Station CT FERN - Fern Peak, California

Network: CT - California Transect Network

Nearby stations (2 deg radius)

Station Name (Lat, Lon) Start / End Elevation
FERN Fern Peak, California (37.15, -121.81) 1995-02-15 / 2499-01-01 518 m
Crust2 Type:T4,Margin /shield transition, East Siberia, 2 km seds.
Thickness Estimate:25 km
Thickness StdDev:8.6 km
Vp/Vs Estimate:1.61
Vp/Vs StdDev:0.06
Vs Estimate:3.982 km/s
Poisson's Ratio:0.18
Peak Value:0.02
Assumed Vp:6.391 km/s
Ps Weight:0.33333334
PpPs Weight:0.33333334
PsPs Weight:0.33333328
Residual Complexity:0.691
Nearby stations H: +-
(2.0 deg) Vp/Vs: +-

15 with match > 90% ( 34.090908 %) and 20 with match > 80% ( 45.454544 %) out of 44.

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Azimuth Distribution of Events:

Prior Results for this Station

Study Thickness Vp/Vs Vp Vs Poissons Ratio Extra
EARS 25 km 1.61 6.391 km/s 3.982 km/s 0.18
Crust2.0 32 km 1.79 6.391 km/s 3.572 km/s 0.27 T4,Margin /shield transition, East Siberia, 2 km seds.
Global Maxima 25 km 1.61 6.391 km/s 3.982 km/s 0.18 amp=0.022986148
Local Maxima 1 34 km 1.75 6.391 km/s 3.652 km/s 0.26 amp=0.007641446
Local Maxima 2 54 km 2.10 6.391 km/s 3.047 km/s 0.35 amp=0.007286869
Local Maxima 3 54 km 1.66 6.391 km/s 3.85 km/s 0.22 amp=0.0056748763
Local Maxima 4 25 km 2.00 6.391 km/s 3.191 km/s 0.33 amp=0.0055861208
Predicted Arrivals for vertical incidence
(zero ray parameter)
Ps2.39 SECOND
PpPs10.29 SECOND
PsPs/PpSs12.68 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

(20 events)
Radial Match Distance Baz FERegion Time Lat/Lon Depth Magnitude
98.33669 71.3 deg 233.213 deg Tonga Islands 1995/04/07 22:06:58 GMT (-15.2, -173.6) 31 km 6.7 MB, 8.0 MS, 7.5 UNKNOWN, 7.1 MD
97.802124 77.3 deg 132.503 deg Near Coast Of Northern Chile 1995/07/30 05:11:23 GMT (-23.4, -70.3) 47 km 6.6 MB, 7.3 MS, 7.2 UNKNOWN, 8.1 MW
97.33022 88.7 deg 261.769 deg Solomon Islands 1995/08/16 10:27:26 GMT (-5.8, 154.2) 16 km 6.4 MB, 7.8 MS, 7.8 UNKNOWN, 7.8 MW
97.16435 87.8 deg 238.943 deg Southeast Of Loyalty Islands 1995/05/16 20:12:45 GMT (-23.0, 169.9) 33 km 6.8 MB, 7.7 MS, 7.7 UNKNOWN, 7.7 MW
97.03469 84.2 deg 226.622 deg Kermadec Islands, New Zealand 1995/07/03 19:50:50 GMT (-29.2, -177.6) 33 km 6.5 MB, 7.2 MS, 7.2 UNKNOWN, 7.2 MW
95.27885 56.9 deg 124.205 deg Peru-Ecuador Border Region 1995/10/03 01:51:24 GMT (-2.8, -77.9) 27 km 6.5 MB, 7.0 MS, 6.9 UNKNOWN, 7.0 MW
94.46532 52.8 deg 115.644 deg Colombia 1995/08/19 21:43:32 GMT (5.1, -75.7) 125 km 6.1 MB, 6.6 UNKNOWN, 6.5 MW
93.54921 76.9 deg 230.572 deg Tonga Islands 1995/07/28 14:29:12 GMT (-21.1, -175.5) 102 km 6.1 MB, 6.5 UNKNOWN, 6.4 MW
93.538795 85.9 deg 241.986 deg Vanuatu Islands 1995/06/29 12:24:03 GMT (-19.5, 169.2) 144 km 6.2 MB, 6.7 UNKNOWN, 6.6 MW
93.32967 58.3 deg 124.225 deg Northern Peru 1995/05/02 06:06:05 GMT (-3.9, -77.0) 103 km 6.5 MB, 6.7 UNKNOWN, 6.6 MW
93.22831 87.3 deg 238.202 deg Southeast Of Loyalty Islands 1995/07/12 15:46:59 GMT (-23.2, 170.8) 33 km 5.9 MB, 6.4 MS, 6.5 UNKNOWN, 6.4 MW
92.57258 85.6 deg 246.5 deg Vanuatu Islands 1995/08/31 17:10:37 GMT (-15.8, 166.4) 33 km 5.9 MB, 6.4 MS, 6.6 UNKNOWN, 6.4 MW
91.868965 88.6 deg 261.764 deg Solomon Islands 1995/08/16 23:10:28 GMT (-5.8, 154.3) 74 km 6.1 MB, 7.2 MS, 7.2 UNKNOWN, 7.2 MW
90.70298 64.5 deg 317.669 deg Sakhalin, Russia 1995/05/27 13:03:55 GMT (52.6, 142.8) 33 km 6.6 MB, 7.6 MS, 7.0 UNKNOWN, 7.0 MW
90.01076 43.1 deg 308.482 deg Rat Islands, Aleutian Islands 1995/04/23 02:55:54 GMT (51.3, 179.7) 16 km 6.1 MB, 6.4 MS, 6.5 UNKNOWN, 6.7 ML
89.43597 87.6 deg 239.1 deg Southeast Of Loyalty Islands 1995/05/22 03:45:04 GMT (-22.8, 169.9) 33 km 5.8 MB, 6.1 MS, 6.4 UNKNOWN, 6.1 MW
87.336075 81.2 deg 286.855 deg Mariana Islands 1995/08/23 07:06:02 GMT (18.9, 145.2) 596 km 6.3 MB, 6.3 UNKNOWN, 7.0 MW
83.06525 33.1 deg 313.4 deg Unimak Island Region, Alaska 1995/07/08 17:15:28 GMT (53.6, -163.5) 33 km 5.8 MB, 5.7 MS, 5.5 UNKNOWN, 6.0 MW
81.934906 55.4 deg 312.885 deg Off East Coast Of Kamchatka 1995/04/01 05:50:20 GMT (52.3, 159.1) 47 km 5.9 MB, 5.6 MS, 5.3 UNKNOWN, 6.0 MW
80.27503 39.5 deg 106.376 deg Caribbean Sea 1995/06/27 10:09:58 GMT (18.8, -81.7) 10 km 5.7 MB, 5.6 MS, 6.2 UNKNOWN, 6.1 MW

Losers

(24 events)
Radial Match Distance Baz FERegion Time Lat/Lon Depth Magnitude Reason
83.483894 94.2 deg 265.876 deg Eastern New Guinea Reg., P.N.G. 1995/04/25 06:15:02 GMT (-5.9, 147.3) 33 km 5.6 MB, 5.7 MS, 6.1 UNKNOWN, 6.1 MW
79.7323 78.1 deg 303.503 deg Near S. Coast Of Honshu, Japan 1995/07/07 21:15:18 GMT (33.9, 137.1) 324 km 5.8 MB, 6.0 UNKNOWN, 6.0 MW
79.71761 59.4 deg 310.212 deg Kuril Islands 1995/06/29 07:45:09 GMT (48.8, 154.5) 62 km 5.9 MB, 6.0 UNKNOWN, 6.0 MW
77.38811 56.9 deg 124.249 deg Peru-Ecuador Border Region 1995/10/03 12:45:00 GMT (-2.8, -77.9) 33 km 6.0 MB, 6.1 MS, 5.9 UNKNOWN, 6.4 MW
77.246826 62.6 deg 308.228 deg Kuril Islands 1995/04/17 23:28:08 GMT (45.9, 151.3) 34 km 6.1 MB, 6.3 MS, 6.2 UNKNOWN, 6.8 MW
76.70741 76.9 deg 307.969 deg Sea Of Japan 1995/03/31 14:01:40 GMT (38.2, 135.1) 365 km 6.0 MB, 6.2 UNKNOWN, 6.3 MW
76.273636 33.0 deg 124.729 deg Off Coast Of Chiapas, Mexico 1995/09/06 22:48:52 GMT (15.0, -94.3) 33 km 5.8 MB, 5.5 MS
73.72331 65.5 deg 307.573 deg Kuril Islands 1995/04/28 16:30:00 GMT (44.1, 148.1) 29 km 6.6 MB, 6.9 MS, 7.0 UNKNOWN, 6.8 MW
72.487785 70.7 deg 305.401 deg Off East Coast Of Honshu, Japan 1995/07/08 05:42:56 GMT (39.6, 143.4) 40 km 5.7 MB, 5.5 MS, 5.2 UNKNOWN, 6.0 MW
71.84467 76.4 deg 231.617 deg Tonga Islands 1995/10/06 11:39:36 GMT (-20.0, -175.9) 209 km 5.7 MB, 6.4 UNKNOWN, 6.3 MW
70.14921 87.8 deg 263.377 deg New Ireland Region, P.N.G. 1995/06/24 06:58:06 GMT (-4.0, 153.9) 386 km 6.2 MB, 6.8 UNKNOWN
69.05405 81.3 deg 287.039 deg Mariana Islands 1995/08/24 01:55:34 GMT (18.9, 145.0) 589 km 5.9 MB, 6.2 UNKNOWN, 6.2 MW
66.1693 86.0 deg 253.619 deg Solomon Islands 1995/05/01 18:29:41 GMT (-10.6, 161.4) 94 km 5.5 MB, 6.0 UNKNOWN, 5.8 MW
64.02056 81.5 deg 228.979 deg South Of Fiji Islands 1995/10/14 08:00:41 GMT (-25.6, -177.5) 70 km 5.9 MB, 6.2 UNKNOWN, 6.2 MW
62.910053 79.6 deg 298.777 deg Southeast Of Honshu, Japan 1995/10/01 17:06:03 GMT (29.3, 139.0) 427 km 5.5 MB, 5.8 UNKNOWN, 6.1 MW
62.710903 81.3 deg 286.97 deg Mariana Islands 1995/08/24 07:54:41 GMT (18.9, 145.0) 598 km 5.3 MB, 6.1 UNKNOWN
60.536064 79.4 deg 299.981 deg Southeast Of Honshu, Japan 1995/07/29 16:18:44 GMT (30.4, 138.3) 436 km 5.5 MB, 5.6 UNKNOWN
60.28436 82.7 deg 250.333 deg Santa Cruz Islands 1995/03/25 22:44:28 GMT (-11.1, 166.1) 77 km 5.9 MB, 5.9 UNKNOWN, 6.3 MW
57.97645 90.2 deg 266.087 deg New Ireland Region, P.N.G. 1995/06/25 02:10:41 GMT (-3.3, 150.4) 45 km 5.5 MB, 6.3 MS, 6.2 UNKNOWN, 6.2 MW
56.720615 95.0 deg 190.83 deg Pacific-Antarctic Ridge 1995/08/23 13:14:42 GMT (-56.8, -141.7) 10 km 5.9 MB, 5.6 MS, 5.5 UNKNOWN, 6.2 MW
55.464012 76.6 deg 129.95 deg Chile-Bolivia Border Region 1995/09/19 03:31:53 GMT (-21.2, -68.7) 110 km 5.7 MB, 5.7 UNKNOWN, 5.6 MW
42.643913 75.5 deg 129.643 deg Northern Chile 1995/09/09 20:58:40 GMT (-20.2, -69.3) 79 km 5.5 MB, 4.9 MS, 5.9 UNKNOWN, 5.8 MW
41.924232 65.5 deg 310.892 deg Sea Of Okhotsk 1995/02/18 13:29:06 GMT (46.7, 145.9) 355 km 5.6 MB, 5.7 UNKNOWN, 5.5 MW
41.877182 81.4 deg 290.681 deg Mariana Islands Region 1995/04/08 17:45:18 GMT (21.8, 142.6) 319 km 6.3 MB