Station SB VAFB2 - Taft Rd, Vandenberg AFB, CA, USA

Network: SB - UC Santa Barbara Engineering Seismology Network ()

Nearby stations (2 deg radius)

Station Name (Lat, Lon) Start / End Elevation
VAFB2 Taft Rd, Vandenberg AFB, CA, USA (34.84, -120.58) 2020-12-18 / 2499-01-01 91 m
Crust2 Type:S1,continental slope, margin, transition 1 km seds.
Thickness Estimate:20 km
Thickness StdDev:0.3 km
Vp/Vs Estimate:2.10
Vp/Vs StdDev:0.06
Vs Estimate:2.948 km/s
Poisson's Ratio:0.35
Peak Value:0.04
Assumed Vp:6.183 km/s
Ps Weight:0.33333334
PpPs Weight:0.33333334
PsPs Weight:0.33333328
Residual Complexity:0.638
Nearby stations H: +-
(2.0 deg) Vp/Vs: +-

8 with match > 90% ( 6.1538463 %) and 34 with match > 80% ( 26.153847 %) out of 130.

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 20 km 2.10 6.183 km/s 2.948 km/s 0.35
Crust2.0 23 km 1.81 6.183 km/s 3.422 km/s 0.28 S1,continental slope, margin, transition 1 km seds.
Global Maxima 20 km 2.10 6.183 km/s 2.948 km/s 0.35 amp=0.0393933
Local Maxima 1 19 km 1.73 6.183 km/s 3.569 km/s 0.25 amp=0.021329604
Local Maxima 2 31 km 2.10 6.183 km/s 2.951 km/s 0.35 amp=0.01607295
Local Maxima 3 29 km 1.76 6.183 km/s 3.518 km/s 0.26 amp=0.015889004
Local Maxima 4 22 km 1.86 6.183 km/s 3.328 km/s 0.30 amp=0.007878691
Predicted Arrivals for vertical incidence
(zero ray parameter)
Ps3.59 SECOND
PpPs10.15 SECOND
PsPs/PpSs13.74 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

(34 events)
Radial Match Distance Baz FERegion Time Lat/Lon Depth Magnitude
95.77219 86.8 deg 240.019 deg Southeast Of Loyalty Islands 2022/03/31 06:12:25 UTC (-22.4, 170.3) 10 km 5.7 mb
93.923386 34.1 deg 317.743 deg Alaska Peninsula 2023/07/16 06:48:21 UTC (54.5, -160.8) 21 km 7.3 Mi
93.78363 56.9 deg 124.378 deg Northern Peru 2021/11/28 10:52:14 UTC (-4.5, -76.7) 99 km 7.4 Mi
92.767654 71.7 deg 235.211 deg Tonga Islands 2023/05/10 16:02:00 UTC (-15.6, -174.6) 210 km 7.6 mww
91.97464 72.8 deg 230.716 deg Tonga Islands Region 2022/11/11 10:48:45 UTC (-19.3, -172.1) 25 km 7.3 Mww
90.95814 53.6 deg 125.815 deg Near Coast Of Ecuador 2023/03/18 17:12:53 UTC (-2.9, -79.8) 66 km 6.7 Mww
90.65708 32.7 deg 320.169 deg Alaska Peninsula 2021/08/14 11:57:42 UTC (55.2, -157.7) 4.8 km 6.4 ml
90.42454 32.8 deg 320.238 deg Alaska Peninsula 2021/07/29 06:15:45 UTC (55.3, -157.8) 5.2 km 7.3 ml
89.98938 87.1 deg 239.182 deg Southeast Of Loyalty Islands 2023/05/19 02:57:07 UTC (-23.2, 170.7) 10 km 7.7 Mi
89.26395 57.5 deg 172.994 deg Easter Island Region 2022/07/12 19:17:00 UTC (-22.6, -114.2) 10 km 6.4 mb
88.79064 86.9 deg 226.177 deg South Of Kermadec Islands 2023/09/08 09:09:58 UTC (-32.7, -179.3) 90 km 6.6 mww
88.26162 84.2 deg 227.019 deg Kermadec Islands, New Zealand 2021/06/20 17:05:48 UTC (-30.2, -177.8) 10 km 6.5 mww
87.66432 87.2 deg 239.401 deg Southeast Of Loyalty Islands 2023/05/20 01:51:01 UTC (-23.1, 170.4) 45 km 7.4 Mi
87.49938 70.4 deg 233.593 deg Samoa Islands Region 2022/12/04 19:24:27 UTC (-15.7, -172.5) 148 km 6.9 Mi
87.193085 70.5 deg 234.159 deg Samoa Islands Region 2022/12/04 19:24:15 UTC (-15.4, -173.0) 36 km 6.7 Mww
86.98001 84.1 deg 227.202 deg Kermadec Islands, New Zealand 2023/04/24 00:41:54 UTC (-30.0, -177.9) 34 km 7.3 mww
86.979065 75.1 deg 305.589 deg Near East Coast Of Honshu, Japan 2022/03/16 14:36:33 UTC (37.7, 141.6) 63 km 7.3 mww
86.36116 78.4 deg 137.412 deg Near Coast Of Central Chile 2023/10/31 12:33:44 UTC (-28.7, -71.6) 41 km 6.7 mww
86.03982 78.7 deg 231.705 deg South Of Fiji Islands 2023/06/15 18:06:27 UTC (-23.0, -177.2) 167 km 7.2 Mww
85.74685 77.7 deg 232.533 deg Fiji Islands Region 2021/04/25 22:28:00 UTC (-21.7, -177.1) 234 km 6.4 Mww
85.618385 43.1 deg 127.197 deg Off Coast Of Central America 2022/10/16 12:48:21 UTC (4.4, -87.5) 10 km 6.3 Mww
85.40109 86.2 deg 241.038 deg Southeast Of Loyalty Islands 2022/09/14 11:04:07 UTC (-21.2, 170.1) 124 km 7.0 Mi
85.17537 73.4 deg 233.604 deg Tonga Islands 2023/07/02 10:27:45 UTC (-17.9, -174.7) 247 km 6.7 Mi
84.95866 73.9 deg 132.023 deg Near Coast Of Northern Chile 2022/07/28 04:15:05 UTC (-21.9, -70.3) 54 km 6.1 mww
84.77011 78.0 deg 307.385 deg Near West Coast Of Honshu, Japan 2023/05/05 05:42:04 UTC (37.5, 137.3) 8.7 km 6.2 mww
83.90132 54.6 deg 128.241 deg Peru-Ecuador Border Region 2021/07/30 17:10:19 UTC (-4.9, -80.6) 33 km 6.2 Mww
83.829994 32.5 deg 322.403 deg Alaska Peninsula 2021/10/11 09:10:24 UTC (56.3, -156.6) 69 km 6.9 mww
83.670204 46.0 deg 310.821 deg Rat Islands, Aleutian Islands 2022/12/14 18:40:26 UTC (51.6, 178.6) 73 km 6.3 Mww
83.55805 43.2 deg 311.921 deg Andreanof Islands, Aleutian Is. 2023/10/16 11:35:31 UTC (52.4, -176.9) 187 km 6.4 Mww
82.99751 31.1 deg 122.714 deg Near Coast Of Chiapas, Mexico 2023/07/14 09:29:01 UTC (15.0, -93.9) 35 km 6.3 mww
82.55509 46.2 deg 311.46 deg Rat Islands, Aleutian Islands 2022/06/04 23:38:12 UTC (52.1, 178.3) 105 km 6.3 mww
82.12557 83.0 deg 232.99 deg South Of Fiji Islands 2023/04/28 03:13:43 UTC (-25.1, 178.5) 577 km 6.2 mb
80.771454 77.4 deg 234.543 deg Fiji Islands Region 2022/11/12 07:09:14 UTC (-20.1, -178.4) 587 km 7.0 mww
80.32626 87.3 deg 256.203 deg Solomon Islands 2022/11/22 02:03:07 UTC (-9.8, 159.6) 14 km 7.0 Mww

Losers

(96 events)
Radial Match Distance Baz FERegion Time Lat/Lon Depth Magnitude Reason
90.40808 68.7 deg 127.205 deg Southern Peru 2022/05/26 12:02:19 UTC (-15.0, -70.4) 212 km 7.2 Mi
87.83712 32.6 deg 321.562 deg South Of Alaska 2021/07/29 06:23:02 UTC (55.9, -157.0) 35 km 5.7 mb
85.721375 79.6 deg 138.37 deg Near Coast Of Central Chile 2023/09/06 23:48:05 UTC (-30.3, -71.5) 41 km 6.2 mww
82.084984 82.8 deg 228.191 deg Kermadec Islands Region 2021/03/05 19:37:08 UTC (-28.4, -177.7) 10 km 5.7 mww
80.56565 83.5 deg 227.013 deg Kermadec Islands, New Zealand 2021/03/04 23:37:09 UTC (-29.7, -177.2) 10 km 5.6 mb
78.63398 38.3 deg 119.079 deg Near Coast Of Nicaragua 2022/04/21 07:42:51 UTC (11.5, -87.0) 10 km 6.8 Mi
78.29257 38.9 deg 118.879 deg Near Coast Of Nicaragua 2021/11/09 06:25:17 UTC (11.2, -86.5) 35 km 6.2 mww
77.70338 83.8 deg 248.498 deg Vanuatu Islands 2023/08/16 12:47:40 UTC (-13.9, 167.2) 193 km 6.5 Mww
77.53632 75.2 deg 130.878 deg Northern Chile 2022/07/27 18:58:57 UTC (-22.2, -68.5) 97 km 6.2 Mww
77.173996 32.6 deg 336.384 deg Central Alaska 2021/05/31 06:59:54 UTC (62.4, -148.3) 44 km 6.1 Mww
77.073715 38.8 deg 119.141 deg Near Coast Of Nicaragua 2021/11/09 02:53:49 UTC (11.2, -86.7) 17 km 5.9 mww
77.07006 75.2 deg 233.95 deg Fiji Islands Region 2021/04/24 00:23:36 UTC (-18.9, -176.2) 289 km 6.4 Mww
76.54896 84.3 deg 228.143 deg Kermadec Islands, New Zealand 2023/03/04 06:41:22 UTC (-29.5, -178.8) 206 km 6.9 mww
76.378105 44.3 deg 118.472 deg South Of Panama 2022/10/20 11:57:14 UTC (7.7, -82.3) 10 km 6.9 Mi
75.69075 85.9 deg 238.603 deg Southeast Of Loyalty Islands 2022/05/26 15:38:03 UTC (-22.9, 172.0) 10 km 6.9 Mi
75.488495 44.5 deg 309.922 deg Andreanof Islands, Aleutian Is. 2021/09/24 11:52:31 UTC (51.1, -178.9) 50 km 6.3 Mi
75.18127 81.9 deg 130.336 deg Santiago Del Estero Prov., Arg. 2023/01/20 22:09:39 UTC (-26.7, -63.0) 611 km 6.8 mww
75.135086 59.9 deg 313.129 deg Kuril Islands 2023/09/01 20:49:54 UTC (50.7, 156.3) 141 km 6.1 Mww
74.87884 72.3 deg 309.711 deg Hokkaido, Japan Region 2023/06/11 09:54:45 UTC (42.5, 141.9) 125 km 6.2 mww
73.871765 37.4 deg 119.234 deg Near Coast Of Nicaragua 2021/09/22 09:57:07 UTC (12.1, -87.8) 10 km 6.7 Mi
73.82615 66.3 deg 312.828 deg Northwest Of Kuril Islands 2023/06/17 11:36:00 UTC (48.0, 147.4) 418 km 5.7 mww
72.51256 57.1 deg 172.467 deg Easter Island Region 2022/07/12 19:28:49 UTC (-22.2, -113.8) 10 km 5.6 mb
71.34833 84.3 deg 306.09 deg Shikoku, Japan 2022/01/21 16:08:37 UTC (32.8, 132.0) 42 km 6.3 Mww
70.9904 83.8 deg 247.352 deg Vanuatu Islands 2023/07/26 12:44:35 UTC (-14.8, 167.9) 13 km 6.4 mww
70.737076 86.3 deg 142.646 deg Southern Argentina 2023/07/17 03:05:10 UTC (-38.2, -70.4) 171 km 6.6 mww
70.51203 81.6 deg 286.958 deg Mariana Islands 2022/07/08 23:36:11 UTC (18.8, 146.8) 23 km 6.3 Mi
70.413315 44.6 deg 119.739 deg South Of Panama 2021/07/17 20:56:10 UTC (6.8, -82.7) 4.1 km 6.1 mww
70.25869 80.4 deg 299.867 deg Southeast Of Honshu, Japan 2023/10/05 06:22:12 UTC (30.1, 140.0) 10 km 5.6 Mww
69.99288 83.9 deg 227.008 deg Kermadec Islands, New Zealand 2021/08/31 02:52:49 UTC (-30.0, -177.5) 10 km 6.3 mww
69.695526 33.1 deg 118.847 deg Guatemala 2023/05/17 23:02:00 UTC (15.1, -90.9) 256 km 6.4 mww
69.22106 90.5 deg 265.954 deg New Ireland Region, P.N.G. 2023/11/12 04:51:41 UTC (-3.6, 151.3) 10 km 5.9 mww
68.43051 85.8 deg 238.423 deg Southeast Of Loyalty Islands 2022/09/29 22:59:01 UTC (-23.0, 172.2) 10 km 5.8 mww
68.243744 74.9 deg 305.51 deg Near East Coast Of Honshu, Japan 2021/05/13 23:58:14 UTC (37.7, 141.8) 32 km 6.0 mww
68.212425 82.3 deg 140.368 deg Near Coast Of Central Chile 2023/03/21 17:38:13 UTC (-33.6, -71.4) 65 km 5.6 Mww
67.92918 45.5 deg 120.878 deg South Of Panama 2023/08/03 01:25:21 UTC (5.6, -82.6) 8.0 km 5.9 mww
67.786736 77.7 deg 234.398 deg Fiji Islands Region 2022/03/07 05:34:18 UTC (-20.4, -178.4) 582 km 6.1 mww
67.098495 83.8 deg 232.233 deg South Of Fiji Islands 2022/05/22 07:06:27 UTC (-26.2, 178.4) 590 km 6.3 mww
67.02277 52.8 deg 316.963 deg Komandorskiye Ostrova Region 2022/09/20 18:23:42 UTC (55.5, 166.3) 10 km 6.0 mww
66.01249 37.2 deg 311.433 deg Fox Islands, Aleutian Islands 2023/08/20 01:48:54 UTC (51.6, -167.3) 10 km 5.2 Mww
65.965775 87.0 deg 239.767 deg Southeast Of Loyalty Islands 2022/03/31 05:44:01 UTC (-22.7, 170.3) 10 km 7.2 Mi
65.818054 84.4 deg 247.357 deg Vanuatu Islands 2022/03/23 21:57:00 UTC (-15.2, 167.4) 116 km 6.0 mww
65.62832 45.6 deg 120.987 deg South Of Panama 2022/01/28 11:14:09 UTC (5.5, -82.6) 10 km 6.1 mww
65.33417 75.5 deg 230.523 deg Tonga Islands 2022/04/19 04:33:41 UTC (-21.5, -173.9) 10 km 6.0 mww
65.28063 65.0 deg 309.616 deg Kuril Islands 2023/11/10 10:10:04 UTC (45.9, 151.0) 107 km 5.8 mww
64.78644 56.7 deg 124.551 deg Northern Peru 2022/02/03 15:58:56 UTC (-4.5, -76.9) 100 km 6.5 mww
64.752846 58.4 deg 5.704 deg North Of Svalbard 2022/05/21 07:01:23 UTC (84.3, 0.8) 10 km 5.8 mww
64.63528 63.9 deg 123.38 deg Peru-Brazil Border Region 2022/06/08 00:55:47 UTC (-9.0, -71.2) 622 km 6.5 Mww
64.36737 34.7 deg 121.973 deg Off Coast Of Central America 2023/07/30 01:10:29 UTC (12.7, -90.9) 10 km 5.7 Mww
63.957714 34.8 deg 251.849 deg Hawaii 2021/10/10 21:48:36 UTC (18.8, -155.5) 35 km 6.2 Ml
63.8685 79.2 deg 137.671 deg Near Coast Of Central Chile 2021/12/11 14:54:19 UTC (-29.5, -71.2) 53 km 5.7 Mww
63.431538 82.3 deg 227.464 deg Kermadec Islands Region 2021/03/04 23:12:57 UTC (-28.5, -176.6) 10 km 6.2 mb
63.11278 34.8 deg 120.438 deg Near Coast Of Guatemala 2021/05/12 08:45:48 UTC (13.3, -90.2) 46 km 5.9 mww
63.08376 61.4 deg 311.443 deg Kuril Islands 2021/08/24 05:37:51 UTC (48.8, 155.0) 31 km 6.0 mww
63.011974 86.8 deg 226.022 deg South Of Kermadec Islands 2022/08/29 18:10:50 UTC (-32.7, -179.1) 32 km 5.8 mww
62.872166 30.5 deg 120.707 deg Chiapas, Mexico 2023/08/09 09:33:26 UTC (16.2, -93.6) 111 km 5.8 mww
62.811787 82.3 deg 285.247 deg Mariana Islands Region 2022/10/02 02:14:39 UTC (17.0, 147.1) 20 km 5.5 Mww
62.70122 56.9 deg 312.631 deg Off East Coast Of Kamchatka 2022/07/29 23:05:43 UTC (51.2, 161.0) 7.0 km 5.6 Mww
62.62667 82.5 deg 238.345 deg Vanuatu Islands Region 2021/10/02 06:29:16 UTC (-20.9, 174.9) 486 km 7.2 Mi
62.460888 80.9 deg 296.62 deg Bonin Islands, Japan Region 2022/01/03 21:08:51 UTC (27.1, 141.6) 43 km 5.8 Mww
62.39186 68.1 deg 51.428 deg Northern Mid-Atlantic Ridge 2021/03/28 23:01:46 UTC (43.6, -28.8) 10 km 5.8 Mww
62.184803 70.2 deg 308.658 deg Hokkaido, Japan Region 2023/02/25 13:27:42 UTC (42.8, 145.1) 43 km 6.1 Mww
61.409714 45.9 deg 121.542 deg South Of Panama 2021/06/01 11:20:57 UTC (5.0, -82.7) 10 km 5.5 mww
61.10913 72.4 deg 129.417 deg Northern Chile 2022/01/28 00:31:25 UTC (-19.1, -69.4) 96 km 5.5 mww
60.939472 86.7 deg 239.324 deg Southeast Of Loyalty Islands 2022/04/20 05:13:07 UTC (-22.8, 170.9) 10 km 5.7 Mww
60.62531 86.1 deg 239.882 deg Southeast Of Loyalty Islands 2022/08/14 21:04:46 UTC (-22.1, 170.9) 83 km 6.2 mww
60.38812 65.9 deg 314.439 deg Sea Of Okhotsk 2021/09/03 10:14:26 UTC (49.5, 147.0) 582 km 5.8 Mww
60.253147 87.5 deg 282.522 deg South Of Mariana Islands 2022/02/13 20:29:45 UTC (11.8, 144.3) 10 km 5.7 Mww
59.80024 53.6 deg 317.793 deg Komandorskiye Ostrova Region 2023/10/26 16:05:11 UTC (56.1, 164.7) 2.4 km 5.9 Mww
58.933784 83.3 deg 226.205 deg Kermadec Islands Region 2021/04/01 09:56:40 UTC (-30.1, -176.4) 104 km 6.6 Mi
58.805176 88.2 deg 304.888 deg Ryukyu Islands, Japan 2021/12/09 02:05:07 UTC (29.4, 129.4) 10 km 5.9 Mww
57.798916 64.4 deg 309.683 deg Kuril Islands 2021/07/13 00:30:16 UTC (46.2, 151.7) 33 km 5.6 Mww
57.044987 89.5 deg 263.205 deg New Ireland Region, P.N.G. 2021/11/18 14:08:05 UTC (-5.3, 153.7) 35 km 6.2 mww
56.434544 31.0 deg 122.911 deg Near Coast Of Oaxaca, Mexico 2022/10/01 16:36:50 UTC (15.0, -94.0) 24 km 5.5 mww
56.408375 95.9 deg 266.569 deg Eastern New Guinea Reg., P.N.G. 2022/09/10 23:46:55 UTC (-6.2, 146.5) 61 km 7.6 mww
56.375336 76.9 deg 131.654 deg Chile-Argentina Border Region 2023/07/06 00:31:55 UTC (-23.9, -67.9) 132 km 5.8 mww
55.859615 55.2 deg 93.932 deg Leeward Islands 2023/01/20 11:23:40 UTC (16.2, -62.0) 165 km 5.8 Mi
55.81633 77.4 deg 130.378 deg Jujuy Province, Argentina 2023/03/22 16:00:31 UTC (-23.5, -66.5) 210 km 6.5 mww
55.45849 86.4 deg 147.778 deg Off Coast Of Southern Chile 2022/09/23 22:53:26 UTC (-41.4, -75.6) 10 km 6.1 mww
54.057735 64.3 deg 123.804 deg Peru-Brazil Border Region 2021/10/02 12:52:34 UTC (-9.6, -71.2) 589 km 5.9 mww
53.156258 95.9 deg 267.276 deg Eastern New Guinea Reg., P.N.G. 2023/10/07 08:34:26 UTC (-5.6, 146.1) 53 km 6.7 mww
52.886223 76.1 deg 236.873 deg Fiji Islands Region 2023/10/31 11:10:56 UTC (-17.5, -179.0) 548 km 6.4 mww
52.500896 33.9 deg 120.097 deg Guatemala 2022/11/12 04:39:47 UTC (14.1, -90.8) 100 km 5.8 mww
52.12169 42.3 deg 101.442 deg Jamaica Region 2023/10/30 15:57:20 UTC (18.2, -76.6) 10 km 5.4 mww
51.822037 63.0 deg 130.605 deg Near Coast Of Peru 2021/06/23 02:54:18 UTC (-12.7, -76.7) 51 km 5.8 mww
51.460598 73.9 deg 236.976 deg Fiji Islands Region 2021/05/13 13:31:35 UTC (-15.9, -177.4) 424 km 5.7 Mww
51.2162 69.9 deg 312.246 deg Hokkaido, Japan Region 2023/06/23 17:39:13 UTC (45.8, 143.1) 318 km 5.6 Mww
50.935062 35.0 deg 120.883 deg Near Coast Of Guatemala 2021/11/23 05:56:36 UTC (13.0, -90.2) 49 km 5.4 mww
50.386948 82.5 deg 226.845 deg Kermadec Islands Region 2021/03/05 14:24:49 UTC (-29.1, -176.3) 10 km 6.2 Mww
50.135822 51.9 deg 111.281 deg Northern Colombia 2023/05/28 15:45:56 UTC (6.7, -73.0) 158 km 5.3 Mww
50.035892 76.0 deg 131.182 deg Northern Chile 2022/04/20 11:19:04 UTC (-22.9, -68.2) 97 km 5.7 mww
49.448452 86.0 deg 243.208 deg Vanuatu Islands 2023/10/29 04:32:08 UTC (-19.4, 168.8) 80 km 6.0 mww
46.80538 83.7 deg 227.207 deg Kermadec Islands, New Zealand 2021/08/25 05:58:03 UTC (-29.7, -177.6) 30 km 5.7 mb
45.115112 53.0 deg 125.134 deg Near Coast Of Ecuador 2022/07/14 22:30:13 UTC (-2.1, -79.8) 81 km 5.7 mww
44.0141 86.0 deg 241.747 deg Vanuatu Islands 2021/11/19 19:32:56 UTC (-20.5, 169.8) 136 km 5.6 mww
41.92211 75.9 deg 235.895 deg Fiji Islands Region 2022/08/02 21:11:41 UTC (-18.1, -178.2) 521 km 5.6 Mww
30.281603 69.9 deg 234.188 deg Samoa Islands 2022/10/07 09:24:54 UTC (-14.9, -172.5) 92 km 5.8 Mi