Station XA SA63 - XA.SA63

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

Nearby stations (2 deg radius)

Station Name (Lat, Lon) Start / End Elevation
SA63 XA.SA63 (-23.66, 26.08) 1997-04-26 / 1999-12-31 1008 m
Crust2 Type:G1,Archean, no seds.
Thickness Estimate:42 km
Thickness StdDev:4.8 km
Vp/Vs Estimate:1.79
Vp/Vs StdDev:0.12
Vs Estimate:3.604 km/s
Poisson's Ratio:0.27
Peak Value:0.03
Assumed Vp:6.459 km/s
Ps Weight:0.33333334
PpPs Weight:0.33333334
PsPs Weight:0.33333328
Residual Complexity:0.708
Nearby stations H: +-
(2.0 deg) Vp/Vs: +-

6 with match > 90% ( 33.333332 %) and 8 with match > 80% ( 44.444443 %) out of 18.

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 42 km 1.79 6.459 km/s 3.604 km/s 0.27
Crust2.0 37 km 1.76 6.459 km/s 3.665 km/s 0.26 G1,Archean, no seds.
Global Maxima 42 km 1.79 6.459 km/s 3.604 km/s 0.27 amp=0.02583192
Local Maxima 1 31 km 2.06 6.459 km/s 3.136 km/s 0.35 amp=0.021806763
Local Maxima 2 29 km 2.10 6.459 km/s 3.08 km/s 0.35 amp=0.014754685
Local Maxima 3 32 km 2.09 6.459 km/s 3.091 km/s 0.35 amp=0.008721497
Local Maxima 4 45 km 1.73 6.459 km/s 3.739 km/s 0.25 amp=0.0077778073
Predicted Arrivals for vertical incidence
(zero ray parameter)
Ps5.09 SECOND
PpPs17.94 SECOND
PsPs/PpSs23.03 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

(8 events)
Radial Match Distance Baz FERegion Time Lat/Lon Depth Magnitude
98.71344 82.9 deg 157.334 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
98.10543 84.0 deg 238.977 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
96.0336 86.0 deg 245.759 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
93.15822 39.2 deg 82.766 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
90.76153 84.2 deg 238.863 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
90.6541 73.2 deg 36.463 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
85.5808 96.4 deg 91.448 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
83.61872 38.3 deg 242.258 deg Southern Mid-Atlantic Ridge 1998/01/03 06:10:08 GMT (-35.5, -16.2) 10 km 5.9 MS, 5.4 MB, 6.3 UNKNOWN, 6.1 MW

Losers

(10 events)
Radial Match Distance Baz FERegion Time Lat/Lon Depth Magnitude Reason
78.8866 52.5 deg 211.643 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
77.22258 61.1 deg 355.077 deg Ionian Sea 1997/11/18 13:07:41 GMT (37.6, 20.7) 33 km 5.9 MB, 6.4 MS, 6.7 UNKNOWN, 6.1 ML
73.97008 84.9 deg 239.546 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
66.841805 85.1 deg 240.323 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
62.930622 84.2 deg 243.045 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
62.082333 83.1 deg 248.04 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
61.121334 88.9 deg 255.56 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
56.76607 85.2 deg 247.788 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
50.74993 83.9 deg 59.058 deg Myanmar 1997/12/30 13:43:18 GMT (25.4, 96.6) 33 km 5.7 MS, 5.4 MB, 5.7 UNKNOWN, 5.7 MW
50.49462 82.9 deg 93.11 deg Java Sea 1997/07/11 09:55:12 GMT (-5.7, 110.8) 574 km 5.6 MB