Station TA N25A - Grover, CO, USA

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

Nearby stations (2 deg radius)

Station Name (Lat, Lon) Start / End Elevation
N25A Grover, CO, USA (40.81, -104.09) 2008-07-02 / 2599-12-31 1607 m
Crust2 Type:P4,orogen/50km, Urals, Tethian Orogen, Rockies 1 km seds.
Thickness Estimate:39 km
Thickness StdDev:3.7 km
Vp/Vs Estimate:2.08
Vp/Vs StdDev:0.07
Vs Estimate:3.039 km/s
Poisson's Ratio:0.35
Peak Value:0.03
Assumed Vp:6.306 km/s
Ps Weight:0.33333334
PpPs Weight:0.33333334
PsPs Weight:0.33333328
Residual Complexity:0.603
Nearby stations H: +-
(2.0 deg) Vp/Vs: +-

11 with match > 90% ( 15.277778 %) and 24 with match > 80% ( 33.333332 %) out of 72.

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 39 km 2.08 6.306 km/s 3.039 km/s 0.35
Crust2.0 50 km 1.76 6.306 km/s 3.584 km/s 0.26 P4,orogen/50km, Urals, Tethian Orogen, Rockies 1 km seds.
Global Maxima 39 km 2.08 6.306 km/s 3.039 km/s 0.35 amp=0.028193422
Local Maxima 1 37 km 2.10 6.306 km/s 3.006 km/s 0.35 amp=0.016220534
Local Maxima 2 34 km 2.10 6.306 km/s 3.006 km/s 0.35 amp=0.01213287
Local Maxima 3 49 km 1.83 6.306 km/s 3.451 km/s 0.29 amp=0.008796127
Local Maxima 4 36 km 2.10 6.306 km/s 3.006 km/s 0.35 amp=0.0071272217
Predicted Arrivals for vertical incidence
(zero ray parameter)
Ps6.65 SECOND
PpPs19.02 SECOND
PsPs/PpSs25.67 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

(24 events)
Radial Match Distance Baz FERegion Time Lat/Lon Depth Magnitude
97.71029 91.2 deg 240.328 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
97.642166 80.4 deg 153.422 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
95.841545 80.0 deg 314.598 deg Eastern Honshu, Japan 2008/07/23 15:26:19 GMT (39.8, 141.5) 108 km 6.6 MB, 6.8 MW, 6.8 MW
95.6901 81.2 deg 312.576 deg Off East Coast Of Honshu, Japan 2008/07/19 02:39:28 GMT (37.6, 142.2) 22 km 6.2 MB, 7.0 MS, 7.0 MW, 6.9 MW
95.32411 52.1 deg 12.097 deg North Of Svalbard 2009/03/06 10:50:29 GMT (80.3, -1.9) 9.0 km 6.6 MB, 6.5 MS, 6.5 MW, 6.4 MW
93.66369 70.4 deg 314.246 deg Kuril Islands 2009/04/07 04:23:33 GMT (46.0, 151.5) 31 km 6.5 MB, 6.8 MS, 6.9 MW, 6.9 MW
92.956276 38.2 deg 137.427 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
92.88777 56.0 deg 20.991 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
92.67122 64.9 deg 320.455 deg Sea Of Okhotsk 2008/07/05 02:12:04 GMT (53.9, 152.9) 633 km 6.8 MB, 7.7 MW, 7.7 MW
91.157875 43.7 deg 122.989 deg Near Coast Of Venezuela 2009/09/12 20:06:24 GMT (10.7, -67.9) 10 km 6.3 MB, 6.4 MS, 6.3 MW, 6.3 MW
90.68052 89.8 deg 240.624 deg Tonga Islands 2008/10/19 05:10:33 GMT (-21.9, -173.8) 29 km 6.8 MB, 7.0 MS, 6.9 MW, 6.9 MW
89.902756 37.4 deg 12.687 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
89.818115 77.5 deg 314.981 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
89.348434 85.6 deg 310.352 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
89.16882 53.6 deg 308.741 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
87.83092 48.6 deg 308.908 deg Andreanof Islands, Aleutian Is. 2008/08/07 18:30:03 GMT (52.2, -175.7) 12 km 5.6 MB, 5.5 MS, 5.8 MW, 5.8 MW
87.37317 84.3 deg 244.489 deg Samoa Islands Region 2009/08/30 14:51:32 GMT (-15.2, -172.6) 11 km 6.4 MB, 6.3 MS, 6.6 MW, 6.6 MW
86.91539 97.9 deg 259.075 deg Vanuatu Islands 2008/09/08 18:52:06 GMT (-13.5, 167.0) 110 km 6.4 MB, 6.9 MW, 6.9 MW
85.4998 77.3 deg 314.867 deg Hokkaido, Japan Region 2008/09/11 00:20:50 GMT (41.9, 143.8) 25 km 6.1 MB, 7.0 MS, 6.8 MW, 6.8 MW
84.59385 98.2 deg 262.536 deg Santa Cruz Islands Region 2008/07/19 09:27:01 GMT (-11.0, 164.5) 11 km 6.1 MB, 6.4 MS, 6.6 MW, 6.6 MW
83.493744 95.3 deg 238.231 deg Kermadec Islands Region 2009/02/18 21:53:45 GMT (-27.4, -176.3) 25 km 6.8 MB, 7.2 MS, 6.9 MW, 6.9 MW
83.16801 42.8 deg 151.518 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
80.6695 78.8 deg 152.529 deg Near Coast Of Central Chile 2008/12/18 21:19:28 GMT (-32.5, -71.7) 18 km 5.8 MB, 6.0 MS, 6.2 MW, 6.1 MW
80.39931 53.8 deg 70.649 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

Losers

(48 events)
Radial Match Distance Baz FERegion Time Lat/Lon Depth Magnitude Reason
86.02427 86.8 deg 312.104 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
78.43143 64.0 deg 145.074 deg Southern Peru 2008/07/08 09:13:07 GMT (-16.0, -71.7) 123 km 5.8 MB, 6.2 MW, 6.2 MW
77.568344 77.2 deg 143.126 deg Santiago Del Estero Prov., Arg. 2008/09/03 11:25:14 GMT (-26.7, -63.2) 570 km 5.9 MB, 6.3 MW, 6.3 MW
77.27985 57.7 deg 192.762 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
76.75742 84.7 deg 342.76 deg Lake Baykal Region, Russia 2008/08/27 01:35:32 GMT (51.6, 104.2) 16 km 5.8 MB, 6.2 MS, 6.2 MW, 6.2 MW
74.673195 67.5 deg 314.994 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
73.97418 81.7 deg 155.241 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
73.49587 78.1 deg 172.653 deg Southeast Of Easter Island 2008/11/22 23:06:47 GMT (-37.2, -95.1) 10 km 5.6 MB, 5.3 MS, 5.7 MW, 5.7 MW
71.67496 89.1 deg 246.151 deg Fiji Islands Region 2008/07/19 22:39:52 GMT (-17.3, -177.3) 391 km 5.9 MB, 6.4 MW, 6.4 MW
71.5834 75.1 deg 149.853 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
71.48391 55.7 deg 352.927 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
70.56643 92.7 deg 315.941 deg Kyushu, Japan 2009/09/03 13:26:18 GMT (31.1, 130.0) 166 km 5.9 MB, 6.2 MW, 6.2 MW
69.477455 39.4 deg 356.832 deg Arctic Ocean 2008/10/07 10:00:48 GMT (79.8, -115.4) 10 km 5.6 MB, 5.5 MS, 5.7 MW, 5.7 MW
69.363 83.4 deg 322.592 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
69.05153 65.5 deg 315.445 deg Kuril Islands 2008/08/04 04:42:14 GMT (49.9, 156.4) 77 km 5.6 MB, 5.8 MW, 5.7 MW
69.011986 39.8 deg 110.944 deg Virgin Islands 2008/10/11 10:40:14 GMT (19.2, -64.8) 23 km 6.1 MB, 5.9 MS, 6.1 MW, 6.0 MW
68.5325 37.4 deg 179.565 deg Galapagos Triple Junction Region 2009/10/15 17:48:21 GMT (3.3, -103.8) 10 km 5.9 MB, 5.7 MS, 6.0 MW, 6.0 MW
67.77008 83.4 deg 311.879 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
67.67725 70.7 deg 187.111 deg Easter Island Region 2009/09/10 19:46:03 GMT (-29.9, -111.8) 10 km 5.5 MW, 5.4 MB
67.65461 98.2 deg 262.51 deg Santa Cruz Islands Region 2008/07/19 09:34:26 GMT (-11.0, 164.5) 10 km 5.5 MB
66.74652 97.3 deg 261.199 deg Santa Cruz Islands 2009/10/07 22:29:18 GMT (-11.5, 166.0) 35 km 5.5 MB
65.02856 53.6 deg 55.873 deg Northern Mid-Atlantic Ridge 2008/12/19 08:31:51 GMT (47.0, -27.3) 2.0 km 5.8 MB, 5.6 MS, 5.9 MW, 5.8 MW
64.60348 71.0 deg 145.059 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
64.1991 81.7 deg 313.13 deg Near East Coast Of Honshu, Japan 2010/03/13 12:46:26 GMT (37.6, 141.3) 77 km 5.7 MB, 5.6 MW, 5.5 MW
60.0508 84.2 deg 244.182 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
58.78569 68.9 deg 144.874 deg Northern Chile 2008/09/10 16:12:04 GMT (-20.3, -69.2) 38 km 5.6 MB, 5.3 MS
58.471004 97.3 deg 261.081 deg Santa Cruz Islands 2009/08/10 04:06:31 GMT (-11.6, 166.1) 35 km 5.8 MB, 6.3 MS, 6.6 MW, 6.6 MW
56.69777 70.0 deg 314.232 deg Kuril Islands 2010/05/17 22:03:47 GMT (46.3, 152.0) 73 km 5.7 MB, 5.3 MW
56.55923 96.4 deg 314.911 deg Ryukyu Islands, Japan 2008/07/08 07:42:10 GMT (27.5, 128.3) 43 km 6.0 MB, 5.5 MS, 6.0 MW, 6.0 MW
55.500843 44.1 deg 136.763 deg Colombia 2008/09/13 09:32:01 GMT (4.8, -75.5) 133 km 5.9 MB, 5.7 MW, 5.7 MW
55.429146 63.3 deg 316.576 deg Near East Coast Of Kamchatka 2008/09/18 11:58:50 GMT (51.9, 158.4) 67 km 5.7 MB, 5.9 MW, 5.8 MW
55.277767 51.1 deg 149.763 deg Near Coast Of Northern Peru 2009/02/15 10:04:49 GMT (-5.9, -80.9) 21 km 5.8 MB, 5.7 MS, 6.1 MW, 6.1 MW
54.13944 80.2 deg 313.402 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
53.92747 33.5 deg 146.752 deg Near Coast Of Nicaragua 2010/02/25 03:15:03 GMT (11.2, -86.1) 25 km 5.6 MW, 5.3 MS, 5.4 MB, 5.6 MW
53.13186 80.3 deg 153.419 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
52.478706 71.1 deg 323.362 deg Sakhalin, Russia 2010/03/16 09:44:17 GMT (52.1, 142.2) 24 km 5.6 MB, 5.5 MS, 5.8 MW, 5.8 MW
51.94127 95.7 deg 240.49 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
51.301273 79.3 deg 316.42 deg Hokkaido, Japan Region 2008/09/22 07:31:59 GMT (41.6, 140.4) 149 km 5.7 MW, 5.3 MB, 5.6 MW
50.154793 57.2 deg 140.512 deg Western Brazil 2009/01/29 22:28:05 GMT (-8.1, -71.4) 602 km 5.7 MW, 5.3 MB, 5.6 MW
48.703728 92.0 deg 297.353 deg Mariana Islands 2008/12/02 12:31:43 GMT (19.1, 145.8) 137 km 5.9 MB, 5.9 MW, 5.9 MW
47.731647 84.7 deg 243.283 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
47.613758 91.4 deg 249.8 deg Fiji Islands 2009/02/11 13:52:41 GMT (-16.2, 178.3) 10 km 5.6 MB, 5.3 MS, 5.7 MW, 5.7 MW
44.676445 94.3 deg 314.925 deg Ryukyu Islands, Japan 2009/10/30 07:03:39 GMT (29.2, 129.8) 34 km 6.3 MB, 6.8 MS, 6.8 MW, 6.8 MW
43.482697 72.7 deg 144.242 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
42.612427 70.7 deg 141.083 deg Southern Bolivia 2008/10/12 20:55:41 GMT (-20.1, -65.0) 353 km 6.0 MB, 6.2 MW, 6.2 MW
40.41572 56.1 deg 143.933 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
34.23482 63.2 deg 142.966 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
33.234818 79.3 deg 314.483 deg Near East Coast Of Honshu, Japan 2009/02/15 09:24:31 GMT (40.2, 142.2) 33 km 6.1 MB, 5.5 MS, 5.7 MW, 5.7 MW