Earthquake 20171002-4

2017-10-02 10:22:15.020 40.1 km 5.1 Mwr
12.2429°N, 88.4093°W
North Pacific Ocean
178 km SE of San Salvador, El Salvador
Time Error: 0.46 s Depth Error: 13.8 km
Num. Stations: 12 Time RMS: 0.22 s
Num. Phases: 12 Azimuth Gap: 160°
Analysis Type: Manual Max. Intensity (MMI):
Effects Type: Seismic
 

MANUALLY REVIEWED LOCATION

Magnitudes

Preferred Magnitude Stations Error Author Action
4.9 mb 4 0.30 NCMS System-search
4.7 ML 2 0.30 NCMS System-search
5.0 M 10 0.50 NCMS System-search
4.6 Ms_BB 4 0.20 NCMS System-search
4.7 mb_Lg 1 0.50 NCMS System-search
Emblem-favorite 5.1 Mwr 12 0.10 NCMS System-search
5.1 M 0 0 NCMS System-search
5.1 Mwr 0 0 NCMS System-search

Origin Details

Ellipse Major:24.70 km Min. Distance:2.12° Fixed Depth:no
Ellipse Minor:9.00 km Max. Distance:131.68° Fixed Phase:no
Ellipse Strike:86.0° Fixed Location:no Fixed Time:no
Author:NCMS Location Method:Inversion Event Type:Suspected Earthquake
External Event ID:HYDRA_RED@18874 External Origin ID:HYDRA_RED@37719

Error Ellipse

Azimuth Dip Magnitude Action
Max 86° 58.7 km System-search
Intermediate 354° 11° 21.2 km System-search
Min 215° 74° 18.7 km System-search
Type Traces % DC Misfit/Var. Red. Centroid Best Double Couple Moment Tensor Action
M0 Plane Strike Dip Rake Mrr Mrt Mrp Mtt Mtp Mpp
Ffffffff RMT 12 50% 0.43 27.0 km 6e+16 nt-m NP1
NP2
188.0
36.0
55.0
38.0
-107.0
-68.0
-5.51e+16 -1.14e+16 2.07e+16 1.67e+16 1.27e+16 3.84e+16 System-search
Channel Time Amplitude Period/Duration Magnitude Event Distance Event Azimuth Action
CU.TGUH.00.BHZ 2017-10-02 10:23:23.390 3e+03 0.73 s 4.7 mb_Lg 2.12° 31.4° System-search
CU.TGUH.00.BH1 2017-10-02 10:23:29.275 6e+03 0.77 s 4.8 ML 2.12° 31.4° System-search
CU.TGUH.00.BHZ 2017-10-02 10:23:31.984 2e+04 3.47 s 4.4 Ms_BB 2.12° 31.4° System-search
IU.OTAV.00.BHZ 2017-10-02 10:26:12.460 86.4 1.70 s 4.7 mb 15.49° 139.6° System-search
IU.LVC.00.BHZ 2017-10-02 10:29:47.759 25.5 1.30 s 4.8 mb 39.56° 151.0° System-search
II.FFC.00.BHZ 2017-10-02 10:30:16.509 24.2 0.90 s 5.0 mb 43.71° 348.6° System-search
CU.MTDJ.00.BHZ 2017-10-02 10:31:13.481 9e+03 12.15 s 5.2 Ms_BB 12.06° 59.1° System-search
IU.PAYG.00.BHZ 2017-10-02 10:31:19.965 3e+03 8.50 s 4.8 Ms_BB 12.97° 188.4° System-search
GT.PLCA.00.BHZ 2017-10-02 10:31:48.049 14.3 1.05 s 4.9 mb 55.24° 163.5° System-search
IU.OTAV.00.BHZ 2017-10-02 10:32:01.131 864.7 12.35 s 4.4 Ms_BB 15.49° 139.6° System-search
Channel Phase Time Time Residual Dir. Event Distance Event Azimuth Automatic? Defined By Action
CU.TGUH.00.BHZ Pn 2017-10-02 10:22:47.900 0 s 2.12° 31.4° yes Time System-search
CU.MTDJ.00.BHZ Pn 2017-10-02 10:25:04.630 0.10 s 12.06° 59.1° no Time System-search
IU.PAYG.00.BHZ Pn 2017-10-02 10:25:17.319 0.50 s 12.97° 188.4° no Time System-search
IU.OTAV.00.BHZ Pn 2017-10-02 10:25:50.509 -0.70 s 15.49° 139.6° yes Time System-search
IU.LVC.00.BHZ P 2017-10-02 10:29:42.910 0 s 39.56° 151.0° yes Time System-search
II.FFC.00.BHZ P 2017-10-02 10:30:15.609 -0.40 s 43.71° 348.6° yes Time System-search
GT.PLCA.00.BHZ P 2017-10-02 10:31:44.200 0 s 55.24° 163.5° yes Time System-search
AE.SHM.--.HHZ PKPdf 2017-10-02 10:41:18.509 0.10 s 128.51° 41.8° no Time System-search
AE.MSF.--.HHZ PKPdf 2017-10-02 10:41:20.000 0.40 s 129.11° 42.4° no Time System-search
DN.HAT.--.HHZ PKPdf 2017-10-02 10:41:20.099 -0.20 s 129.46° 42.9° no Time System-search
II.UOSS.10.BHZ PKPdf 2017-10-02 10:41:20.210 0 s 129.43° 42.8° yes Time System-search
OM.BID.--.HHZ PKPdf 2017-10-02 10:41:24.759 0.30 s 131.68° 42.5° no Time System-search

Shake Maps

None

Ground Motion

None

Event 20171002-4

Time: 2017-10-02 10:22:15.020
Position:12.2429°N, 88.4093°W
Place:North Pacific Ocean
Major Place:178 km SE of San Salvador, El Salvador
Depth:40.1 km
Magnitude:5.1 Mwr