Earthquake 20170511-6

2017-05-11 15:41:18.510 61.4 km 5.6 Mwb
56.6579°S, 25.8896°W
South Atlantic Ocean
2133 km E of Stanley, Falkland Islands
Time Error: 1.23 s Depth Error: 15.8 km
Num. Stations: 14 Time RMS: 0.61 s
Num. Phases: 14 Azimuth Gap: 105°
Analysis Type: Manual Max. Intensity (MMI):
Effects Type: Seismic
 

MANUALLY REVIEWED LOCATION

Magnitudes

Preferred Magnitude Stations Error Author Action
5.6 mb 7 0.20 NCMS System-search
5.6 mb 0 0 NCMS System-search
5.6 M 0 0 NCMS System-search
5.1 Ms_BB 1 0.50 NCMS System-search
Emblem-favorite 5.6 Mwb 13 0.10 NCMS System-search
5.9 mB_BB 5 0.30 NCMS System-search
5.6 M 25 0.30 NCMS System-search
5.6 Mwb 0 0 NCMS System-search

Origin Details

Ellipse Major:16.70 km Min. Distance:6.48° Fixed Depth:no
Ellipse Minor:8.80 km Max. Distance:151.49° Fixed Phase:no
Ellipse Strike:185.0° Fixed Location:no Fixed Time:no
Author:NCMS Location Method:Inversion Event Type:Earthquake
External Event ID:HYDRA_RED@16221 External Origin ID:HYDRA_RED@31710

Error Ellipse

Azimuth Dip Magnitude Action
Max 39.2 km System-search
Intermediate 269° 59° 25.4 km System-search
Min 96° 30° 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 MT 13 21% 0.66 18.0 km 3e+17 nt-m NP1
NP2
205.0
297.0
70.0
84.0
174.0
20.0
1.45e+17 -5.5e+16 7.67e+16 1.56e+17 1.94e+17 -3e+17 System-search
Channel Time Amplitude Period/Duration Magnitude Event Distance Event Azimuth Action
II.HOPE.10.BHZ 2017-05-11 15:45:06.047 2e+04 17.38 s 5.1 Ms_BB 6.48° 287.1° System-search
GT.PLCA.00.BHZ 2017-05-11 15:47:45.375 66.9 1.90 s 5.2 mb 32.82° 279.7° System-search
GT.PLCA.00.BHZ 2017-05-11 15:48:57.674 385.2 8.20 s 5.4 mB_BB 32.82° 279.7° System-search
IU.LVC.00.BHZ 2017-05-11 15:49:43.160 3e+03 0.70 s 6.3 mB_BB 46.23° 299.1° System-search
IU.LVC.00.BHZ 2017-05-11 15:49:43.660 252.2 0.70 s 6.3 mb 46.23° 299.1° System-search
IU.TSUM.10.BHZ 2017-05-11 15:50:34.190 40.3 1.50 s 5.2 mb 49.36° 59.0° System-search
IU.TSUM.10.BHZ 2017-05-11 15:51:05.615 503.3 6.10 s 5.7 mB_BB 49.36° 59.0° System-search
IU.LSZ.00.BHZ 2017-05-11 15:51:13.410 135.1 1.80 s 5.8 mb 57.93° 67.4° System-search
II.NNA.00.BHZ 2017-05-11 15:51:13.759 693.8 1.20 s 5.9 mB_BB 59.17° 297.7° System-search
II.NNA.00.BHZ 2017-05-11 15:51:14.259 75.4 1.00 s 5.8 mb 59.17° 297.7° System-search
IU.OTAV.00.BHZ 2017-05-11 15:52:30.609 1e+03 1.70 s 6.0 mB_BB 70.59° 302.6° System-search
IU.OTAV.00.BHZ 2017-05-11 15:52:31.059 323.2 1.70 s 6.0 mb 70.59° 302.6° System-search
II.TAU.00.BHZ 2017-05-11 15:53:28.559 41.6 1.00 s 5.3 mb 80.64° 175.0° System-search
Channel Phase Time Time Residual Dir. Event Distance Event Azimuth Automatic? Defined By Action
II.HOPE.10.BHZ Pn 2017-05-11 15:42:52.009 0.90 s 6.48° 287.1° yes Time System-search
GT.PLCA.00.BHZ P 2017-05-11 15:47:44.299 -1.60 s 32.82° 279.7° yes Time System-search
IU.LVC.00.BHZ P 2017-05-11 15:49:37.460 -0.30 s 46.23° 299.1° yes Time System-search
IU.TSUM.10.BHZ P 2017-05-11 15:50:01.789 0 s 49.36° 59.0° yes Time System-search
IU.LSZ.00.BHZ P 2017-05-11 15:51:03.910 -0.50 s 57.93° 67.4° yes Time System-search
II.NNA.00.BHZ P 2017-05-11 15:51:13.009 0 s 59.17° 297.7° yes Time System-search
IU.OTAV.00.BHZ P 2017-05-11 15:52:28.559 0.90 s 70.59° 302.6° yes Time System-search
II.TAU.00.BHZ P 2017-05-11 15:53:24.210 0 s 80.64° 175.0° yes Time System-search
II.FFC.00.BHZ PKPdf 2017-05-11 16:00:14.460 0.30 s 127.02° 314.9° yes Time System-search
II.AAK.00.BHZ PKPdf 2017-05-11 16:00:19.759 0.20 s 129.50° 70.5° yes Time System-search
II.BRVK.00.BHZ PKPdf 2017-05-11 16:00:31.210 2.90 s 134.47° 57.6° yes Time System-search
II.KURK.00.BHZ PKPdf 2017-05-11 16:00:31.210 -1.90 s 137.01° 64.9° yes Time System-search
IU.MAKZ.00.BHZ PKPdf 2017-05-11 16:00:32.390 0.50 s 136.24° 71.4° yes Time System-search
IU.COLA.00.BHZ PKPbc 2017-05-11 16:01:03.809 0 s 151.49° 310.1° yes Time System-search

Shake Maps

None

Ground Motion

None

Event 20170511-6

Time: 2017-05-11 15:41:18.510
Position:56.6579°S, 25.8896°W
Place:South Atlantic Ocean
Major Place:2133 km E of Stanley, Falkland Islands
Depth:61.4 km
Magnitude:5.6 Mwb