Station XI CHEF - YIRGA CHEFE

Network: XI00 - Ethiopia/Kenya Broadband Seismic Experiment

Nearby stations (2 deg radius)

Station Name (Lat, Lon) Start / End Elevation
CHEF YIRGA CHEFE (6.16, 38.21) 2001-03-05 / 2002-12-31 1701 m
Crust2 Type:G9,thin custal Archean 0.1 km seds., South American
Thickness Estimate:29 km
Thickness StdDev:2.8 km
Vp/Vs Estimate:2.04
Vp/Vs StdDev:0.12
Vs Estimate:3.176 km/s
Poisson's Ratio:0.34
Peak Value:0.03
Assumed Vp:6.464 km/s
Ps Weight:0.33333334
PpPs Weight:0.33333334
PsPs Weight:0.33333328
Residual Complexity:0.605
Nearby stations H: +-
(2.0 deg) Vp/Vs: +-

3 with match > 90% ( 33.333332 %) and 9 with match > 80% ( 100.0 %) out of 9.

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 29 km 2.04 6.464 km/s 3.176 km/s 0.34
Crust2.0 31 km 1.76 6.464 km/s 3.663 km/s 0.26 G9,thin custal Archean 0.1 km seds., South American
Global Maxima 29 km 2.04 6.464 km/s 3.176 km/s 0.34 amp=0.02582306
Local Maxima 1 42 km 1.60 6.464 km/s 4.04 km/s 0.18 amp=0.0145916585
Local Maxima 2 38 km 1.60 6.464 km/s 4.04 km/s 0.18 amp=0.013416826
Local Maxima 3 38 km 1.77 6.464 km/s 3.657 km/s 0.26 amp=0.012735238
Local Maxima 4 32 km 1.77 6.464 km/s 3.641 km/s 0.27 amp=0.01037992
Predicted Arrivals for vertical incidence
(zero ray parameter)
Ps4.68 SECOND
PpPs13.73 SECOND
PsPs/PpSs18.42 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
94.173645 31.4 deg 341.699 deg Crete, Greece 2002/01/22 04:53:52 GMT (35.8, 26.6) 88 km 6.2 MB, 6.3 MW, 6.2 MW
91.8769 90.2 deg 55.855 deg Western Honshu, Japan 2001/03/24 06:27:53 GMT (34.1, 132.5) 50 km 6.4 MB, 6.5 MS, 6.8 MW, 6.4 ME
91.43234 90.2 deg 94.0 deg Banda Sea 2001/03/19 05:52:15 GMT (-4.0, 128.0) 33 km 6.0 MB, 6.5 MS, 6.5 MW, 6.5 MW
89.46032 42.2 deg 39.806 deg Hindu Kush Region, Afghanistan 2002/03/03 12:08:19 GMT (36.5, 70.5) 226 km 6.6 MB, 7.4 MW, 7.3 MW
89.4333 42.2 deg 39.859 deg Hindu Kush Region, Afghanistan 2002/03/03 12:08:07 GMT (36.4, 70.4) 209 km 6.3 MB
88.00064 55.4 deg 83.76 deg Nicobar Islands, India Region 2001/03/15 01:22:43 GMT (8.7, 94.0) 33 km 5.6 MB, 5.9 MS, 6.0 MW, 6.0 MW
85.64272 52.9 deg 51.148 deg Xizang 2001/03/05 15:50:06 GMT (34.4, 86.9) 33 km 5.4 MB, 5.8 MS, 5.9 MW, 5.7 MW
85.3126 83.7 deg 90.228 deg Minahassa Peninsula, Sulawesi 2001/03/14 18:56:18 GMT (0.5, 121.9) 109 km 5.9 MB, 6.0 MW, 5.9 MW
84.052605 52.6 deg 256.641 deg Ascension Island Region 2001/03/07 18:10:58 GMT (-6.8, -12.9) 10 km 5.3 MB, 5.6 MS, 6.0 MW, 6.0 MW

Losers

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