Station XK S23 - South 23

Network: XK99 - CDROM (Colorado)

Nearby stations (2 deg radius)

Station Name (Lat, Lon) Start / End Elevation
S23 South 23 (35.25, -105.12) 1999-04-18 / 2000-12-31 1666 m
Crust2 Type:Q2,orogen/39km no ice, Appalachians, North Andes, 0.5 km seds.
Thickness Estimate:45 km
Thickness StdDev:3.7 km
Vp/Vs Estimate:1.71
Vp/Vs StdDev:0.05
Vs Estimate:3.748 km/s
Poisson's Ratio:0.24
Peak Value:0.01
Assumed Vp:6.419 km/s
Ps Weight:0.33333334
PpPs Weight:0.33333334
PsPs Weight:0.33333328
Residual Complexity:0.507
Nearby stations H: +-
(2.0 deg) Vp/Vs: +-

4 with match > 90% ( 26.666666 %) and 15 with match > 80% ( 100.0 %) out of 15.

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 45 km 1.71 6.419 km/s 3.748 km/s 0.24
Crust2.0 39 km 1.75 6.419 km/s 3.659 km/s 0.26 Q2,orogen/39km no ice, Appalachians, North Andes, 0.5 km seds.
Global Maxima 45 km 1.71 6.419 km/s 3.748 km/s 0.24 amp=0.01363272
Local Maxima 1 54 km 1.60 6.419 km/s 4.012 km/s 0.18 amp=0.0076906504
Local Maxima 2 40 km 1.79 6.419 km/s 3.581 km/s 0.27 amp=0.0068813018
Local Maxima 3 45 km 1.69 6.419 km/s 3.81 km/s 0.23 amp=0.005782436
Local Maxima 4 33 km 1.60 6.419 km/s 4.012 km/s 0.18 amp=0.0049513
Predicted Arrivals for vertical incidence
(zero ray parameter)
Ps5.02 SECOND
PpPs19.12 SECOND
PsPs/PpSs24.14 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

(15 events)
Radial Match Distance Baz FERegion Time Lat/Lon Depth Magnitude
94.806274 83.5 deg 244.182 deg Tonga Islands 2000/01/08 16:47:20 GMT (-16.9, -174.2) 183 km 6.5 MB, 6.6 MS, 7.2 MW, 7.0 ME
93.199974 96.6 deg 254.705 deg Vanuatu Islands 1999/11/26 13:21:15 GMT (-16.4, 168.2) 33 km 6.4 MB, 7.3 MS, 7.5 MW, 7.3 MW
92.60802 39.5 deg 319.792 deg Kodiak Island Region, Alaska 1999/12/06 23:12:33 GMT (57.4, -154.5) 66 km 6.8 MB, 7.0 MW, 7.0 ML
90.84032 80.4 deg 156.993 deg Off Coast Of Southern Chile 1999/08/22 09:35:39 GMT (-40.5, -74.8) 33 km 6.2 MB, 5.8 MS, 6.4 MW, 6.2 MW
86.97937 93.3 deg 237.113 deg Kermadec Islands Region 1999/07/19 02:17:03 GMT (-28.6, -177.6) 39 km 6.3 MB, 6.2 MS, 6.4 MW, 6.3 ME
86.947174 44.6 deg 138.74 deg Ecuador 1999/08/28 12:40:06 GMT (-1.3, -77.5) 196 km 5.9 MB, 6.3 MW, 6.2 MW
86.93049 52.1 deg 311.499 deg Andreanof Islands, Aleutian Is. 1999/08/01 12:47:50 GMT (51.5, -176.3) 33 km 5.5 MB, 5.5 MS, 5.8 MW, 5.8 MW
86.83292 66.4 deg 141.262 deg Southern Bolivia 1999/09/15 03:01:24 GMT (-20.9, -67.3) 218 km 6.0 MB, 6.4 MW, 6.4 MW
86.18657 69.7 deg 316.396 deg Kuril Islands 1999/07/07 18:52:57 GMT (49.2, 155.6) 33 km 6.0 MB, 5.6 MS, 6.1 MW, 5.8 ME
83.6585 36.0 deg 139.72 deg South Of Panama 1999/12/28 12:46:58 GMT (5.6, -82.6) 10 km 5.4 MB, 5.5 MS, 5.9 MW, 5.5 ML
83.27125 67.6 deg 317.561 deg Near East Coast Of Kamchatka 1999/09/18 21:28:33 GMT (51.2, 157.6) 60 km 5.9 MB, 5.6 MS, 6.2 MW, 6.0 MW
81.27398 69.0 deg 316.797 deg Kuril Islands 1999/08/06 00:32:41 GMT (49.9, 156.3) 58 km 5.5 MB, 5.5 MS, 5.9 MW, 5.8 MW
81.11895 94.5 deg 235.876 deg Kermadec Islands, New Zealand 1999/08/01 08:39:04 GMT (-30.4, -177.8) 10 km 5.7 MB, 6.4 MS, 6.6 MW, 6.0 ME
80.458206 39.5 deg 319.709 deg Kodiak Island Region, Alaska 1999/12/07 00:19:49 GMT (57.4, -154.5) 41 km 6.5 MB, 6.1 MS, 6.4 MW, 6.3 ML
80.14269 86.0 deg 241.224 deg Tonga Islands 2000/01/02 15:16:32 GMT (-20.8, -174.2) 33 km 5.5 MB, 5.8 MS, 5.8 MW, 5.8 MW

Losers

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