Station ET S1NC - Sparta, NC aftershock station S1NC

Network: ET - CERI Southern Appalachian seismic Network

Nearby stations (2 deg radius)

Station Name (Lat, Lon) Start / End Elevation
S1NC Sparta, NC aftershock station S1NC (36.48, -81.09) 2020-08-10 / 2499-01-01 874 m
Crust2 Type:P1,orogen/46km, Urals, Tethian Orogen, 2 km seds.
Thickness Estimate:33 km
Thickness StdDev:12 km
Vp/Vs Estimate:2.09
Vp/Vs StdDev:0.23
Vs Estimate:2.95 km/s
Poisson's Ratio:0.35
Peak Value:0.02
Assumed Vp:6.159 km/s
Ps Weight:0.33333334
PpPs Weight:0.33333334
PsPs Weight:0.33333328
Residual Complexity:0.765
Nearby stations H: +-
(2.0 deg) Vp/Vs: +-

2 with match > 90% ( 7.6923075 %) and 9 with match > 80% ( 34.615383 %) out of 26.

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Azimuth Distribution of Events:

Prior Results for this Station

Study Thickness Vp/Vs Vp Vs Poissons Ratio Extra
EARS 33 km 2.09 6.159 km/s 2.95 km/s 0.35
Crust2.0 46 km 1.76 6.159 km/s 3.507 km/s 0.26 P1,orogen/46km, Urals, Tethian Orogen, 2 km seds.
Global Maxima 33 km 2.09 6.159 km/s 2.95 km/s 0.35 amp=0.016371675
Local Maxima 1 59 km 1.62 6.159 km/s 3.813 km/s 0.19 amp=0.012431823
Local Maxima 2 45 km 1.77 6.159 km/s 3.47 km/s 0.27 amp=0.009011437
Local Maxima 3 41 km 1.69 6.159 km/s 3.644 km/s 0.23 amp=0.007877966
Local Maxima 4 28 km 1.95 6.159 km/s 3.162 km/s 0.32 amp=0.00667304
Predicted Arrivals for vertical incidence
(zero ray parameter)
Ps5.78 SECOND
PpPs16.42 SECOND
PsPs/PpSs22.20 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
97.95872 54.9 deg 315.903 deg South Of Alaska 2020/10/19 20:54:40 GMT (54.7, -159.6) 41 km 7.4 Mi
93.49327 49.1 deg 114.683 deg Central Mid-Atlantic Ridge 2020/09/06 06:51:19 GMT (7.7, -37.2) 10 km 6.7 Mww
89.60443 58.5 deg 167.746 deg Northern Chile 2020/09/11 07:35:57 GMT (-21.4, -69.9) 51 km 6.3 Mww
87.33188 75.0 deg 329.842 deg Kamchatka Peninsula, Russia 2020/09/15 03:41:28 GMT (55.9, 158.5) 344 km 6.4 Mww
87.13038 61.3 deg 112.265 deg Central Mid-Atlantic Ridge 2020/09/18 21:43:59 GMT (1.0, -26.8) 10 km 6.9 Mww
86.64126 67.1 deg 171.058 deg Near Coast Of Central Chile 2020/09/06 01:16:58 GMT (-30.3, -71.6) 31 km 6.3 Mww
85.356415 59.2 deg 114.568 deg Central Mid-Atlantic Ridge 2020/08/30 21:20:28 GMT (0.9, -29.7) 10 km 6.5 mww
82.24176 80.4 deg 49.758 deg Dodecanese Islands, Greece 2020/10/30 11:51:27 GMT (37.9, 26.8) 21 km 7.0 mww
80.961975 64.7 deg 170.509 deg Near Coast Of Northern Chile 2020/09/01 21:09:17 GMT (-27.9, -71.4) 14 km 6.5 mww

Losers

(17 events)
Radial Match Distance Baz FERegion Time Lat/Lon Depth Magnitude Reason
69.0945 62.4 deg 169.702 deg Near Coast Of Northern Chile 2020/10/21 09:13:05 GMT (-25.5, -71.0) 9.4 km 5.7 Mww
67.49702 65.8 deg 211.647 deg Easter Island Region 2020/08/15 06:40:38 GMT (-22.7, -112.3) 10 km 5.7 mww
67.41145 40.3 deg 179.584 deg Peru-Ecuador Border Region 2020/08/25 05:18:12 GMT (-4.0, -80.8) 33 km 5.5 Mww
65.418335 95.1 deg 327.401 deg Near East Coast Of Honshu, Japan 2020/09/12 02:44:10 GMT (38.8, 142.2) 32 km 6.1 mww
64.72339 64.8 deg 170.46 deg Near Coast Of Northern Chile 2020/09/01 05:29:38 GMT (-28.0, -71.3) 16 km 5.5 Mww
62.523067 57.6 deg 315.313 deg Unimak Island Region, Alaska 2020/08/13 06:39:58 GMT (53.4, -163.7) 10 km 5.7 mww
60.926785 74.0 deg 193.408 deg West Chile Rise 2020/10/23 01:46:17 GMT (-36.4, -97.1) 10 km 6.0 mww
60.894604 66.1 deg 170.568 deg Near Coast Of Central Chile 2020/10/28 14:53:10 GMT (-29.3, -71.2) 44 km 5.8 Mww
59.979294 63.1 deg 317.599 deg Andreanof Islands, Aleutian Is. 2020/10/28 04:13:41 GMT (53.2, -173.4) 233 km 5.5 mww
59.971584 55.0 deg 315.494 deg South Of Alaska 2020/10/20 04:07:06 GMT (54.3, -159.7) 6.1 km 5.6 mww
55.69552 77.2 deg 108.855 deg Ascension Island Region 2020/08/22 08:38:04 GMT (-7.1, -12.7) 10 km 5.9 Mww
54.992317 55.0 deg 316.162 deg South Of Alaska 2020/10/06 05:54:50 GMT (54.8, -159.9) 30 km 5.6 ml
53.899963 64.7 deg 170.585 deg Near Coast Of Northern Chile 2020/09/01 10:31:50 GMT (-27.9, -71.5) 12 km 5.7 Mww
48.64894 40.2 deg 181.161 deg Near Coast Of Northern Peru 2020/10/18 06:58:29 GMT (-3.9, -81.8) 10 km 5.5 Mww
41.552296 67.3 deg 210.463 deg Easter Island Region 2020/09/07 17:40:44 GMT (-24.5, -112.0) 10 km 5.6 Mww
28.115688 62.7 deg 314.785 deg Fox Islands, Aleutian Islands 2020/08/16 20:05:48 GMT (51.1, -171.1) 10 km 5.7 Mww
26.554356 62.5 deg 315.408 deg Fox Islands, Aleutian Islands 2020/08/16 20:05:57 GMT (51.7, -171.2) 43 km 5.7 Mi