Station XT NDH - XT.NDH

Network: XT97 - Colorado BB Array - Lodore

Nearby stations (2 deg radius)

Station Name (Lat, Lon) Start / End Elevation
NDH XT.NDH (40.37, -108.14) 1997-08-01 / 1998-07-15 1957 m
Crust2 Type:Q4,orogen/43km no ice, Tethian Belt, 5 km seds.
Thickness Estimate:62 km
Thickness StdDev:14 km
Vp/Vs Estimate:1.70
Vp/Vs StdDev:0.16
Vs Estimate:3.646 km/s
Poisson's Ratio:0.24
Peak Value:0.01
Assumed Vp:6.207 km/s
Ps Weight:0.33333334
PpPs Weight:0.33333334
PsPs Weight:0.33333328
Residual Complexity:0.769
Nearby stations H: +-
(2.0 deg) Vp/Vs: +-

3 with match > 90% ( 7.6923075 %) and 7 with match > 80% ( 17.948717 %) out of 39.

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 62 km 1.70 6.207 km/s 3.646 km/s 0.24
Crust2.0 43 km 1.76 6.207 km/s 3.535 km/s 0.26 Q4,orogen/43km no ice, Tethian Belt, 5 km seds.
Global Maxima 62 km 1.70 6.207 km/s 3.646 km/s 0.24 amp=0.014123489
Local Maxima 1 58 km 1.72 6.207 km/s 3.614 km/s 0.24 amp=0.010028578
Local Maxima 2 25 km 1.92 6.207 km/s 3.233 km/s 0.31 amp=0.008530801
Local Maxima 3 40 km 2.06 6.207 km/s 3.013 km/s 0.35 amp=0.00746681
Local Maxima 4 29 km 1.88 6.207 km/s 3.297 km/s 0.30 amp=0.006175522
Predicted Arrivals for vertical incidence
(zero ray parameter)
Ps6.99 SECOND
PpPs26.89 SECOND
PsPs/PpSs33.87 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

(7 events)
Radial Match Distance Baz FERegion Time Lat/Lon Depth Magnitude
97.87235 89.0 deg 239.745 deg South Of Fiji Islands 1997/10/14 09:53:18 GMT (-22.1, -176.8) 167 km 6.7 MB, 7.7 UNKNOWN, 7.4 ME
96.44859 58.2 deg 317.084 deg Near East Coast Of Kamchatka 1997/12/05 11:26:54 GMT (54.8, 162.0) 33 km 6.3 MB, 7.6 MS, 7.9 UNKNOWN, 7.3 ME
92.00974 53.1 deg 139.378 deg Northern Peru 1997/10/28 06:15:17 GMT (-4.4, -76.7) 112 km 6.6 MB, 6.3 MS, 7.2 UNKNOWN, 6.6 ME
87.84721 30.7 deg 145.265 deg Near Coast Of Guatemala 1998/05/10 06:05:58 GMT (13.7, -90.7) 33 km 5.3 MB, 5.9 MS, 6.3 UNKNOWN, 5.3 MD
83.614265 57.8 deg 316.638 deg Near East Coast Of Kamchatka 1997/12/07 17:56:18 GMT (54.7, 162.9) 33 km 5.6 MB, 6.0 MS, 6.3 UNKNOWN, 6.1 MW
81.51272 91.0 deg 241.428 deg South Of Fiji Islands 1998/05/16 02:22:03 GMT (-22.2, -179.5) 586 km 6.1 MB, 6.8 UNKNOWN
81.18016 44.6 deg 176.535 deg Central East Pacific Rise 1997/08/15 07:37:49 GMT (-4.4, -105.7) 10 km 5.3 MB, 5.8 MS, 6.2 UNKNOWN, 6.1 MW

Losers

(32 events)
Radial Match Distance Baz FERegion Time Lat/Lon Depth Magnitude Reason
91.412735 73.1 deg 143.98 deg Near Coast Of Northern Chile 1998/01/30 12:16:08 GMT (-23.9, -70.2) 42 km 6.3 MB, 6.5 MS, 7.0 UNKNOWN, 6.7 ME
90.77093 78.8 deg 148.25 deg Near Coast Of Central Chile 1997/10/15 01:03:33 GMT (-30.9, -71.2) 58 km 6.8 MB, 6.8 MS, 7.3 UNKNOWN, 7.1 MW
88.26815 85.8 deg 155.135 deg Off Coast Of Southern Chile 1998/04/01 22:42:56 GMT (-40.3, -74.9) 9.0 km 6.2 MB, 6.0 MS, 6.7 UNKNOWN, 6.6 ME
83.93255 78.7 deg 148.422 deg Near Coast Of Central Chile 1998/01/12 10:14:07 GMT (-31.0, -71.4) 35 km 5.8 MB, 6.2 MS, 6.6 UNKNOWN, 6.2 ME
79.83785 57.5 deg 139.115 deg Peru-Brazil Border Region 1998/04/03 22:01:48 GMT (-8.1, -74.2) 165 km 6.1 MB, 5.6 MS, 6.6 UNKNOWN, 6.6 MW
78.71733 60.1 deg 315.673 deg Off East Coast Of Kamchatka 1998/06/01 05:34:03 GMT (52.9, 160.1) 44 km 6.2 MB, 6.3 MS, 6.5 UNKNOWN, 6.4 MW
78.4836 46.6 deg 132.671 deg Colombia 1997/09/02 12:13:22 GMT (3.8, -75.7) 199 km 6.5 MB, 6.8 UNKNOWN, 6.4 ME
77.8059 65.0 deg 137.192 deg Peru-Bolivia Border Region 1997/11/28 22:53:41 GMT (-13.7, -68.8) 586 km 6.4 MB, 6.6 UNKNOWN, 6.6 MW
76.59044 58.8 deg 316.25 deg Off East Coast Of Kamchatka 1997/12/05 11:35:19 GMT (53.9, 161.6) 33 km 5.7 MB
76.098145 50.1 deg 308.282 deg Rat Islands, Aleutian Islands 1997/12/17 04:38:51 GMT (51.2, 178.9) 20 km 5.8 MB, 6.5 MS, 6.7 UNKNOWN, 6.1 ME
73.75133 89.3 deg 38.269 deg Ionian Sea 1997/11/18 13:07:41 GMT (37.6, 20.7) 33 km 5.9 MB, 6.4 MS, 6.7 UNKNOWN, 6.1 ML
72.851234 95.3 deg 239.607 deg South Of Fiji Islands 1997/09/04 04:23:37 GMT (-26.6, 178.3) 625 km 6.3 MB, 6.8 UNKNOWN, 6.5 ME
70.09584 46.5 deg 132.653 deg Colombia 1997/12/11 07:56:28 GMT (3.9, -75.8) 178 km 6.0 MB, 6.4 UNKNOWN, 6.3 MW
68.61551 86.9 deg 238.701 deg Tonga Islands 1997/09/10 12:57:07 GMT (-21.3, -174.4) 10 km 5.7 MB, 6.1 MS, 6.1 UNKNOWN, 5.9 MW
64.789024 94.6 deg 256.798 deg Vanuatu Islands 1997/10/31 12:29:49 GMT (-13.1, 166.9) 183 km 5.9 UNKNOWN, 5.4 MB
61.88816 85.3 deg 40.657 deg Southern Italy 1998/05/18 17:19:04 GMT (39.3, 15.1) 280 km 5.6 MB
60.840244 92.1 deg 242.214 deg South Of Fiji Islands 1998/01/27 21:05:44 GMT (-22.4, 179.0) 610 km 5.6 MB, 6.5 UNKNOWN, 6.4 MW
60.081017 88.8 deg 241.325 deg Fiji Islands Region 1997/08/25 11:59:00 GMT (-20.8, -177.8) 394 km 5.5 UNKNOWN, 5.3 MB
59.80793 58.1 deg 317.151 deg Near East Coast Of Kamchatka 1997/12/06 12:37:21 GMT (54.9, 162.1) 33 km 5.5 MB, 5.6 MS, 5.9 UNKNOWN, 5.8 MW
58.739235 31.4 deg 141.771 deg El Salvador 1997/12/18 15:02:00 GMT (13.8, -88.7) 182 km 5.3 MB, 6.1 UNKNOWN, 6.0 MW
58.54203 97.9 deg 312.268 deg Southwestern Ryukyu Isl., Japan 1997/08/13 04:45:04 GMT (25.0, 125.8) 55 km 6.0 MB, 5.6 MS, 6.1 UNKNOWN, 6.1 MW
57.30112 92.1 deg 242.11 deg South Of Fiji Islands 1998/01/27 19:55:01 GMT (-22.5, 179.0) 611 km 5.6 MB
57.28885 89.6 deg 241.953 deg Fiji Islands Region 1997/10/17 15:02:00 GMT (-20.9, -178.8) 579 km 5.3 MB, 6.0 UNKNOWN, 6.0 MW
56.083935 92.3 deg 240.5 deg South Of Fiji Islands 1998/04/14 03:41:22 GMT (-23.8, -179.9) 499 km 5.5 MB, 6.2 UNKNOWN, 6.1 MW
56.06984 94.5 deg 256.138 deg Vanuatu Islands 1997/08/17 20:11:10 GMT (-13.6, 167.4) 26 km 5.4 MB, 6.1 MS, 6.1 UNKNOWN, 6.0 MW
49.734055 89.9 deg 242.088 deg Fiji Islands Region 1997/11/04 10:40:43 GMT (-21.0, -179.2) 621 km 5.7 UNKNOWN, 5.1 MB
49.543236 76.5 deg 319.977 deg Primor'ye, Russia 1997/10/01 06:05:48 GMT (46.2, 136.1) 416 km 5.5 UNKNOWN, 5.2 MB
48.83592 59.3 deg 63.538 deg Azores Islands, Portugal 1998/07/09 05:19:07 GMT (38.7, -28.6) 10 km 5.7 MB, 6.0 MS, 6.6 UNKNOWN, 6.2 MW
47.998688 78.6 deg 148.262 deg Near Coast Of Central Chile 1997/11/03 20:12:52 GMT (-30.8, -71.3) 45 km 5.6 MB, 5.2 MD
46.94977 89.7 deg 238.232 deg South Of Fiji Islands 1998/04/11 00:44:35 GMT (-23.6, -176.1) 33 km 5.7 MB, 6.1 MS, 6.2 UNKNOWN, 6.1 MW
41.501995 34.2 deg 321.412 deg Southern Alaska 1998/07/09 19:39:43 GMT (60.5, -153.2) 145 km 5.3 MB, 6.2 UNKNOWN, 6.2 MW
37.834217 84.4 deg 309.747 deg Southeast Of Honshu, Japan 1998/02/28 17:38:48 GMT (33.5, 138.1) 291 km 5.7 UNKNOWN, 5.3 MB, 5.7 MW