Station US HRV - Harvard--Oak Ridge, Massachusetts, USA

Network: US - United States National Seismic Network

Nearby stations (2 deg radius)

Station Name (Lat, Lon) Start / End Elevation
HRV Harvard--Oak Ridge, Massachusetts, USA (42.51, -71.56) 1992-02-04 / 2499-01-01 180 m
Crust2 Type:Q2,orogen/39km no ice, Appalachians, North Andes, 0.5 km seds.
Thickness Estimate:31 km
Thickness StdDev:2.5 km
Vp/Vs Estimate:1.65
Vp/Vs StdDev:0.04
Vs Estimate:3.89 km/s
Poisson's Ratio:0.21
Peak Value:0.02
Assumed Vp:6.419 km/s
Ps Weight:0.33333334
PpPs Weight:0.33333334
PsPs Weight:0.33333328
Residual Complexity:0.270
Nearby stations H:31 km +- 0.0 km
(2.0 deg) Vp/Vs:1.66 +- 0.02

10 with match > 90% ( 71.42857 %) and 14 with match > 80% ( 100.0 %) out of 14.

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Azimuth Distribution of Events:

Prior Results for this Station

Study Thickness Vp/Vs Vp Vs Poissons Ratio Extra
EARS 31 km 1.65 6.419 km/s 3.89 km/s 0.21
Crust2.0 39 km 1.75 6.419 km/s 3.659 km/s 0.26 Q2,orogen/39km no ice, Appalachians, North Andes, 0.5 km seds.
MOMA 29 km 1.80 6.6 km/s 3.667 km/s 0.28
MOMA 30 km 1.73 6.5 km/s 3.757 km/s 0.25
Zandt Ammon 28 km 1.73 6.0 km/s 3.468 km/s 0.25
Zandt Ammon 29 km 1.73 6.25 km/s 3.613 km/s 0.25
Zandt Ammon 30 km 1.72 6.5 km/s 3.779 km/s 0.24
Zandt Ammon 31 km 1.71 6.75 km/s 3.947 km/s 0.24
Global Maxima 31 km 1.65 6.419 km/s 3.89 km/s 0.21 amp=0.021802058
Local Maxima 1 29 km 1.78 6.419 km/s 3.601 km/s 0.27 amp=0.0076137967
Local Maxima 2 33 km 1.60 6.419 km/s 4.012 km/s 0.18 amp=0.005865824
Local Maxima 3 31 km 1.62 6.419 km/s 3.969 km/s 0.19 amp=0.0040961443
Local Maxima 4 66 km 1.87 6.419 km/s 3.437 km/s 0.30 amp=0.0017101864
Predicted Arrivals for vertical incidence
(zero ray parameter)
Ps3.16 SECOND
PpPs12.90 SECOND
PsPs/PpSs16.07 SECOND

Events Processed for this Station

Download zip of receiver functions as SAC

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Plot maxima for each earthquake.

Events Used in the Stack

(14 events)
Radial Match Distance Baz FERegion Time Lat/Lon Depth Magnitude
98.45809 72.8 deg 180.071 deg Near Coast Of Central Chile 2003/06/20 13:30:41 GMT (-30.6, -71.6) 33 km 6.4 MB, 6.8 MS, 6.8 MW, 6.7 MW
98.40827 90.2 deg 334.294 deg Hokkaido, Japan Region 2003/09/25 19:50:06 GMT (41.8, 143.9) 27 km 6.9 MB, 8.1 MS, 8.3 MW, 8.1 MW
96.72588 49.9 deg 180.212 deg Western Brazil 2003/06/20 06:19:38 GMT (-7.6, -71.7) 558 km 6.4 MB, 7.1 MW, 7.0 MW
95.28108 69.3 deg 321.534 deg Rat Islands, Aleutian Islands 2003/06/23 12:12:34 GMT (51.4, 176.8) 20 km 6.3 MB, 7.0 MS, 6.9 MW, 6.8 MW
95.15178 86.6 deg 339.504 deg Primor'ye, Russia 2003/07/27 06:25:31 GMT (47.2, 139.2) 470 km 6.3 MB, 6.8 MW, 6.8 MW
94.54837 73.0 deg 332.223 deg Kamchatka Peninsula, Russia 2003/06/16 22:08:02 GMT (55.5, 160.0) 175 km 6.3 MB, 6.9 MW, 6.9 MW
92.15356 36.3 deg 239.423 deg Near Coast Of Jalisco, Mexico 2003/01/22 02:06:34 GMT (18.8, -104.1) 24 km 6.5 MB, 7.6 MS, 7.6 MW, 7.4 MW
91.81069 35.5 deg 234.562 deg Near Coast Of Guerrero, Mexico 2004/01/01 23:31:50 GMT (17.5, -101.3) 29 km 5.6 MB, 5.7 MS, 6.0 MW, 6.0 MW
90.71581 38.1 deg 239.67 deg Off Coast Of Jalisco, Mexico 2003/05/19 16:27:10 GMT (17.5, -105.5) 10 km 5.6 MB, 5.8 MS, 6.2 MW, 6.1 MW
90.62238 38.6 deg 276.827 deg Central California 2003/12/22 19:15:56 GMT (35.7, -121.1) 7.6 km 6.1 MB, 6.4 MS, 6.5 MW, 6.4 MW
87.878525 35.4 deg 199.504 deg Panama-Costa Rica Border Region 2003/12/25 07:11:11 GMT (8.4, -82.8) 33 km 6.0 MB, 6.4 MS, 6.5 MW, 6.5 MW
85.2056 93.6 deg 334.686 deg Near East Coast Of Honshu, Japan 2003/05/26 09:24:33 GMT (38.8, 141.6) 68 km 6.7 MB, 7.0 MW, 7.0 MW
81.90824 68.8 deg 320.861 deg Rat Islands, Aleutian Islands 2003/03/17 16:36:17 GMT (51.3, 178.0) 33 km 5.9 MB, 6.7 MS, 7.0 MW, 7.0 MW
81.43692 80.3 deg 330.837 deg Kuril Islands 2003/04/24 10:56:21 GMT (48.8, 155.0) 44 km 5.6 MB, 5.7 MS, 6.1 MW, 6.0 MW

Losers

(0 events)
Radial Match Distance Baz FERegion Time Lat/Lon Depth Magnitude Reason