Station XG POS - Poncha Springs, CO

Network: XG92 - Rocky Mountain Front

Nearby stations (2 deg radius)

Station Name (Lat, Lon) Start / End Elevation
POS Poncha Springs, CO (38.56, -106.12) 1992-05-23 / 2499-01-01 2.5 km
Crust2 Type:P4,orogen/50km, Urals, Tethian Orogen, Rockies 1 km seds.
Thickness Estimate:46 km
Thickness StdDev:4.2 km
Vp/Vs Estimate:1.77
Vp/Vs StdDev:0.10
Vs Estimate:3.568 km/s
Poisson's Ratio:0.26
Peak Value:0.19
Assumed Vp:6.306 km/s
Ps Weight:0.33333334
PpPs Weight:0.33333334
PsPs Weight:0.33333328
Residual Complexity:0.563
Nearby stations H: +-
(2.0 deg) Vp/Vs: +-

1 with match > 90% ( 50.0 %) and 2 with match > 80% ( 100.0 %) out of 2.

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 46 km 1.77 6.306 km/s 3.568 km/s 0.26
Crust2.0 50 km 1.76 6.306 km/s 3.584 km/s 0.26 P4,orogen/50km, Urals, Tethian Orogen, Rockies 1 km seds.
Global Maxima 46 km 1.77 6.306 km/s 3.568 km/s 0.26 amp=0.18959723
Local Maxima 1 36 km 1.95 6.306 km/s 3.238 km/s 0.32 amp=0.087616965
Local Maxima 2 66 km 1.90 6.306 km/s 3.323 km/s 0.31 amp=0.07184246
Local Maxima 3 42 km 1.93 6.306 km/s 3.259 km/s 0.32 amp=0.053649515
Local Maxima 4 61 km 1.60 6.306 km/s 3.941 km/s 0.18 amp=0.050884444
Predicted Arrivals for vertical incidence
(zero ray parameter)
Ps5.57 SECOND
PpPs20.08 SECOND
PsPs/PpSs25.65 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
92.811676 31.5 deg 143.024 deg Near Coast Of Nicaragua 1992/09/02 00:15:57 GMT (11.8, -87.4) 10 km 5.3 MB, 7.2 MS
85.0535 50.3 deg 140.335 deg Northern Peru 1992/07/13 18:11:34 GMT (-3.9, -76.6) 100 km 6.2 MB

Losers

(0 events)
Radial Match Distance Baz FERegion Time Lat/Lon Depth Magnitude Reason