Station OV HAYA - Volcan Irazu

Network: OV - Observatorio Vulcanol?gico y Sismol?gico de Costa Rica

Nearby stations (2 deg radius)

Station Name (Lat, Lon) Start / End Elevation
HAYA Volcan Irazu (9.98, -83.84) 2015-09-02 / 2599-12-31 3245 m
Crust2 Type:LA,very thin continental arc, Cordilleras, 1.0 km seds.
Thickness Estimate:61 km
Thickness StdDev:14 km
Vp/Vs Estimate:1.60
Vp/Vs StdDev:0.14
Vs Estimate:4.022 km/s
Poisson's Ratio:0.18
Peak Value:0.12
Assumed Vp:6.436 km/s
Ps Weight:0.33333334
PpPs Weight:0.33333334
PsPs Weight:0.33333328
Residual Complexity:0.921
Nearby stations H:44 km +- 24 km
(2.0 deg) Vp/Vs:1.63 +- 0.05

2 with match > 90% ( 5.714286 %) and 9 with match > 80% ( 25.714285 %) out of 35.

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Azimuth Distribution of Events:

Prior Results for this Station

Study Thickness Vp/Vs Vp Vs Poissons Ratio Extra
EARS 61 km 1.60 6.436 km/s 4.022 km/s 0.18
Crust2.0 25 km 1.77 6.436 km/s 3.632 km/s 0.27 LA,very thin continental arc, Cordilleras, 1.0 km seds.
Global Maxima 61 km 1.60 6.436 km/s 4.022 km/s 0.18 amp=0.12167185
Local Maxima 1 51 km 1.72 6.436 km/s 3.753 km/s 0.24 amp=0.09759679
Local Maxima 2 24 km 1.76 6.436 km/s 3.657 km/s 0.26 amp=0.09141497
Local Maxima 3 29 km 1.71 6.436 km/s 3.775 km/s 0.24 amp=0.07539612
Local Maxima 4 62 km 2.10 6.436 km/s 3.068 km/s 0.35 amp=0.07187556
Predicted Arrivals for vertical incidence
(zero ray parameter)
Ps5.69 SECOND
PpPs24.64 SECOND
PsPs/PpSs30.33 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
92.7884 66.4 deg 94.431 deg North Of Ascension Island 2016/08/29 04:29:57 GMT (-0.0, -17.8) 10 km 7.1 MWW, 7.1 MWC, 7.4 MI
90.93385 42.9 deg 164.78 deg Near Coast Of Central Chile 2015/09/16 22:54:31 GMT (-31.6, -71.8) 12 km 8.3 MWW, 7.9 MI
88.18799 78.1 deg 152.649 deg South Georgia Island Region 2016/08/19 07:32:22 GMT (-55.3, -31.9) 10 km 7.4 MO
85.37748 42.3 deg 164.224 deg Near Coast Of Central Chile 2015/11/07 07:31:42 GMT (-30.9, -71.5) 36 km 6.8 MWP, 6.8 MI
85.21728 42.3 deg 163.992 deg Near Coast Of Central Chile 2015/09/26 02:51:18 GMT (-30.8, -71.4) 38 km 6.2 MO
84.524574 41.0 deg 164.362 deg Off Coast Of Central Chile 2015/09/19 05:06:47 GMT (-29.7, -72.1) 10 km 5.8 MWR
83.56152 80.9 deg 151.685 deg South Sandwich Islands Region 2016/05/28 09:46:59 GMT (-56.2, -26.9) 73 km 7.2 MWW, 7.3 MI
83.33465 43.1 deg 164.712 deg Near Coast Of Central Chile 2015/09/21 17:39:58 GMT (-31.7, -71.6) 25 km 6.5 MB, 6.5 MI, 6.6 MWW
82.05481 42.5 deg 164.399 deg Near Coast Of Central Chile 2015/09/19 09:07:08 GMT (-31.1, -71.6) 23 km 6.1 MWP

Losers

(26 events)
Radial Match Distance Baz FERegion Time Lat/Lon Depth Magnitude Reason
97.02438 42.9 deg 164.971 deg Near Coast Of Central Chile 2015/09/16 23:16:05 GMT (-31.6, -71.9) 10 km 6.2 MB
83.085594 92.0 deg 326.046 deg Komandorskiye Ostrova Region 2016/09/05 22:54:04 GMT (54.3, 168.6) 10 km 5.7 MB
79.28138 55.6 deg 326.114 deg Vancouver Island, Canada Region 2015/09/24 13:48:58 GMT (50.7, -130.2) 10 km 5.5 MB, 5.6 MI
78.70716 43.8 deg 155.426 deg Santiago Del Estero Prov., Arg. 2015/11/13 06:04:15 GMT (-29.9, -64.5) 11 km 5.8 MWP
76.628525 80.5 deg 151.301 deg South Sandwich Islands Region 2016/04/19 05:25:39 GMT (-55.6, -27.2) 11 km 5.9 MB
75.95804 43.0 deg 164.071 deg Near Coast Of Central Chile 2015/09/22 07:12:59 GMT (-31.5, -71.2) 54 km 6.1 MWB
74.76168 36.9 deg 159.769 deg Near Coast Of Northern Chile 2015/11/27 21:00:22 GMT (-24.8, -70.6) 35 km 6.2 MWW, 6.2 MWB
73.7063 97.5 deg 328.171 deg Kamchatka Peninsula, Russia 2016/01/30 03:25:10 GMT (54.0, 158.5) 161 km 7.2 MWW, 7.0 MI, 7.2 MWB
73.18193 80.6 deg 151.921 deg South Sandwich Islands Region 2016/02/18 01:07:14 GMT (-56.2, -27.6) 119 km 5.8 MB
72.24085 68.8 deg 169.686 deg Drake Passage 2015/10/20 20:33:12 GMT (-57.4, -65.9) 8.9 km 5.6 MB, 5.5 MWC, 5.5 MWB
70.07672 82.5 deg 154.574 deg South Sandwich Islands Region 2016/09/22 16:07:27 GMT (-59.5, -27.4) 10 km 5.6 MB
69.91691 35.9 deg 145.66 deg Southern Bolivia 2016/01/14 03:25:28 GMT (-19.8, -63.3) 582 km 6.1 MWW, 6.1 MWB
68.115295 82.6 deg 154.372 deg South Sandwich Islands Region 2016/04/24 08:38:00 GMT (-59.3, -27.0) 10 km 5.5 MB
67.78954 36.3 deg 155.288 deg Northern Chile 2015/11/01 15:16:14 GMT (-23.2, -68.2) 80 km 5.8 MB
67.71251 42.1 deg 164.272 deg Near Coast Of Central Chile 2016/01/08 01:12:00 GMT (-30.7, -71.7) 31 km 5.6 MWR
67.325554 42.5 deg 164.831 deg Near Coast Of Central Chile 2015/09/17 04:02:10 GMT (-31.2, -71.9) 16 km 5.7 mwr
66.43097 31.1 deg 233.209 deg Central East Pacific Rise 2015/11/11 06:26:33 GMT (-9.1, -108.6) 10 km 5.6 mwb
66.17625 42.0 deg 164.385 deg Near Coast Of Central Chile 2015/11/21 23:05:29 GMT (-30.6, -71.8) 24 km 5.5 MB
65.653885 38.3 deg 150.771 deg Jujuy Province, Argentina 2015/11/29 18:52:49 GMT (-23.5, -64.6) 9.6 km 5.9 MWP
65.38131 30.7 deg 233.044 deg Central East Pacific Rise 2016/05/05 11:01:46 GMT (-8.9, -108.2) 10 km 5.6 mwb
61.66048 80.6 deg 151.974 deg South Sandwich Islands Region 2015/09/30 16:06:52 GMT (-56.2, -27.7) 106 km 5.7 MB
52.214355 95.1 deg 249.652 deg Tonga Islands 2016/02/15 15:02:33 GMT (-21.0, -175.5) 10 km 5.7 MB
50.30246 92.3 deg 255.182 deg Tonga Islands 2016/07/23 20:09:19 GMT (-15.1, -173.6) 10 km 5.7 MB
41.50879 45.4 deg 164.268 deg Chile-Argentina Border Region 2016/04/14 09:38:44 GMT (-33.9, -70.4) 112 km 5.5 MB
39.659515 38.7 deg 159.725 deg Northern Chile 2016/04/16 06:05:22 GMT (-26.5, -69.9) 59 km 5.3 Mww
35.82411 95.2 deg 255.813 deg Fiji Islands Region 2015/12/01 17:08:25 GMT (-14.9, -176.6) 10 km 5.6 MB