Station 7D IVOR - IVOR

Network: 7D - Puysegur Tremor And Nucleation Geophysical Observatory (PTANGO)

Nearby stations (2 deg radius)

Station Name (Lat, Lon) Start / End Elevation
IVOR IVOR (-45.11, 167.53) 2022-12-13 / 2025-12-31 997 m
Crust2 Type:S1,continental slope, margin, transition 1 km seds.
Thickness Estimate:22 km
Thickness StdDev:5.6 km
Vp/Vs Estimate:1.97
Vp/Vs StdDev:0.11
Vs Estimate:3.146 km/s
Poisson's Ratio:0.33
Peak Value:0.05
Assumed Vp:6.183 km/s
Ps Weight:0.33333334
PpPs Weight:0.33333334
PsPs Weight:0.33333328
Residual Complexity:0.651
Nearby stations H: +-
(2.0 deg) Vp/Vs: +-

4 with match > 90% ( 9.523809 %) and 9 with match > 80% ( 21.428572 %) out of 42.

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 22 km 1.97 6.183 km/s 3.146 km/s 0.33
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 22 km 1.97 6.183 km/s 3.146 km/s 0.33 amp=0.053656466
Local Maxima 1 26 km 1.60 6.183 km/s 3.864 km/s 0.18 amp=0.038411573
Local Maxima 2 43 km 1.88 6.183 km/s 3.297 km/s 0.30 amp=0.037546728
Local Maxima 3 21 km 1.96 6.183 km/s 3.162 km/s 0.32 amp=0.02909174
Local Maxima 4 56 km 2.06 6.183 km/s 2.998 km/s 0.35 amp=0.021505753
Predicted Arrivals for vertical incidence
(zero ray parameter)
Ps3.47 SECOND
PpPs10.67 SECOND
PsPs/PpSs14.14 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

(9 events)
Radial Match Distance Baz FERegion Time Lat/Lon Depth Magnitude
94.712204 49.9 deg 307.849 deg Tanimbar Islands Reg., Indonesia 2023/01/09 17:47:34 UTC (-7.1, 130.0) 95 km 7.6 mww
92.033134 33.1 deg 32.817 deg Tonga Islands 2023/05/10 16:02:00 UTC (-15.6, -174.6) 210 km 7.6 mww
91.859886 59.7 deg 311.332 deg Northern Molucca Sea 2023/01/18 06:06:11 UTC (2.7, 127.1) 29 km 7.0 mwc
91.09188 61.8 deg 291.571 deg Java, Indonesia 2023/04/14 09:55:45 UTC (-6.0, 112.0) 594 km 7.0 mww
89.75255 45.9 deg 325.078 deg New Guinea, Papua New Guinea 2023/04/02 18:04:12 UTC (-4.3, 143.2) 74 km 7.3 Mi
86.07619 58.3 deg 294.915 deg Bali Sea 2023/08/28 19:55:31 UTC (-6.8, 116.5) 514 km 7.1 Mww
85.11251 31.1 deg 359.308 deg Vanuatu Islands 2023/08/16 12:47:40 UTC (-13.9, 167.2) 193 km 6.5 Mww
84.960075 30.1 deg 358.749 deg Vanuatu Islands 2023/01/08 12:32:42 UTC (-14.9, 166.9) 28 km 7.0 mww
80.48357 35.1 deg 349.553 deg Solomon Islands 2023/05/21 15:45:13 UTC (-10.3, 161.4) 78 km 6.1 Mww

Losers

(33 events)
Radial Match Distance Baz FERegion Time Lat/Lon Depth Magnitude Reason
86.79375 34.2 deg 34.934 deg Tonga Islands 2023/08/08 18:38:56 UTC (-15.0, -173.0) 120 km 6.2 Mi
77.25883 43.1 deg 333.331 deg Bismarck Sea 2023/03/01 05:36:14 UTC (-4.8, 149.6) 583 km 6.5 Mi
77.10633 30.0 deg 359.439 deg Vanuatu Islands 2023/01/10 05:24:48 UTC (-15.0, 167.2) 110 km 5.7 mww
76.65402 30.9 deg 34.432 deg Tonga Islands 2023/07/02 10:27:45 UTC (-17.9, -174.7) 247 km 6.7 Mi
71.57002 30.1 deg 358.771 deg Vanuatu Islands 2023/01/15 12:04:17 UTC (-15.0, 166.9) 29 km 5.6 Mww
70.847305 78.5 deg 171.387 deg South Sandwich Islands Region 2023/08/20 19:59:48 UTC (-56.0, -27.6) 75 km 5.7 mww
66.12341 37.5 deg 345.932 deg Solomon Islands 2023/03/27 22:19:15 UTC (-8.2, 158.9) 86 km 6.1 mww
64.413155 61.0 deg 333.73 deg South Of Mariana Islands 2023/05/12 08:02:31 UTC (12.4, 144.2) 10 km 5.5 Mww
61.036667 59.5 deg 305.814 deg Minahassa Peninsula, Sulawesi 2023/01/18 00:34:43 UTC (-0.0, 123.2) 147 km 6.1 mww
60.184032 95.3 deg 300.391 deg Myanmar 2023/05/31 11:20:13 UTC (25.1, 96.2) 10 km 5.8 Mww
59.88831 43.5 deg 329.281 deg Eastern New Guinea Reg., P.N.G. 2023/03/14 00:49:08 UTC (-5.4, 146.9) 213 km 6.3 mww
58.47035 95.9 deg 352.86 deg Kuril Islands 2023/09/01 20:49:54 UTC (50.7, 156.3) 141 km 6.1 Mww
58.3441 50.3 deg 307.379 deg Banda Sea 2023/05/24 15:49:34 UTC (-7.0, 129.5) 166 km 6.2 Mww
56.80193 82.1 deg 137.625 deg Southern Argentina 2023/07/17 03:05:10 UTC (-38.2, -70.4) 171 km 6.6 mww
55.867386 77.1 deg 286.178 deg Northern Sumatra, Indonesia 2023/01/15 22:29:58 UTC (2.0, 98.0) 37 km 6.2 Mww
55.63087 61.9 deg 337.101 deg Mariana Islands 2023/03/01 19:28:07 UTC (14.1, 146.8) 9.9 km 5.5 Mww
55.24126 50.3 deg 307.23 deg Banda Sea 2023/02/22 09:34:03 UTC (-7.1, 129.4) 116 km 5.5 Mww
53.214657 30.2 deg 358.503 deg Vanuatu Islands 2023/01/11 08:39:53 UTC (-14.9, 166.7) 10 km 5.8 Mww
52.138752 34.4 deg 34.724 deg Samoa Islands Region 2023/06/17 18:45:00 UTC (-14.8, -173.0) 10 km 6.2 Mi
51.288437 49.2 deg 310.415 deg Tanimbar Islands Reg., Indonesia 2023/02/17 09:37:34 UTC (-6.6, 132.1) 39 km 6.1 Mww
50.365967 62.0 deg 334.185 deg Mariana Islands 2023/08/09 09:20:31 UTC (13.4, 144.3) 494 km 5.7 Mi
50.146164 35.9 deg 242.383 deg Southeast Indian Ridge 2023/03/31 22:36:11 UTC (-50.1, 113.8) 10 km 5.6 Mww
49.341496 83.2 deg 329.839 deg Kyushu, Japan 2022/12/17 18:06:03 UTC (31.8, 131.7) 30 km 5.6 mww
46.41361 31.6 deg 358.033 deg Vanuatu Islands 2023/07/03 20:57:45 UTC (-13.4, 166.5) 12 km 5.7 Mww
46.218094 61.0 deg 292.448 deg Java, Indonesia 2023/08/04 00:31:44 UTC (-6.1, 113.1) 578 km 5.5 mww
38.89843 89.2 deg 341.097 deg Hokkaido, Japan Region 2023/05/05 17:47:15 UTC (41.5, 142.0) 53 km 5.9 Mww
35.147514 46.3 deg 324.614 deg New Guinea, Papua New Guinea 2023/05/02 20:09:59 UTC (-4.1, 142.7) 120 km 5.5 Mww
34.537617 33.0 deg 356.94 deg Santa Cruz Islands 2023/03/12 07:43:20 UTC (-12.1, 165.8) 10 km 5.7 mww
33.600777 51.6 deg 299.63 deg Timor Region 2023/08/31 10:29:29 UTC (-9.5, 123.9) 55 km 5.4 mww
32.498238 35.3 deg 349.159 deg Solomon Islands 2023/05/28 03:29:55 UTC (-10.1, 161.2) 104 km 5.6 mww
31.967318 88.4 deg 131.865 deg Near Coast Of Central Chile 2023/02/05 01:02:45 UTC (-29.6, -71.2) 68 km 5.5 mww
30.277298 60.3 deg 288.01 deg South Of Java, Indonesia 2023/06/07 17:04:55 UTC (-9.2, 110.7) 31 km 5.6 Mww
19.838406 40.0 deg 340.341 deg Solomon Islands 2023/03/08 07:33:09 UTC (-6.5, 155.0) 60 km 5.8 Mww