Station TA 131A - Roby, TX, USA

Network: TA - USArray Transportable Network (new EarthScope stations)

Nearby stations (2 deg radius)

Station Name (Lat, Lon) Start / End Elevation
131A Roby, TX, USA (32.67, -100.39) 2009-03-14 / 2599-12-31 622 m
Crust2 Type:D8,thick Platform 3 km seds.
Thickness Estimate:42 km
Thickness StdDev:2.3 km
Vp/Vs Estimate:1.76
Vp/Vs StdDev:0.05
Vs Estimate:3.646 km/s
Poisson's Ratio:0.26
Peak Value:0.02
Assumed Vp:6.426 km/s
Ps Weight:0.33333334
PpPs Weight:0.33333334
PsPs Weight:0.33333328
Residual Complexity:0.630
Nearby stations H: +-
(2.0 deg) Vp/Vs: +-

22 with match > 90% ( 20.952381 %) and 39 with match > 80% ( 37.142857 %) out of 105.

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 1.76 6.426 km/s 3.646 km/s 0.26
Crust2.0 46 km 1.78 6.426 km/s 3.613 km/s 0.27 D8,thick Platform 3 km seds.
Global Maxima 42 km 1.76 6.426 km/s 3.646 km/s 0.26 amp=0.023069547
Local Maxima 1 33 km 1.93 6.426 km/s 3.321 km/s 0.32 amp=0.014944142
Local Maxima 2 44 km 1.73 6.426 km/s 3.72 km/s 0.25 amp=0.009768865
Local Maxima 3 30 km 2.05 6.426 km/s 3.139 km/s 0.34 amp=0.007824522
Local Maxima 4 34 km 2.02 6.426 km/s 3.185 km/s 0.34 amp=0.006568557
Predicted Arrivals for vertical incidence
(zero ray parameter)
Ps4.95 SECOND
PpPs17.95 SECOND
PsPs/PpSs22.90 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

(39 events)
Radial Match Distance Baz FERegion Time Lat/Lon Depth Magnitude
98.92116 89.9 deg 242.454 deg Tonga Islands Region 2009/03/19 18:17:40 GMT (-23.0, -174.7) 34 km 7.0 MB, 7.6 MS, 7.6 MW, 7.6 MW
98.41999 40.2 deg 142.599 deg Ecuador 2010/08/12 11:54:15 GMT (-1.3, -77.3) 207 km 6.4 MB, 7.1 MW, 7.1 MW
97.53139 71.8 deg 155.427 deg Near Coast Of Central Chile 2010/03/11 14:39:43 GMT (-34.3, -71.9) 11 km 6.7 MB, 7.0 MS, 6.9 MW, 6.9 MW
97.18864 52.6 deg 314.438 deg Fox Islands, Aleutian Islands 2010/07/18 05:56:44 GMT (52.9, -169.8) 14 km 6.3 MB, 6.7 MS, 6.6 MW, 6.6 MW
96.55712 78.4 deg 317.468 deg Kuril Islands 2009/04/18 19:17:58 GMT (46.0, 151.4) 35 km 6.3 MB, 6.3 MS, 6.6 MW, 6.4 MW
96.36336 94.5 deg 314.268 deg Near S. Coast Of Honshu, Japan 2009/08/09 10:55:55 GMT (33.2, 137.9) 297 km 6.5 MB, 7.1 MW, 7.1 MW
96.362305 62.6 deg 146.211 deg Northern Chile 2010/07/12 00:11:21 GMT (-22.1, -68.2) 115 km 6.1 MB, 6.3 MW, 6.2 MW
96.1583 55.4 deg 144.145 deg Southern Peru 2009/07/12 06:12:47 GMT (-15.0, -70.4) 199 km 5.7 MB, 6.1 MW, 6.1 MW
95.98883 75.0 deg 158.267 deg Near Coast Of Central Chile 2011/01/02 20:20:17 GMT (-38.4, -73.3) 24 km 6.6 MB, 7.1 MS, 7.1 MW, 7.0 MW
95.1578 70.3 deg 320.201 deg Off East Coast Of Kamchatka 2010/07/30 03:56:13 GMT (52.5, 159.8) 23 km 6.1 MB, 6.3 MS, 6.3 MW, 6.3 MW
94.75055 74.8 deg 158.137 deg Near Coast Of Central Chile 2010/07/14 08:32:21 GMT (-38.1, -73.3) 22 km 5.9 MB, 6.5 MS, 6.6 MW, 6.5 MW
94.613815 69.0 deg 144.572 deg Santiago Del Estero Prov., Arg. 2011/01/01 09:56:58 GMT (-26.8, -63.1) 577 km 6.8 MB, 7.0 MW, 7.0 MW
94.357 85.5 deg 317.707 deg Hokkaido, Japan Region 2009/06/05 03:30:33 GMT (41.8, 143.4) 29 km 6.0 MB, 6.3 MS, 6.4 MW, 6.4 MW
93.76279 62.6 deg 19.858 deg Norwegian Sea 2009/08/20 06:35:04 GMT (72.2, 0.9) 6.0 km 5.9 MB, 5.7 MS, 6.0 MW, 6.0 MW
92.1741 73.1 deg 157.328 deg Near Coast Of Central Chile 2010/03/16 02:21:57 GMT (-36.2, -73.3) 18 km 6.0 MB, 6.7 MS, 6.7 MW, 6.6 MW
92.07051 43.4 deg 145.708 deg Northern Peru 2010/05/19 04:15:44 GMT (-5.1, -77.5) 140 km 6.0 MB, 6.0 MW, 6.0 MW
91.77909 88.3 deg 244.008 deg Tonga Islands 2009/07/30 20:05:34 GMT (-20.8, -174.3) 10 km 5.9 MB, 5.7 MS, 5.8 MW, 5.7 MW
91.576126 61.2 deg 313.616 deg Rat Islands, Aleutian Islands 2009/07/06 14:53:12 GMT (50.4, 177.0) 22 km 6.0 MB, 5.8 MS, 6.1 MW, 6.0 MW
91.51038 66.5 deg 151.58 deg Near Coast Of Northern Chile 2010/03/26 14:52:07 GMT (-28.0, -70.8) 42 km 6.2 MB, 5.9 MS, 6.3 MW, 6.1 MW
90.68846 42.7 deg 319.773 deg Kodiak Island Region, Alaska 2009/05/16 18:22:25 GMT (56.4, -152.4) 9.7 km 5.9 MS, 5.4 MB, 5.9 MW, 5.8 MW
90.47629 85.1 deg 247.215 deg Tonga Islands 2009/10/02 01:07:39 GMT (-16.3, -173.5) 8.0 km 6.1 MB, 6.0 MS, 6.1 MW, 6.1 MW
90.43356 73.8 deg 157.788 deg Near Coast Of Central Chile 2010/09/09 07:28:01 GMT (-37.0, -73.4) 16 km 5.8 MB, 6.0 MS, 6.2 MW, 6.2 MW
89.97682 48.2 deg 85.987 deg Northern Mid-Atlantic Ridge 2009/06/06 20:33:28 GMT (23.9, -46.1) 14 km 6.0 MB, 5.7 MS, 6.0 MW, 6.0 MW
89.50625 93.3 deg 312.601 deg Southeast Of Honshu, Japan 2009/08/12 22:48:51 GMT (32.8, 140.4) 53 km 6.2 MB, 6.6 MW, 6.6 MW
89.10552 44.8 deg 9.736 deg Baffin Bay 2009/07/07 19:11:46 GMT (75.4, -72.5) 19 km 5.9 MB, 5.7 MS, 6.1 MW, 6.0 MW
88.577126 56.4 deg 143.312 deg Peru-Bolivia Border Region 2009/09/30 19:03:17 GMT (-15.6, -69.3) 255 km 5.9 MB, 5.8 MW
88.04517 87.5 deg 316.637 deg Near East Coast Of Honshu, Japan 2010/07/04 21:55:51 GMT (39.7, 142.4) 27 km 6.4 MB, 6.1 MS, 6.3 MW, 6.2 MW
87.75007 52.4 deg 314.117 deg Fox Islands, Aleutian Islands 2010/07/19 08:20:30 GMT (52.7, -169.3) 10 km 5.6 MW, 5.2 MS, 5.4 MB, 5.1 ML
86.93988 71.9 deg 155.368 deg Near Coast Of Central Chile 2010/03/11 14:55:27 GMT (-34.3, -71.8) 18 km 6.5 MB, 6.7 MW
86.52733 34.3 deg 152.207 deg Off Coast Of Ecuador 2009/05/10 01:16:06 GMT (1.4, -85.2) 6.0 km 5.5 MB, 5.7 MS, 6.1 MW, 6.1 MW
85.437874 73.7 deg 320.258 deg Kuril Islands 2009/04/21 05:26:11 GMT (50.8, 155.0) 152 km 6.0 MB, 6.2 MW, 6.2 MW
84.157036 62.6 deg 146.358 deg Northern Chile 2010/03/04 22:39:26 GMT (-22.2, -68.3) 114 km 6.3 MB, 6.4 MW, 6.3 MW
81.64822 54.9 deg 144.216 deg Central Peru 2010/09/13 07:15:49 GMT (-14.6, -70.8) 180 km 5.6 MB, 5.9 MW, 5.8 MW
81.517235 86.5 deg 318.177 deg Hokkaido, Japan Region 2010/09/13 05:47:48 GMT (41.5, 142.0) 61 km 5.8 MB, 5.8 MW, 5.8 MW
81.41827 75.5 deg 167.396 deg West Chile Rise 2009/06/10 23:13:21 GMT (-41.7, -84.0) 10 km 5.7 MB, 5.2 MS, 5.7 MW, 5.6 MW
81.21033 30.3 deg 134.475 deg Panama 2009/07/04 06:49:35 GMT (9.6, -79.0) 38 km 6.0 MB, 5.5 MS, 6.0 MW, 6.0 MW
80.62476 75.5 deg 318.345 deg Kuril Islands 2009/09/10 02:46:50 GMT (48.3, 154.2) 36 km 6.0 MB, 5.5 MS, 6.0 MW, 5.8 MW
80.620964 42.9 deg 319.884 deg Kodiak Island Region, Alaska 2009/03/30 07:13:07 GMT (56.5, -152.7) 21 km 5.9 MB, 5.9 MS, 5.9 MW, 5.9 MW
80.39484 85.3 deg 249.132 deg Samoa Islands Region 2009/10/14 18:00:21 GMT (-14.9, -174.8) 10 km 5.7 MB, 6.0 MS, 6.3 MW, 6.2 MW

Losers

(66 events)
Radial Match Distance Baz FERegion Time Lat/Lon Depth Magnitude Reason
81.34483 92.0 deg 243.57 deg South Of Fiji Islands 2010/03/18 09:14:05 GMT (-23.3, -177.2) 158 km 5.6 MW, 5.2 MB, 5.5 MW
78.74723 87.8 deg 244.134 deg Tonga Islands 2010/10/16 20:08:30 GMT (-20.4, -173.8) 8.0 km 6.1 MB, 5.9 MS, 5.9 MW, 5.8 MW
78.72981 71.7 deg 155.423 deg Near Coast Of Central Chile 2010/03/12 16:50:01 GMT (-34.2, -71.9) 7.0 km 6.1 MB, 5.4 MS, 5.8 MW, 5.7 MW
78.71426 74.2 deg 157.857 deg Near Coast Of Central Chile 2010/08/05 06:01:47 GMT (-37.4, -73.3) 18 km 5.5 MS, 5.4 MB, 5.9 MW, 5.8 MW
78.59907 50.7 deg 198.627 deg Southern East Pacific Rise 2010/03/07 07:05:23 GMT (-16.2, -115.3) 10 km 5.8 MB, 5.7 MS, 6.3 MW, 6.2 MW
78.42736 52.4 deg 314.138 deg Fox Islands, Aleutian Islands 2010/07/28 11:31:46 GMT (52.7, -169.4) 10 km 5.6 MW, 5.2 MS, 5.2 MB, 5.1 ML
78.32869 62.5 deg 191.712 deg Easter Island Region 2009/09/17 23:21:38 GMT (-29.1, -112.3) 10 km 5.7 MB, 6.0 MS, 6.2 MW, 6.2 MW
76.69913 97.7 deg 237.596 deg Kermadec Islands Region 2009/05/16 00:53:52 GMT (-31.5, -178.8) 55 km 6.1 MB, 6.5 MW, 6.3 MW
76.42505 54.0 deg 66.542 deg Azores Islands Region 2009/11/04 18:41:44 GMT (36.2, -33.9) 10 km 5.7 MB, 5.6 MS, 5.9 MW, 5.8 MW
75.928795 90.9 deg 241.859 deg South Of Tonga Islands 2009/11/02 10:47:13 GMT (-24.1, -175.2) 9.0 km 6.1 MB, 6.1 MS, 6.2 MW, 6.1 MW
75.094 71.6 deg 157.071 deg Off Coast Of Central Chile 2010/10/21 02:49:56 GMT (-34.7, -73.7) 10 km 5.9 MB, 5.5 MS, 5.9 MW, 5.8 MW
74.842316 86.1 deg 246.677 deg Tonga Islands 2010/09/04 08:52:04 GMT (-17.4, -174.0) 69 km 5.9 MB, 6.1 MW, 6.0 MW
74.55868 91.7 deg 324.906 deg E. Russia-N.E. China Border Reg. 2010/02/18 01:13:19 GMT (42.6, 130.7) 578 km 6.3 MB, 6.9 MW, 6.9 MW
74.11604 72.7 deg 157.076 deg Off Coast Of Central Chile 2010/03/15 11:08:28 GMT (-35.8, -73.2) 14 km 5.9 MB, 6.1 MS, 6.2 MW, 6.1 MW
74.01715 64.3 deg 145.569 deg Jujuy Province, Argentina 2010/01/28 08:04:14 GMT (-23.4, -66.7) 208 km 5.8 MB, 5.9 MW, 5.9 MW
72.768906 88.4 deg 243.213 deg Tonga Islands 2010/02/22 05:08:49 GMT (-21.5, -173.8) 33 km 5.8 MB, 5.3 MS, 5.7 MW, 5.7 MW
72.70358 30.7 deg 143.457 deg South Of Panama 2009/10/22 00:51:39 GMT (6.7, -82.6) 18 km 5.5 MB, 5.4 MS, 5.9 MW, 5.9 MW
72.421936 74.9 deg 158.142 deg Near Coast Of Central Chile 2010/07/14 15:05:50 GMT (-38.2, -73.2) 35 km 5.5 MS, 5.4 MB, 5.8 MW, 5.7 MW
72.35157 91.1 deg 314.273 deg Near East Coast Of Honshu, Japan 2009/06/06 05:52:43 GMT (35.5, 140.9) 34 km 5.8 MB, 5.4 MS, 5.8 MW, 5.7 MW
71.80688 64.2 deg 353.961 deg East Of Severnaya Zemlya 2009/10/07 20:52:13 GMT (81.6, 119.5) 8.0 km 5.7 MB, 5.1 MS, 5.8 MW, 5.8 MW
71.49034 85.4 deg 246.83 deg Tonga Islands 2009/05/17 06:23:03 GMT (-16.8, -173.5) 67 km 5.5 MB, 5.6 MW, 5.6 MW
71.14866 70.4 deg 151.423 deg San Juan Province, Argentina 2010/01/18 12:28:34 GMT (-31.4, -68.6) 94 km 5.5 MB, 5.4 MW, 5.4 MW
69.86866 70.6 deg 152.632 deg Mendoza Province, Argentina 2009/05/08 13:44:53 GMT (-32.1, -69.7) 112 km 5.6 MB, 5.4 MW
69.06896 84.4 deg 247.857 deg Tonga Islands 2009/10/01 06:13:32 GMT (-15.4, -173.3) 10 km 5.6 MB, 5.7 MS, 5.8 MW, 5.7 MW
68.560684 83.5 deg 247.013 deg Samoa Islands Region 2009/09/29 18:08:21 GMT (-15.6, -172.0) 10 km 5.6 MB
68.3784 47.8 deg 144.301 deg Peru-Brazil Border Region 2010/01/25 22:52:46 GMT (-8.5, -74.5) 147 km 5.7 MB, 5.9 MW, 5.9 MW
67.77361 55.6 deg 143.996 deg Southern Peru 2009/09/05 03:58:39 GMT (-15.1, -70.2) 210 km 5.8 MW, 5.2 MB, 5.8 MW
67.512344 84.8 deg 248.046 deg Tonga Islands 2009/11/01 21:28:58 GMT (-15.5, -173.8) 105 km 5.8 MW, 5.4 MB, 5.8 MW
67.20385 89.0 deg 243.521 deg Tonga Islands 2009/08/13 11:17:01 GMT (-21.7, -174.6) 10 km 5.6 MW, 5.3 MB
66.29644 83.6 deg 247.315 deg Samoa Islands Region 2009/10/19 22:49:38 GMT (-15.4, -172.3) 18 km 6.2 MB, 5.7 MS, 6.0 MW, 5.9 MW
65.93105 94.1 deg 240.654 deg South Of Fiji Islands 2010/08/04 04:46:20 GMT (-26.9, -177.2) 18 km 5.7 MB, 5.8 MS, 6.0 MW, 5.9 MW
65.80714 68.2 deg 147.966 deg Catamarca Province, Argentina 2009/04/03 17:54:50 GMT (-27.8, -66.6) 174 km 5.7 MW, 5.3 MB, 5.7 MW
65.72254 84.0 deg 246.346 deg Samoa Islands Region 2009/10/17 10:45:26 GMT (-16.4, -172.0) 10 km 5.7 MB, 5.3 MS, 5.7 MW, 5.7 MW
64.634865 74.7 deg 158.098 deg Near Coast Of Central Chile 2010/03/07 15:59:44 GMT (-38.0, -73.3) 27 km 5.5 MB, 5.6 MS, 5.8 MW, 5.8 MW
64.06139 58.2 deg 313.732 deg Andreanof Islands, Aleutian Is. 2010/08/08 12:04:28 GMT (51.3, -178.6) 29 km 5.7 MB, 5.0 MS, 5.4 MW, 5.8 ML
63.900314 60.0 deg 315.297 deg Rat Islands, Aleutian Islands 2009/10/07 05:38:37 GMT (52.2, 178.1) 138 km 5.6 MB, 5.6 MW, 5.6 MW
63.846916 64.9 deg 146.064 deg Salta Province, Argentina 2010/07/26 17:31:31 GMT (-24.1, -66.8) 193 km 5.6 MW, 5.3 MB, 5.5 MW
63.839207 87.8 deg 244.135 deg Tonga Islands 2010/10/16 13:27:45 GMT (-20.5, -173.9) 7.4 km 5.7 MB, 5.7 MS, 5.6 MW, 5.6 MW
62.345867 64.1 deg 149.074 deg Northern Chile 2010/07/17 06:07:42 GMT (-24.7, -69.8) 49 km 5.7 MB, 5.5 MW, 5.5 MW
62.19232 87.9 deg 244.246 deg Tonga Islands 2010/10/12 12:02:55 GMT (-20.4, -174.1) 12 km 5.9 MB, 5.8 MS, 5.9 MW, 5.8 MW
62.07774 91.8 deg 246.504 deg Fiji Islands Region 2010/08/16 19:35:49 GMT (-20.8, -178.8) 603 km 5.7 MB, 6.2 MW, 6.1 MW
61.70695 74.5 deg 319.392 deg Kuril Islands 2010/07/25 12:57:01 GMT (49.7, 154.6) 130 km 5.7 MB, 5.6 MW, 5.6 MW
61.701305 61.4 deg 145.628 deg Chile-Bolivia Border Region 2010/10/22 19:31:37 GMT (-20.9, -68.4) 132 km 5.8 MW, 5.4 MB, 5.8 MW
61.660397 80.2 deg 317.004 deg Kuril Islands 2010/09/08 17:39:40 GMT (44.6, 149.7) 10 km 5.5 MB, 5.3 MS, 5.5 MW
61.31906 63.2 deg 191.118 deg Easter Island Region 2009/09/10 19:46:03 GMT (-29.9, -111.8) 10 km 5.5 MW, 5.4 MB
60.814377 77.9 deg 317.46 deg Kuril Islands 2010/05/17 22:03:47 GMT (46.3, 152.0) 73 km 5.7 MB, 5.3 MW
60.165424 62.8 deg 145.013 deg Chile-Bolivia Border Region 2009/07/14 18:38:08 GMT (-21.8, -67.1) 176 km 5.7 MW, 5.4 MB, 5.7 MW
59.8292 84.8 deg 247.698 deg Tonga Islands 2009/05/13 21:31:17 GMT (-15.8, -173.5) 85 km 5.8 MW, 5.3 MB, 5.8 MW
59.182037 85.3 deg 247.737 deg Tonga Islands 2010/09/16 01:54:40 GMT (-16.0, -174.0) 84 km 5.5 MB, 5.8 MW, 5.8 MW
59.06734 71.0 deg 155.428 deg Off Coast Of Central Chile 2010/03/10 12:20:58 GMT (-33.6, -72.3) 35 km 5.5 MB, 5.5 MS
58.516903 55.0 deg 143.698 deg Central Peru 2009/03/15 08:19:05 GMT (-14.5, -70.4) 190 km 5.7 MW, 5.1 MB, 5.6 MW
57.889706 84.2 deg 247.66 deg Samoa Islands Region 2009/10/19 07:41:38 GMT (-15.4, -173.0) 10 km 5.8 MW, 5.4 MS, 5.4 MB, 5.8 MW
57.44575 95.3 deg 239.108 deg Kermadec Islands Region 2009/04/18 02:03:52 GMT (-28.9, -177.4) 65 km 6.0 MB, 5.8 MW, 5.7 MW
56.79269 93.0 deg 310.641 deg Southeast Of Honshu, Japan 2011/01/05 00:57:32 GMT (31.5, 142.2) 21 km 6.0 MB, 5.4 MS, 5.6 MW
55.870667 66.4 deg 146.817 deg Salta Province, Argentina 2010/03/08 17:03:16 GMT (-25.7, -66.6) 10 km 5.6 MB, 5.5 MS, 5.8 MW
55.82279 73.4 deg 157.572 deg Near Coast Of Central Chile 2010/03/03 17:44:25 GMT (-36.6, -73.4) 20 km 5.6 MB, 5.9 MS, 6.1 MW, 6.1 MW
53.61765 68.2 deg 148.058 deg Catamarca Province, Argentina 2009/08/12 18:00:52 GMT (-27.9, -66.7) 174 km 5.5 MW, 5.3 MB, 5.5 MW
53.538662 90.8 deg 246.992 deg Fiji Islands Region 2009/08/15 23:30:19 GMT (-19.8, -178.2) 608 km 5.6 MW, 5.2 MB
51.630962 64.4 deg 319.555 deg Komandorskiye Ostrova Region 2010/12/07 18:17:39 GMT (54.4, 169.1) 10 km 6.1 MB, 5.5 MS, 5.8 MW, 5.8 MW
51.14842 58.0 deg 313.705 deg Andreanof Islands, Aleutian Is. 2009/06/22 21:05:33 GMT (51.3, -178.2) 29 km 5.5 MB, 5.0 MS, 5.4 MW, 5.4 MW
46.889713 73.5 deg 157.475 deg Near Coast Of Central Chile 2010/03/05 09:19:36 GMT (-36.6, -73.2) 30 km 5.9 MB, 5.8 MS, 6.1 MW, 6.0 MW
46.567265 94.4 deg 241.938 deg South Of Fiji Islands 2009/08/18 21:20:47 GMT (-26.1, -178.4) 270 km 5.5 MB, 6.3 MW, 6.3 MW
45.892944 81.6 deg 317.579 deg Kuril Islands 2010/03/06 13:31:12 GMT (44.2, 147.6) 53 km 5.7 MW, 5.1 MS, 5.4 MB, 5.6 MW
40.23512 88.0 deg 315.991 deg Near East Coast Of Honshu, Japan 2009/06/23 07:37:17 GMT (38.8, 142.4) 37 km 5.7 MB, 5.0 MS, 5.6 MW, 5.6 MW
38.456306 90.7 deg 249.165 deg Fiji Islands Region 2009/08/16 22:03:09 GMT (-17.9, -179.4) 626 km 5.5 MW, 4.9 MB
37.423573 72.3 deg 152.688 deg Mendoza Province, Argentina 2010/02/12 12:03:38 GMT (-33.6, -68.8) 148 km 5.6 MB, 5.8 MW, 5.8 MW