Earthquake 20170510-5

2017-05-10 23:23:37.880 21.9 km 6.3 Mwb
56.5332°S, 25.7829°W
South Atlantic Ocean
2140 km E of Stanley, Falkland Islands
Time Error: 1.41 s Depth Error: 15.5 km
Num. Stations: 30 Time RMS: 0.70 s
Num. Phases: 30 Azimuth Gap: 73°
Analysis Type: Manual Max. Intensity (MMI):
Effects Type: Seismic
 

MANUALLY REVIEWED LOCATION

Magnitudes

Preferred Magnitude Stations Error Author Action
6.4 mb 16 0.20 NCMS System-search
6.4 M 179 0.10 NCMS System-search
6.4 Ms_BB 43 0.10 NCMS System-search
6.8 mB_BB 14 0.20 NCMS System-search
4.7 mb_Lg 1 0.50 NCMS System-search
6.7 Mwp 12 0.10 NCMS System-search
Emblem-favorite 6.3 Mwb 26 0.10 NCMS System-search
6.3 Mwb 0 0 NCMS System-search
6.3 M 0 0 NCMS System-search
6.3 Mwc 68 0 NCMS System-search

Origin Details

Ellipse Major:10.70 km Min. Distance:6.50° Fixed Depth:no
Ellipse Minor:6.60 km Max. Distance:175.65° Fixed Phase:no
Ellipse Strike:183.0° Fixed Location:no Fixed Time:no
Author:NCMS Location Method:Inversion Event Type:Earthquake
External Event ID:HYDRA_RED@16187 External Origin ID:HYDRA_RED@31645

Error Ellipse

Azimuth Dip Magnitude Action
Max 184° 12° 25.0 km System-search
Intermediate 334° 76° 23.7 km System-search
Min 92° 15.2 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 26 43% 0.80 25.0 km 4e+18 nt-m NP1
NP2
336.0
176.0
56.0
35.0
78.0
107.0
2.95e+18 -6.89e+17 1.25e+18 9.74e+17 1.44e+18 -3.92e+18 System-search
Ffffffff CMT 68 25% 0.53 2017-05-10 23:23:53.299
55.7559°S, 25.5434°W
10.0 km
3e+18 nt-m NP1
NP2
340.0
218.0
52.0
57.0
44.0
132.0
2.32e+18 -2.64e+18 2.21e+17 2.04e+17 -3.57e+17 -2.52e+18 System-search
Channel Time Amplitude Period/Duration Magnitude Event Distance Event Azimuth Action
II.HOPE.10.BHZ 2017-05-10 23:25:43.710 1e+06 29.95 s 7.0 Mwp 6.50° 285.8° System-search
II.HOPE.10.BHZ 2017-05-10 23:27:03.737 909.0 1.17 s 4.7 mb_Lg 6.50° 285.8° System-search
II.HOPE.10.BHZ 2017-05-10 23:27:19.354 2e+05 17.33 s 6.2 Ms_BB 6.50° 285.8° System-search
GT.PLCA.00.BHZ 2017-05-10 23:30:10.420 2e+03 1.95 s 6.2 mB_BB 32.86° 279.4° System-search
GT.PLCA.00.BHZ 2017-05-10 23:30:10.845 129.3 1.10 s 5.8 mb 32.86° 279.4° System-search
GT.PLCA.00.BHZ 2017-05-10 23:30:29.894 7e+04 21.33 s 6.6 Mwp 32.86° 279.4° System-search
II.SHEL.00.BHZ 2017-05-10 23:31:51.990 2e+03 1.80 s 6.5 mb 43.27° 28.8° System-search
II.SHEL.00.BHZ 2017-05-10 23:31:52.509 6e+03 2.20 s 6.5 mB_BB 43.27° 28.8° System-search
IU.LVC.00.BHZ 2017-05-10 23:32:04.259 1e+04 2.00 s 7.1 mB_BB 46.22° 298.9° System-search
IU.LVC.00.BHZ 2017-05-10 23:32:06.109 1e+03 0.90 s 6.9 mb 46.22° 298.9° System-search
IU.LVC.00.BHZ 2017-05-10 23:32:21.309 6e+04 20.55 s 6.7 Mwp 46.22° 298.9° System-search
IU.TSUM.10.BHZ 2017-05-10 23:32:33.190 2e+03 6.05 s 6.2 mB_BB 49.25° 59.0° System-search
IU.TSUM.10.BHZ 2017-05-10 23:32:53.490 4e+04 29.05 s 6.6 Mwp 49.25° 59.0° System-search
IU.TSUM.10.BHZ 2017-05-10 23:32:54.839 88.7 1.20 s 5.7 mb 49.25° 59.0° System-search
IU.LSZ.00.BHZ 2017-05-10 23:33:36.059 2e+03 2.50 s 6.3 mB_BB 57.83° 67.3° System-search
II.NNA.00.BHZ 2017-05-10 23:33:39.309 1e+04 1.30 s 7.2 mB_BB 59.17° 297.5° System-search
II.NNA.00.BHZ 2017-05-10 23:33:39.759 1e+03 1.10 s 7.0 mb 59.17° 297.5° System-search
IU.LSZ.00.BHZ 2017-05-10 23:33:42.559 4e+04 15.90 s 6.6 Mwp 57.83° 67.3° System-search
II.NNA.00.BHZ 2017-05-10 23:33:57.960 5e+04 22.75 s 6.7 Mwp 59.17° 297.5° System-search
IU.LSZ.00.BHZ 2017-05-10 23:34:05.910 113.1 1.20 s 5.8 mb 57.83° 67.3° System-search
II.RPN.00.BHZ 2017-05-10 23:34:14.660 9e+03 2.00 s 7.1 mB_BB 64.34° 259.2° System-search
II.RPN.00.BHZ 2017-05-10 23:34:15.160 2e+03 1.70 s 6.9 mb 64.34° 259.2° System-search
II.RPN.00.BHZ 2017-05-10 23:34:32.059 5e+04 19.20 s 6.7 Mwp 64.34° 259.2° System-search
IU.OTAV.00.BHZ 2017-05-10 23:34:55.309 1e+04 1.80 s 7.3 mB_BB 70.58° 302.4° System-search
IU.OTAV.00.BHZ 2017-05-10 23:34:55.900 2e+03 1.50 s 7.1 mb 70.58° 302.4° System-search
IU.OTAV.00.BHZ 2017-05-10 23:35:12.410 4e+04 21.55 s 6.7 Mwp 70.58° 302.4° System-search
IU.SDV.10.HHZ 2017-05-10 23:35:19.990 1e+04 3.24 s 7.0 mB_BB 74.91° 313.7° System-search
IU.SDV.10.HHZ 2017-05-10 23:35:21.789 431.1 1.00 s 6.4 mb 74.91° 313.7° System-search
IU.PAYG.00.BHZ 2017-05-10 23:35:24.160 319.3 1.10 s 6.3 mb 75.63° 291.2° System-search
IU.KMBO.00.BHZ 2017-05-10 23:35:27.859 2e+03 3.80 s 6.4 mB_BB 74.49° 67.8° System-search
IU.KMBO.00.BHZ 2017-05-10 23:35:28.210 2e+04 10.40 s 6.4 Mwp 74.49° 67.8° System-search
IU.SDV.10.HHZ 2017-05-10 23:35:34.480 4e+04 18.08 s 6.7 Mwp 74.91° 313.7° System-search
IU.KMBO.00.BHZ 2017-05-10 23:35:44.630 69.3 1.30 s 5.5 mb 74.49° 67.8° System-search
II.TAU.00.BHZ 2017-05-10 23:35:54.160 339.7 1.30 s 6.2 mb 80.76° 174.9° System-search
II.TAU.00.BHZ 2017-05-10 23:35:54.410 5e+03 3.40 s 6.7 mB_BB 80.76° 174.9° System-search
II.TAU.00.BHZ 2017-05-10 23:35:56.259 2e+04 6.90 s 6.5 Mwp 80.76° 174.9° System-search
IU.NWAO.00.BHZ 2017-05-10 23:36:17.609 639.6 1.90 s 6.5 mb 85.52° 149.6° System-search
IU.MACI.--.HHZ 2017-05-10 23:36:18.890 3e+03 5.38 s 6.6 mB_BB 84.81° 8.2° System-search
CU.MTDJ.00.BHZ 2017-05-10 23:36:21.125 8e+03 3.20 s 7.1 mB_BB 86.15° 311.4° System-search
CU.TGUH.00.BHZ 2017-05-10 23:36:23.119 8e+03 2.10 s 7.1 mB_BB 86.81° 301.2° System-search
CU.MTDJ.00.BHZ 2017-05-10 23:36:23.250 953.9 1.70 s 6.7 mb 86.15° 311.4° System-search
CU.TGUH.00.BHZ 2017-05-10 23:36:23.670 1e+03 1.55 s 6.8 mb 86.81° 301.2° System-search
IU.MACI.--.HHZ 2017-05-10 23:36:25.440 68.8 0.92 s 5.9 mb 84.81° 8.2° System-search
IU.MACI.--.HHZ 2017-05-10 23:36:29.119 2e+04 17.94 s 6.5 Mwp 84.81° 8.2° System-search
GT.PLCA.00.BHZ 2017-05-10 23:43:58.652 2e+04 16.65 s 6.3 Ms_BB 32.86° 279.4° System-search
IU.TSUM.10.BHZ 2017-05-10 23:46:54.988 9e+03 32.85 s 6.3 Ms_BB 49.25° 59.0° System-search
IU.LVC.00.BHZ 2017-05-10 23:57:21.734 1e+04 17.35 s 6.4 Ms_BB 46.22° 298.9° System-search
IU.LSZ.00.BHZ 2017-05-10 23:58:58.918 2e+04 15.80 s 6.6 Ms_BB 57.83° 67.3° System-search
IU.OTAV.00.BHZ 2017-05-11 00:06:15.457 6e+03 21.15 s 6.3 Ms_BB 70.58° 302.4° System-search
IU.PAYG.00.BHZ 2017-05-11 00:07:15.444 1e+04 17.45 s 6.6 Ms_BB 75.63° 291.2° System-search
IU.KMBO.00.BHZ 2017-05-11 00:09:01.274 8e+03 16.15 s 6.5 Ms_BB 74.49° 67.8° System-search
II.NNA.00.BHZ 2017-05-11 00:09:40.604 7e+03 16.60 s 6.3 Ms_BB 59.17° 297.5° System-search
II.TAU.00.BHZ 2017-05-11 00:09:59.598 2e+04 19.80 s 6.9 Ms_BB 80.76° 174.9° System-search
CU.TGUH.00.BHZ 2017-05-11 00:14:19.418 4e+03 19.52 s 6.3 Ms_BB 86.81° 301.2° System-search
AE.ALN.--.HHZ 2017-05-11 00:18:49.892 6e+03 25.11 s 6.6 Ms_BB 105.24° 69.8° System-search
AE.AJN.--.HHZ 2017-05-11 00:19:59.411 3e+03 23.47 s 6.3 Ms_BB 105.27° 68.9° System-search
OM.SOH.--.HHZ 2017-05-11 00:21:20.824 2e+03 21.07 s 6.3 Ms_BB 105.71° 70.4° System-search
AE.MZR.--.HHZ 2017-05-11 00:21:29.644 1e+04 20.78 s 6.8 Ms_BB 103.20° 68.6° System-search
II.UOSS.10.BHZ 2017-05-11 00:22:24.928 3e+03 21.30 s 6.3 Ms_BB 106.20° 69.6° System-search
OM.ASH.--.HHZ 2017-05-11 00:22:36.682 3e+03 20.55 s 6.3 Ms_BB 105.91° 69.7° System-search
II.BFO.00.BHZ 2017-05-11 00:23:12.747 838.8 19.90 s 5.8 Ms_BB 108.30° 23.3° System-search
II.ESK.00.BHZ 2017-05-11 00:23:25.546 3e+03 19.65 s 6.4 Ms_BB 112.99° 13.9° System-search
AE.SHM.--.HHZ 2017-05-11 00:23:45.757 5e+03 20.43 s 6.6 Ms_BB 107.10° 68.8° System-search
II.NIL.00.BHZ 2017-05-11 00:23:58.985 4e+03 31.10 s 6.5 Ms_BB 122.13° 76.9° System-search
OM.BID.--.HHZ 2017-05-11 00:24:53.818 7e+03 19.25 s 6.7 Ms_BB 106.05° 72.0° System-search
DN.HAT.--.HHZ 2017-05-11 00:25:44.488 3e+03 19.18 s 6.3 Ms_BB 106.07° 69.6° System-search
OM.MDH.--.HHZ 2017-05-11 00:25:49.036 2e+03 19.37 s 6.2 Ms_BB 106.54° 69.5° System-search
DN.FAQ.--.HHZ 2017-05-11 00:27:17.486 1e+04 17.66 s 6.9 Ms_BB 105.72° 69.3° System-search
DN.ASU.--.HHZ 2017-05-11 00:27:26.144 1e+04 17.93 s 6.9 Ms_BB 105.49° 69.1° System-search
DN.NAZ.--.HHZ 2017-05-11 00:27:49.529 3e+03 17.71 s 6.3 Ms_BB 105.96° 69.2° System-search
GE.EIL.--.BHZ 2017-05-11 00:28:04.371 5e+03 15.95 s 6.6 Ms_BB 100.04° 50.6° System-search
AE.MSF.--.HHZ 2017-05-11 00:28:50.516 7e+03 17.47 s 6.7 Ms_BB 106.53° 69.3° System-search
IU.KBL.--.BHZ 2017-05-11 00:28:54.174 2e+03 23.52 s 6.2 Ms_BB 120.55° 73.1° System-search
IU.ANTO.00.BHZ 2017-05-11 00:29:41.169 1e+03 19.60 s 6.0 Ms_BB 108.01° 43.8° System-search
IU.GNI.00.BHZ 2017-05-11 00:30:12.232 4e+03 18.95 s 6.6 Ms_BB 113.15° 52.0° System-search
AE.UMQ.--.HHZ 2017-05-11 00:32:35.993 2e+03 17.04 s 6.1 Ms_BB 106.40° 68.9° System-search
IU.MAKZ.00.BHZ 2017-05-11 00:32:46.373 2e+03 34.20 s 6.4 Ms_BB 136.15° 71.2° System-search
II.AAK.00.BHZ 2017-05-11 00:33:15.260 1e+04 25.10 s 7.0 Ms_BB 129.40° 70.3° System-search
II.KIV.00.BHZ 2017-05-11 00:36:18.545 6e+03 19.20 s 6.7 Ms_BB 115.40° 48.3° System-search
II.OBN.00.BHZ 2017-05-11 00:37:04.218 2e+03 18.70 s 6.2 Ms_BB 122.25° 37.2° System-search
II.BRVK.00.BHZ 2017-05-11 00:38:01.837 3e+03 25.40 s 6.5 Ms_BB 134.35° 57.4° System-search
IU.COR.00.BHZ 2017-05-11 00:38:21.039 3e+03 18.55 s 6.5 Ms_BB 129.36° 293.3° System-search
II.KAPI.00.BHZ 2017-05-11 00:39:29.856 3e+03 17.60 s 6.3 Ms_BB 112.51° 142.6° System-search
II.FFC.00.BHZ 2017-05-11 00:41:36.742 4e+03 18.95 s 6.6 Ms_BB 126.97° 314.9° System-search
II.KURK.00.BHZ 2017-05-11 00:44:43.753 3e+03 20.20 s 6.5 Ms_BB 136.91° 64.7° System-search
IU.COLA.00.BHZ 2017-05-11 00:52:30.793 4e+03 21.25 s 6.7 Ms_BB 151.45° 310.3° System-search
Channel Phase Time Time Residual Dir. Event Distance Event Azimuth Automatic? Defined By Action
II.HOPE.10.BHZ Pn 2017-05-10 23:25:11.849 -0.20 s 6.50° 285.8° no Time System-search
GT.PLCA.00.BHZ P 2017-05-10 23:30:08.569 -1.30 s 32.86° 279.4° yes Time System-search
II.SHEL.00.BHZ P 2017-05-10 23:31:37.640 0 s 43.27° 28.8° no Time System-search
IU.LVC.00.BHZ P 2017-05-10 23:32:00.869 -0.70 s 46.22° 298.9° no Time System-search
IU.TSUM.10.BHZ P 2017-05-10 23:32:24.440 -0.30 s 49.25° 59.0° yes Time System-search
IU.LSZ.00.BHZ P 2017-05-10 23:33:26.660 -1.10 s 57.83° 67.3° yes Time System-search
II.NNA.00.BHZ P 2017-05-10 23:33:36.259 -0.70 s 59.17° 297.5° no Time System-search
II.RPN.00.BHZ P 2017-05-10 23:34:12.049 0.40 s 64.34° 259.2° no Time System-search
IU.OTAV.00.BHZ P 2017-05-10 23:34:52.400 0.70 s 70.58° 302.4° no Time System-search
IU.SDV.10.HHZ P 2017-05-10 23:35:16.400 -0.70 s 74.91° 313.7° yes Time System-search
IU.KMBO.00.BHZ P 2017-05-10 23:35:16.730 1.90 s 74.49° 67.8° no Time System-search
IU.PAYG.00.BHZ P 2017-05-10 23:35:21.619 0.50 s 75.63° 291.2° no Time System-search
II.TAU.00.BHZ P 2017-05-10 23:35:49.359 0.20 s 80.76° 174.9° yes Time System-search
IU.MACI.--.HHZ P 2017-05-10 23:36:10.609 0.30 s 84.81° 8.2° no Time System-search
IU.NWAO.00.BHZ P 2017-05-10 23:36:13.660 -0.30 s 85.52° 149.6° yes Time System-search
CU.MTDJ.00.BHZ P 2017-05-10 23:36:17.799 0.70 s 86.15° 311.4° no Time System-search
CU.TGUH.00.BHZ P 2017-05-10 23:36:21.259 1.00 s 86.81° 301.2° no Time System-search
GE.EIL.--.BHZ Pdif 2017-05-10 23:37:22.470 1.50 s 100.04° 50.6° no Time System-search
II.KIV.00.BHZ PKPdf 2017-05-10 23:42:17.519 0.60 s 115.40° 48.3° no Time System-search
II.OBN.00.BHZ PKPdf 2017-05-10 23:42:29.259 -0.30 s 122.25° 37.2° yes Time System-search
II.NIL.00.BHZ PKPdf 2017-05-10 23:42:30.059 -0.10 s 122.13° 76.9° yes Time System-search
II.FFC.00.BHZ PKPdf 2017-05-10 23:42:38.259 -0.40 s 126.97° 314.9° yes Time System-search
II.AAK.00.BHZ PKPdf 2017-05-10 23:42:43.960 0 s 129.40° 70.3° yes Time System-search
IU.COR.00.BHZ PKPdf 2017-05-10 23:42:44.630 1.10 s 129.36° 293.3° no Time System-search
IU.KEV.00.BHZ PKPdf 2017-05-10 23:42:47.349 0.40 s 131.59° 21.9° no Time System-search
IU.MAKZ.00.BHZ PKPpre 2017-05-10 23:42:48.859 1.70 s 136.15° 71.2° no System-search
II.KURK.00.BHZ PKPpre 2017-05-10 23:42:51.839 3.00 s 136.91° 64.7° no System-search
II.BRVK.00.BHZ PKPdf 2017-05-10 23:42:53.039 0.30 s 134.35° 57.4° no Time System-search
IU.COLA.00.BHZ PKPdf 2017-05-10 23:43:19.609 -2.60 s 151.45° 310.3° yes Time System-search
IU.ADK.00.BHZ PKPdf 2017-05-10 23:43:35.420 -1.10 s 162.43° 265.8° no Time System-search
II.ERM.00.BHZ PKPdf 2017-05-10 23:43:38.599 0.40 s 163.81° 149.8° no Time System-search
IU.PET.00.BHZ PKPdf 2017-05-10 23:43:44.710 -0.10 s 175.65° 215.3° no Time System-search

Shake Maps

None

Ground Motion

Station PGA PGA Time PGV PGV Time PGD PGD Time RSA @ 0.3s RSA @ 1.0s RSA @ 3.0s Action
II.HOPE.10.BHZ 0.01833 cm/s2 2017-05-10 23:25:40.026 0.003695 cm/s 2017-05-10 23:25:51.126 0.001708 cm 2017-05-10 23:25:56.576 0.102185 cm/s2 0.06018 cm/s2 0.028608 cm/s2 System-search

Event 20170510-5

Time: 2017-05-10 23:23:37.880
Position:56.5332°S, 25.7829°W
Place:South Atlantic Ocean
Major Place:2140 km E of Stanley, Falkland Islands
Depth:21.9 km
Magnitude:6.3 Mwb