Station XA SA62 - XA.SA62

Network: XA97 - Anatomy of an Archean Craton, South Africa

Nearby stations (2 deg radius)

Station Name (Lat, Lon) Start / End Elevation
SA62 XA.SA62 (-24.85, 25.13) 1997-04-23 / 1999-12-31 1214 m
Crust2 Type:G1,Archean, no seds.
Thickness Estimate:40 km
Thickness StdDev:1.2 km
Vp/Vs Estimate:1.83
Vp/Vs StdDev:0.03
Vs Estimate:3.535 km/s
Poisson's Ratio:0.29
Peak Value:0.04
Assumed Vp:6.459 km/s
Ps Weight:0.33333334
PpPs Weight:0.33333334
PsPs Weight:0.33333328
Residual Complexity:0.487
Nearby stations H: +-
(2.0 deg) Vp/Vs: +-

5 with match > 90% ( 29.411764 %) and 7 with match > 80% ( 41.17647 %) out of 17.

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 40 km 1.83 6.459 km/s 3.535 km/s 0.29
Crust2.0 37 km 1.76 6.459 km/s 3.665 km/s 0.26 G1,Archean, no seds.
Global Maxima 40 km 1.83 6.459 km/s 3.535 km/s 0.29 amp=0.03627332
Local Maxima 1 35 km 2.06 6.459 km/s 3.136 km/s 0.35 amp=0.015009746
Local Maxima 2 42 km 1.72 6.459 km/s 3.755 km/s 0.24 amp=0.010670985
Local Maxima 3 49 km 1.77 6.459 km/s 3.644 km/s 0.27 amp=0.009709297
Local Maxima 4 30 km 2.08 6.459 km/s 3.113 km/s 0.35 amp=0.009431043
Predicted Arrivals for vertical incidence
(zero ray parameter)
Ps5.06 SECOND
PpPs17.29 SECOND
PsPs/PpSs22.35 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

(7 events)
Radial Match Distance Baz FERegion Time Lat/Lon Depth Magnitude
99.03926 82.2 deg 157.557 deg Balleny Islands Region 1998/03/25 03:12:25 GMT (-62.9, 149.5) 10 km 6.6 MB, 8.0 MS, 8.3 UNKNOWN, 8.1 MW
96.49322 82.7 deg 239.431 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
94.835785 84.8 deg 246.205 deg Near Coast Of Northern Chile 1998/01/30 12:16:08 GMT (-23.9, -70.2) 42 km 6.3 MB, 6.5 MS, 7.0 UNKNOWN, 6.7 ME
94.46043 74.7 deg 36.846 deg Hindu Kush Region, Afghanistan 1997/05/13 14:13:45 GMT (36.4, 70.9) 196 km 6.1 MB, 6.5 UNKNOWN, 6.4 MW
90.79702 82.8 deg 239.315 deg Near Coast Of Central Chile 1998/01/12 10:14:07 GMT (-31.0, -71.4) 35 km 5.8 MB, 6.2 MS, 6.6 UNKNOWN, 6.2 ME
85.07554 36.2 deg 220.575 deg Southern Mid-Atlantic Ridge 1997/04/25 09:11:34 GMT (-48.3, -10.0) 10 km 5.8 MS, 5.3 MB, 5.8 UNKNOWN, 5.7 MW
81.08816 51.0 deg 211.944 deg South Sandwich Islands Region 1997/10/05 18:04:30 GMT (-59.7, -29.2) 274 km 6.0 MB, 6.3 UNKNOWN, 6.3 MW

Losers

(10 events)
Radial Match Distance Baz FERegion Time Lat/Lon Depth Magnitude Reason
79.35909 97.2 deg 91.98 deg Minahassa Peninsula, Sulawesi 1997/11/25 12:14:33 GMT (1.2, 122.5) 24 km 6.1 MB, 6.8 MS, 7.1 UNKNOWN, 6.7 ME
75.39782 83.6 deg 239.993 deg Near Coast Of Central Chile 1997/07/06 09:54:00 GMT (-30.1, -71.9) 19 km 5.8 MB, 6.5 MS, 6.8 UNKNOWN, 6.4 ME
75.145706 40.2 deg 81.875 deg Mid-Indian Ridge 1997/09/25 14:20:48 GMT (-13.8, 66.2) 10 km 5.3 MB, 5.7 MS, 6.0 UNKNOWN, 6.0 MW
65.8678 84.7 deg 250.26 deg Chile-Bolivia Border Region 1997/12/09 14:23:45 GMT (-20.2, -68.4) 133 km 5.7 MB, 5.7 UNKNOWN, 5.7 MW
64.96402 81.9 deg 248.53 deg Jujuy Province, Argentina 1997/07/20 10:14:22 GMT (-23.0, -66.3) 256 km 5.7 MB, 6.1 UNKNOWN, 5.7 ME
64.882805 83.7 deg 240.769 deg Near Coast Of Central Chile 1997/07/19 12:22:57 GMT (-29.3, -71.7) 26 km 5.8 MB, 5.5 MS, 5.9 UNKNOWN, 5.8 MW
61.19214 87.8 deg 255.973 deg Peru-Bolivia Border Region 1997/11/28 22:53:41 GMT (-13.7, -68.8) 586 km 6.4 MB, 6.6 UNKNOWN, 6.6 MW
55.91269 83.9 deg 248.249 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
54.298584 82.9 deg 243.508 deg Northern Chile 1997/05/17 02:10:18 GMT (-27.2, -69.5) 106 km 5.5 MB, 5.6 UNKNOWN, 5.5 MW
52.56296 83.7 deg 93.352 deg Java Sea 1997/07/11 09:55:12 GMT (-5.7, 110.8) 574 km 5.6 MB