Station ET S2NC - Sparta, NC aftershock station S2NC

Network: ET - CERI Southern Appalachian seismic Network

Nearby stations (2 deg radius)

Station Name (Lat, Lon) Start / End Elevation
S2NC Sparta, NC aftershock station S2NC (36.46, -81.15) 2020-08-10 / 2499-01-01 934 m
Crust2 Type:P1,orogen/46km, Urals, Tethian Orogen, 2 km seds.
Thickness Estimate:45 km
Thickness StdDev:8.3 km
Vp/Vs Estimate:1.60
Vp/Vs StdDev:0.17
Vs Estimate:3.849 km/s
Poisson's Ratio:0.18
Peak Value:0.02
Assumed Vp:6.159 km/s
Ps Weight:0.33333334
PpPs Weight:0.33333334
PsPs Weight:0.33333328
Residual Complexity:0.810
Nearby stations H: +-
(2.0 deg) Vp/Vs: +-

2 with match > 90% ( 10.0 %) and 8 with match > 80% ( 40.0 %) out of 20.

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 45 km 1.60 6.159 km/s 3.849 km/s 0.18
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 45 km 1.60 6.159 km/s 3.849 km/s 0.18 amp=0.015978083
Local Maxima 1 46 km 1.77 6.159 km/s 3.484 km/s 0.26 amp=0.0136659285
Local Maxima 2 25 km 1.99 6.159 km/s 3.103 km/s 0.33 amp=0.008124292
Local Maxima 3 34 km 2.07 6.159 km/s 2.982 km/s 0.35 amp=0.006920816
Local Maxima 4 27 km 2.02 6.159 km/s 3.049 km/s 0.34 amp=0.0066563063
Predicted Arrivals for vertical incidence
(zero ray parameter)
Ps4.41 SECOND
PpPs19.10 SECOND
PsPs/PpSs23.51 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

(8 events)
Radial Match Distance Baz FERegion Time Lat/Lon Depth Magnitude
97.53897 54.9 deg 315.901 deg South Of Alaska 2020/10/19 20:54:40 GMT (54.7, -159.6) 41 km 7.4 Mi
93.45121 49.1 deg 114.626 deg Central Mid-Atlantic Ridge 2020/09/06 06:51:19 GMT (7.7, -37.2) 10 km 6.7 Mww
89.81607 61.3 deg 112.219 deg Central Mid-Atlantic Ridge 2020/09/18 21:43:59 GMT (1.0, -26.8) 10 km 6.9 Mww
89.63466 58.5 deg 167.689 deg Northern Chile 2020/09/11 07:35:57 GMT (-21.4, -69.9) 51 km 6.3 Mww
85.236534 75.0 deg 329.823 deg Kamchatka Peninsula, Russia 2020/09/15 03:41:28 GMT (55.9, 158.5) 344 km 6.4 Mww
85.13253 67.1 deg 171.009 deg Near Coast Of Central Chile 2020/09/06 01:16:58 GMT (-30.3, -71.6) 31 km 6.3 Mww
84.875626 64.7 deg 170.458 deg Near Coast Of Northern Chile 2020/09/01 21:09:17 GMT (-27.9, -71.4) 14 km 6.5 mww
83.45782 59.2 deg 114.519 deg Central Mid-Atlantic Ridge 2020/08/30 21:20:28 GMT (0.9, -29.7) 10 km 6.5 mww

Losers

(12 events)
Radial Match Distance Baz FERegion Time Lat/Lon Depth Magnitude Reason
73.05287 57.5 deg 315.308 deg Unimak Island Region, Alaska 2020/08/13 06:39:58 GMT (53.4, -163.7) 10 km 5.7 mww
69.198524 65.8 deg 211.604 deg Easter Island Region 2020/08/15 06:40:38 GMT (-22.7, -112.3) 10 km 5.7 mww
67.03863 81.5 deg 51.831 deg Crete, Greece 2020/10/12 04:11:27 GMT (35.6, 26.2) 10 km 5.2 Mww
65.05655 55.0 deg 316.16 deg South Of Alaska 2020/10/06 05:54:50 GMT (54.8, -159.9) 30 km 5.6 ml
61.072872 63.0 deg 317.59 deg Andreanof Islands, Aleutian Is. 2020/10/28 04:13:41 GMT (53.2, -173.4) 233 km 5.5 mww
60.30005 62.4 deg 169.649 deg Near Coast Of Northern Chile 2020/10/21 09:13:05 GMT (-25.5, -71.0) 9.4 km 5.7 Mww
59.79299 61.5 deg 315.243 deg Fox Islands, Aleutian Islands 2020/09/27 04:12:17 GMT (51.9, -169.8) 14 km 5.6 mww
59.394802 40.2 deg 181.082 deg Near Coast Of Northern Peru 2020/10/18 06:58:29 GMT (-3.9, -81.8) 10 km 5.5 Mww
53.002617 55.0 deg 315.491 deg South Of Alaska 2020/10/20 04:07:06 GMT (54.3, -159.7) 6.1 km 5.6 mww
45.57781 81.4 deg 52.778 deg Crete, Greece 2020/09/18 16:28:17 GMT (35.0, 25.3) 44 km 5.9 Mww
45.087616 67.3 deg 210.421 deg Easter Island Region 2020/09/07 17:40:44 GMT (-24.5, -112.0) 10 km 5.6 Mww
36.3751 56.3 deg 167.73 deg Near Coast Of Northern Chile 2020/08/16 03:18:49 GMT (-19.3, -70.4) 64 km 5.1 Mww