Station XA SA14 - XA.SA14

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

Nearby stations (2 deg radius)

Station Name (Lat, Lon) Start / End Elevation
SA14 XA.SA14 (-29.87, 24.02) 1998-04-27 / 1999-12-31 1200 m
Crust2 Type:G1,Archean, no seds.
Thickness Estimate:34 km
Thickness StdDev:4.3 km
Vp/Vs Estimate:1.74
Vp/Vs StdDev:0.06
Vs Estimate:3.723 km/s
Poisson's Ratio:0.25
Peak Value:0.03
Assumed Vp:6.459 km/s
Ps Weight:0.33333334
PpPs Weight:0.33333334
PsPs Weight:0.33333328
Residual Complexity:0.591
Nearby stations H: +-
(2.0 deg) Vp/Vs: +-

2 with match > 90% ( 15.384615 %) and 6 with match > 80% ( 46.153847 %) out of 13.

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Azimuth Distribution of Events:

Prior Results for this Station

Study Thickness Vp/Vs Vp Vs Poissons Ratio Extra
EARS 34 km 1.74 6.459 km/s 3.723 km/s 0.25
Crust2.0 37 km 1.76 6.459 km/s 3.665 km/s 0.26 G1,Archean, no seds.
Global Maxima 34 km 1.74 6.459 km/s 3.723 km/s 0.25 amp=0.030708635
Local Maxima 1 43 km 1.60 6.459 km/s 4.037 km/s 0.18 amp=0.026714716
Local Maxima 2 36 km 1.67 6.459 km/s 3.868 km/s 0.22 amp=0.019864103
Local Maxima 3 26 km 1.90 6.459 km/s 3.391 km/s 0.31 amp=0.013770954
Local Maxima 4 42 km 1.60 6.459 km/s 4.037 km/s 0.18 amp=0.009630484
Predicted Arrivals for vertical incidence
(zero ray parameter)
Ps3.81 SECOND
PpPs14.18 SECOND
PsPs/PpSs18.00 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

(6 events)
Radial Match Distance Baz FERegion Time Lat/Lon Depth Magnitude
93.91348 79.9 deg 46.171 deg Western Xizang-India Border Reg. 1999/03/28 19:05:11 GMT (30.5, 79.4) 15 km 6.4 MB, 6.6 MS, 6.6 MW, 6.5 ME
93.735115 80.4 deg 241.658 deg Near Coast Of Central Chile 1998/09/03 17:37:58 GMT (-29.5, -71.7) 27 km 6.2 MB, 6.6 MS, 6.5 UNKNOWN, 6.4 ME
88.776794 72.0 deg 19.937 deg Armenia-Azerbaijan-Iran Bord Reg 1998/07/09 14:19:18 GMT (38.7, 48.5) 26 km 5.9 MB, 6.0 UNKNOWN, 5.7 ME
85.27402 39.6 deg 289.219 deg Ascension Island Region 1998/06/18 04:17:54 GMT (-11.6, -13.9) 10 km 6.1 MS, 5.4 MB, 6.2 UNKNOWN
84.292076 78.7 deg 239.286 deg Near Coast Of Central Chile 1998/07/29 07:14:24 GMT (-32.3, -71.3) 51 km 6.3 MB, 6.5 UNKNOWN, 6.5 ME
80.53704 87.5 deg 252.358 deg Near Coast Of Peru 1999/04/03 06:17:18 GMT (-16.7, -72.7) 87 km 6.1 MB, 6.2 MS, 6.8 MW, 6.8 MW

Losers

(7 events)
Radial Match Distance Baz FERegion Time Lat/Lon Depth Magnitude Reason
79.59868 35.1 deg 246.651 deg Southern Mid-Atlantic Ridge 1998/06/24 10:44:30 GMT (-37.3, -17.4) 10 km 5.7 MB, 5.8 MS, 6.0 UNKNOWN, 5.9 MW
79.1258 44.2 deg 219.158 deg South Sandwich Islands Region 1998/08/29 08:30:21 GMT (-55.7, -27.0) 33 km 5.6 MB, 5.6 MS, 6.0 UNKNOWN, 5.9 MW
76.151085 75.8 deg 234.028 deg S. Chile-Argentina Border Region 1998/12/14 16:25:24 GMT (-38.2, -71.0) 138 km 6.0 UNKNOWN, 4.8 MS, 5.4 MB
68.55107 64.9 deg 79.677 deg South Indian Ocean 1999/03/29 06:17:58 GMT (-4.0, 87.3) 10 km 5.5 MS, 5.4 MB, 5.8 MW, 5.8 MW
59.688267 75.9 deg 76.92 deg Northern Sumatra, Indonesia 1999/02/04 19:28:00 GMT (4.0, 95.3) 56 km 5.8 MB, 5.4 MS, 5.9 MW, 5.9 MW
57.98898 86.7 deg 253.43 deg Southern Peru 1998/10/08 04:51:42 GMT (-16.1, -71.4) 136 km 6.1 MB, 6.4 UNKNOWN, 6.2 MW
57.98555 94.9 deg 92.568 deg Minahassa Peninsula, Sulawesi 1999/02/23 07:27:56 GMT (0.2, 119.5) 33 km 5.6 MB, 5.8 MS