0.35
Crust2.0 43 km 1.76 6.291 km/s 3.577 km/s 0.26 Q3,orogen/43km no ice, Appalachians, 3 km seds.
Global Maxima 27 km 2.10 6.291 km/s 2.999 km/s 0.35 amp=0.056793317
Local Maxima 1 39 km 1.69 6.291 km/s 3.728 km/s 0.23 amp=0.044285122
Local Maxima 2 44 km 1.86 6.291 km/s 3.378 km/s 0.30 amp=0.04292483
Local Maxima 3 49 km 1.89 6.291 km/s 3.324 km/s 0.31 amp=0.0312534
Local Maxima 4 68 km 1.84 6.291 km/s 3.419 km/s 0.29 amp=0.03098779
Predicted Arrivals for vertical incidence
(zero ray parameter)
Ps4.71 SECOND
PpPs13.29 SECOND
PsPs/PpSs18.01 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

(2 events)
Radial Match Distance Baz FERegion Time Lat/Lon Depth Magnitude
93.03652 78.7 deg 147.707 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
86.53667 53.1 deg 138.49 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

Losers

(2 events)
Radial Match Distance Baz FERegion Time Lat/Lon Depth Magnitude Reason
53.412174 89.0 deg 241.536 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
45.442673 96.0 deg 194.031 deg Pacific-Antarctic Ridge 1997/10/26 13:55:33 GMT (-54.1, -133.0) 10 km 5.5 MS, 5.1 MB