Station MN GFA - Gafsa, Tunisia

Network: MN - MEDNET Project

Nearby stations (2 deg radius)

Station Name (Lat, Lon) Start / End Elevation
GFA Gafsa, Tunisia (34.34, 9.07) 1988-01-01 / 2499-01-01 250 m
Crust2 Type:DR,thin Platform 1 km seds.
Thickness Estimate:28 km
Thickness StdDev:10 km
Vp/Vs Estimate:1.61
Vp/Vs StdDev:0.00
Vs Estimate:4.091 km/s
Poisson's Ratio:0.18
Peak Value:0.08
Assumed Vp:6.567 km/s
Ps Weight:0.33333334
PpPs Weight:0.33333334
PsPs Weight:0.33333328
Residual Complexity:0.906
Nearby stations H: +-
(2.0 deg) Vp/Vs: +-

2 with match > 90% ( 6.6666665 %) and 2 with match > 80% ( 6.6666665 %) out of 30.

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Azimuth Distribution of Events:

Prior Results for this Station

Study Thickness Vp/Vs Vp Vs Poissons Ratio Extra
EARS 28 km 1.61 6.567 km/s 4.091 km/s 0.18
Crust2.0 36 km 1.78 6.567 km/s 3.689 km/s 0.27 DR,thin Platform 1 km seds.
Global Maxima 28 km 1.61 6.567 km/s 4.091 km/s 0.18 amp=0.07809625
Local Maxima 1 40 km 1.83 6.567 km/s 3.588 km/s 0.29 amp=0.06549841
Local Maxima 2 31 km 1.99 6.567 km/s 3.304 km/s 0.33 amp=0.062278245
Local Maxima 3 39 km 1.60 6.567 km/s 4.104 km/s 0.18 amp=0.047635555
Local Maxima 4 35 km 2.10 6.567 km/s 3.131 km/s 0.35 amp=0.043099284
Predicted Arrivals for vertical incidence
(zero ray parameter)
Ps2.53 SECOND
PpPs10.91 SECOND
PsPs/PpSs13.44 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
94.465614 94.7 deg 244.992 deg Near Coast Of Northern Chile 1995/07/30 05:11:23 GMT (-23.4, -70.3) 47 km 6.6 MB, 7.3 MS, 7.2 UNKNOWN, 8.1 MW
91.02449 94.5 deg 293.753 deg Near Coast Of Guerrero, Mexico 1995/09/14 14:04:31 GMT (16.8, -98.6) 21 km 6.4 MB, 7.2 MS, 7.2 UNKNOWN, 7.5 MW

Losers

(28 events)
Radial Match Distance Baz FERegion Time Lat/Lon Depth Magnitude Reason
89.77347 90.6 deg 290.826 deg Chiapas, Mexico 1995/10/21 02:38:57 GMT (16.9, -93.5) 161 km 6.2 MB, 7.3 UNKNOWN, 7.3 MW
88.67799 96.8 deg 49.62 deg Ryukyu Islands, Japan 1995/10/18 10:37:26 GMT (27.9, 130.3) 27 km 6.5 MB, 6.8 MS, 6.7 UNKNOWN, 7.1 MW
84.179596 81.2 deg 111.678 deg South Indian Ocean 1995/07/27 05:51:17 GMT (-12.6, 79.2) 10 km 6.2 MB, 5.9 MS, 6.0 UNKNOWN, 6.0 MW
82.9031 49.3 deg 68.952 deg Hindu Kush Region, Afghanistan 1995/10/18 09:30:38 GMT (36.4, 70.4) 226 km 5.4 MB, 6.2 UNKNOWN, 6.2 MW
82.57779 49.5 deg 104.676 deg Arabian Sea 1996/03/28 07:28:28 GMT (11.9, 57.8) 10 km 5.8 MB, 5.6 MS, 6.1 UNKNOWN, 5.9 MW
82.49434 96.7 deg 49.527 deg Ryukyu Islands, Japan 1995/10/19 02:41:37 GMT (28.1, 130.3) 31 km 6.3 MB, 6.8 MS, 6.6 UNKNOWN, 6.6 MW
79.46532 75.0 deg 123.397 deg Mauritius - Reunion Region 1995/09/17 17:09:20 GMT (-17.2, 66.6) 10 km 5.4 MB, 6.3 MS, 6.5 UNKNOWN, 6.3 MW
79.29472 94.3 deg 4.191 deg Andreanof Islands, Aleutian Is. 1996/06/10 04:03:35 GMT (51.6, -177.6) 33 km 6.6 MB, 7.6 MS, 7.9 UNKNOWN, 7.4 MS
79.123436 40.0 deg 359.836 deg Greenland Sea 1990/05/27 21:49:32 GMT (74.3, 8.7) 10 km 5.6 MB, 5.4 MS
78.21535 94.7 deg 245.335 deg Near Coast Of Northern Chile 1995/08/03 01:57:21 GMT (-23.1, -70.6) 33 km 5.4 MB, 5.9 MS, 5.7 UNKNOWN, 6.3 MW
78.20274 49.5 deg 69.519 deg Hindu Kush Region, Afghanistan 1990/05/15 14:25:20 GMT (36.0, 70.4) 117 km 6.0 MB
78.18149 87.6 deg 13.23 deg Komandorskiye Ostrova Region 1996/07/16 03:48:28 GMT (56.1, 165.0) 33 km 5.8 MB, 6.4 MS, 6.5 UNKNOWN, 6.3 MW
73.43925 48.5 deg 82.369 deg Pakistan 1990/07/26 06:53:59 GMT (27.2, 65.5) 43 km 5.8 MB, 5.8 MS
73.19264 87.0 deg 28.91 deg Sakhalin, Russia 1990/05/12 04:50:09 GMT (49.0, 141.9) 611 km 6.4 MB
73.053375 94.9 deg 245.286 deg Near Coast Of Northern Chile 1995/07/30 05:25:06 GMT (-23.2, -70.7) 33 km 5.7 MB
72.200806 92.3 deg 289.749 deg Off Coast Of Chiapas, Mexico 1995/09/06 22:48:52 GMT (15.0, -94.3) 33 km 5.8 MB, 5.5 MS
71.2194 94.0 deg 260.088 deg Near Coast Of Peru 1995/09/23 22:31:58 GMT (-10.5, -78.7) 73 km 5.9 MB, 6.5 UNKNOWN, 6.4 MW
70.644325 97.3 deg 298.549 deg Near Coast Of Jalisco, Mexico 1995/10/12 16:52:54 GMT (18.8, -104.0) 25 km 5.5 MB, 5.5 MS, 5.2 UNKNOWN, 6.0 MW
68.94154 90.3 deg 262.99 deg Northern Peru 1990/05/30 02:34:07 GMT (-6.0, -77.3) 33 km 6.0 MB, 6.4 MS, 6.6 UNKNOWN
68.82337 94.3 deg 6.523 deg Rat Islands, Aleutian Islands 1996/03/22 03:24:20 GMT (51.2, 178.7) 20 km 5.7 MB, 6.6 MS, 6.8 UNKNOWN, 6.6 ML
66.44825 97.8 deg 40.648 deg Southeast Of Honshu, Japan 1990/09/23 21:13:06 GMT (33.2, 138.7) 10 km 6.1 MB, 6.5 MS
63.055668 81.6 deg 86.675 deg Nicobar Islands, India Region 1990/08/18 18:52:36 GMT (7.5, 94.0) 21 km 5.5 MB, 5.9 MS
62.205406 95.9 deg 295.349 deg Guerrero, Mexico 1990/05/31 07:35:27 GMT (17.3, -100.8) 26 km 5.8 MB, 5.8 MS, 6.0 UNKNOWN
62.200993 94.8 deg 245.178 deg Near Coast Of Northern Chile 1995/07/30 21:05:50 GMT (-23.3, -70.6) 33 km 5.6 MB, 5.6 MS, 5.4 UNKNOWN, 6.1 MW
58.81024 87.4 deg 271.057 deg South Of Panama 1996/04/27 08:40:41 GMT (2.4, -79.3) 10 km 4.8 MB, 5.9 MS, 6.2 UNKNOWN, 6.0 MW
53.140335 95.5 deg 199.212 deg South Sandwich Islands Region 1990/05/09 04:21:10 GMT (-56.4, -27.0) 33 km 6.1 MB, 5.4 MS
52.274532 89.4 deg 30.422 deg Sakhalin, Russia 1990/08/20 00:03:51 GMT (46.2, 142.3) 299 km 5.9 MB
43.77896 94.3 deg 1.569 deg Andreanof Islands, Aleutian Is. 1995/10/30 20:25:28 GMT (51.7, -173.4) 33 km 5.4 MB, 5.3 MS, 5.8 UNKNOWN, 5.6 ML