Earthquake 20170816-3

2017-08-16 12:51:25.220 190.3 km 5.8 Mwb
28.8675°N, 127.8410°E
East Cina Sea
297 km N of Naha, Japan
Time Error: 1.50 s Depth Error: 13.2 km
Num. Stations: 44 Time RMS: 0.74 s
Num. Phases: 44 Azimuth Gap: 60°
Analysis Type: Manual Max. Intensity (MMI):
Effects Type: Seismic
 

MANUALLY REVIEWED LOCATION

Magnitudes

Preferred Magnitude Stations Error Author Action
5.5 mb 34 0.10 NCMS System-search
5.7 M 94 0.10 NCMS System-search
5.8 mB_BB 19 0.10 NCMS System-search
5.8 Mwp 9 0.10 NCMS System-search
Emblem-favorite 5.8 Mwb 34 0.10 NCMS System-search
5.8 Mwb 0 0 NCMS System-search
5.8 M 0 0 NCMS System-search
5.7 Mwc 27 0.10 NCMS System-search

Origin Details

Ellipse Major:7.90 km Min. Distance:18.07° Fixed Depth:no
Ellipse Minor:4.90 km Max. Distance:163.68° Fixed Phase:no
Ellipse Strike:184.0° Fixed Location:no Fixed Time:no
Author:NCMS Location Method:Inversion Event Type:Suspected Earthquake
External Event ID:HYDRA_RED@17895 External Origin ID:HYDRA_RED@35854

Error Ellipse

Azimuth Dip Magnitude Action
Max 123° 78° 20.3 km System-search
Intermediate 18.5 km System-search
Min 275° 11.0 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 34 94% 0.73 192.0 km 5e+17 nt-m NP1
NP2
87.0
314.0
56.0
44.0
-121.0
-53.0
-4.25e+17 -1.72e+17 -1.66e+17 4.34e+17 -2e+17 -8.51e+15 System-search
Ffffffff CMT 27 83% 0.050 2017-08-16 12:51:40.599
29.1098°N, 127.8524°E
272.0 km
4e+17 nt-m NP1
NP2
93.0
343.0
63.0
56.0
-141.0
-34.0
-1.99e+17 -1.69e+17 -1.58e+17 1.65e+17 -2.76e+17 3.42e+16 System-search
Channel Time Amplitude Period/Duration Magnitude Event Distance Event Azimuth Action
II.ERM.00.BHZ 2017-08-16 12:55:24.559 103.7 0.80 s 5.3 mb 18.07° 39.4° System-search
IU.PET.00.BHZ 2017-08-16 12:57:43.339 807.7 3.10 s 5.5 mB_BB 33.09° 34.5° System-search
IU.PET.00.BHZ 2017-08-16 12:57:43.789 75.4 1.00 s 5.3 mb 33.09° 34.5° System-search
IU.PET.00.BHZ 2017-08-16 12:57:48.839 616.1 7.75 s 5.0 Mwp 33.09° 34.5° System-search
IU.MAKZ.00.BHZ 2017-08-16 12:58:40.710 120.4 1.30 s 5.3 mb 39.77° 309.6° System-search
IU.MAKZ.00.BHZ 2017-08-16 12:58:41.059 1e+03 2.50 s 5.7 mB_BB 39.77° 309.6° System-search
II.KURK.00.BHZ 2017-08-16 12:59:04.309 2e+03 1.60 s 5.7 mB_BB 42.70° 314.8° System-search
II.KURK.00.BHZ 2017-08-16 12:59:04.710 184.0 1.20 s 5.5 mb 42.70° 314.8° System-search
II.KURK.00.BHZ 2017-08-16 12:59:08.660 3e+03 5.30 s 5.7 Mwp 42.70° 314.8° System-search
IU.MAKZ.00.BHZ 2017-08-16 12:59:14.484 3e+03 34.63 s 5.6 Mwp 39.77° 309.6° System-search
II.AAK.00.BHZ 2017-08-16 12:59:21.910 2e+03 4.80 s 5.8 mB_BB 44.72° 302.8° System-search
II.AAK.00.BHZ 2017-08-16 12:59:26.759 9e+03 6.35 s 6.0 Mwp 44.72° 302.8° System-search
IU.MIDW.00.BHZ 2017-08-16 12:59:44.634 126.8 0.85 s 5.4 mb 47.76° 76.8° System-search
II.BRVK.00.BHZ 2017-08-16 12:59:49.059 149.4 1.00 s 5.4 mb 48.17° 316.9° System-search
II.BRVK.00.BHZ 2017-08-16 12:59:51.859 3e+03 5.75 s 5.7 Mwp 48.17° 316.9° System-search
IU.TARA.00.BHZ 2017-08-16 13:00:07.535 242.2 1.20 s 5.6 mb 50.92° 114.1° System-search
II.AAK.00.BHZ 2017-08-16 13:00:59.960 176.9 0.90 s 5.6 mb 44.72° 302.8° System-search
IU.ADK.00.BHZ 2017-08-16 13:01:05.759 191.8 1.50 s 5.3 mb 46.76° 44.5° System-search
II.BRVK.00.BHZ 2017-08-16 13:01:11.009 1e+03 1.20 s 5.6 mB_BB 48.17° 316.9° System-search
IU.COLA.00.BHZ 2017-08-16 13:01:25.410 1e+03 2.40 s 6.0 mB_BB 61.87° 28.8° System-search
IU.COLA.00.BHZ 2017-08-16 13:01:26.460 967.6 2.30 s 5.4 Mwp 61.87° 28.8° System-search
IU.COLA.00.BHZ 2017-08-16 13:01:27.009 75.2 0.80 s 5.6 mb 61.87° 28.8° System-search
IU.NWAO.00.BHZ 2017-08-16 13:01:27.109 179.3 1.10 s 5.8 mb 62.28° 190.1° System-search
OM.ASH.--.HHZ 2017-08-16 13:01:35.730 38.0 1.32 s 5.1 mb 63.33° 284.9° System-search
DN.NAZ.--.HHZ 2017-08-16 13:01:36.299 23.6 0.98 s 5.0 mb 63.55° 285.3° System-search
DN.NAZ.--.HHZ 2017-08-16 13:01:36.720 462.0 2.34 s 5.5 mB_BB 63.55° 285.3° System-search
DN.FAQ.--.HHZ 2017-08-16 13:01:37.140 2e+03 0.66 s 6.0 mB_BB 63.70° 285.1° System-search
DN.FAQ.--.HHZ 2017-08-16 13:01:37.289 170.9 0.80 s 5.9 mb 63.70° 285.1° System-search
AE.ALN.--.HHZ 2017-08-16 13:01:38.170 55.6 0.76 s 5.5 mb 63.81° 284.3° System-search
AE.ALN.--.HHZ 2017-08-16 13:01:38.569 947.1 1.84 s 5.8 mB_BB 63.81° 284.3° System-search
IN.MNC.--.HHZ 2017-08-16 13:01:39.029 171.3 0.94 s 5.8 mb 55.30° 259.7° System-search
AE.MZR.--.HHZ 2017-08-16 13:01:52.930 2e+03 2.80 s 6.0 mB_BB 66.14° 284.1° System-search
II.MSVF.00.BHZ 2017-08-16 13:02:00.309 157.6 1.00 s 5.7 mb 67.08° 127.3° System-search
II.MSVF.00.BHZ 2017-08-16 13:02:01.660 2e+03 4.40 s 6.0 mB_BB 67.08° 127.3° System-search
II.KIV.00.BHZ 2017-08-16 13:02:03.809 6e+03 4.65 s 6.0 Mwp 67.31° 308.8° System-search
AE.AJN.--.HHZ 2017-08-16 13:02:13.789 59.8 0.94 s 5.4 mb 64.27° 285.1° System-search
IU.POHA.00.BHZ 2017-08-16 13:02:14.759 207.7 1.00 s 5.8 mb 69.36° 78.2° System-search
AE.SRB.--.HHZ 2017-08-16 13:02:14.980 141.8 1.34 s 5.6 mb 64.68° 286.1° System-search
OM.BID.--.HHZ 2017-08-16 13:02:16.809 1e+03 1.56 s 5.9 mB_BB 61.98° 282.9° System-search
OM.BID.--.HHZ 2017-08-16 13:02:17.259 159.4 1.24 s 5.7 mb 61.98° 282.9° System-search
AE.MZR.--.HHZ 2017-08-16 13:02:22.039 127.3 0.94 s 5.7 mb 66.14° 284.1° System-search
DN.HAT.--.HHZ 2017-08-16 13:02:24.880 111.2 1.90 s 5.4 mb 63.21° 285.0° System-search
IU.GNI.00.BHZ 2017-08-16 13:02:26.509 1e+03 2.20 s 5.8 mB_BB 67.09° 304.4° System-search
OM.ASH.--.HHZ 2017-08-16 13:02:28.049 300.9 2.02 s 5.3 mB_BB 63.33° 284.9° System-search
GO.AKH.--.HHZ 2017-08-16 13:02:28.380 5e+03 25.77 s 6.0 Mwp 67.58° 306.0° System-search
AE.JRN.--.HHZ 2017-08-16 13:02:39.970 43.3 1.02 s 5.2 mb 65.94° 286.3° System-search
IU.GNI.00.BHZ 2017-08-16 13:02:41.410 3e+03 42.00 s 5.8 Mwp 67.09° 304.4° System-search
IU.KEV.00.BHZ 2017-08-16 13:02:48.410 88.7 1.00 s 5.5 mb 66.87° 338.2° System-search
BH.SAK.--.HHZ 2017-08-16 13:02:52.140 1e+03 1.22 s 5.8 mB_BB 67.50° 288.2° System-search
BH.SAK.--.HHZ 2017-08-16 13:02:52.589 135.8 1.18 s 5.6 mb 67.50° 288.2° System-search
GO.AKH.--.HHZ 2017-08-16 13:02:53.089 140.7 1.24 s 5.6 mb 67.58° 306.0° System-search
GO.AKH.--.HHZ 2017-08-16 13:02:55.299 1e+03 2.08 s 5.9 mB_BB 67.58° 306.0° System-search
IU.GNI.00.BHZ 2017-08-16 13:02:55.710 93.7 1.10 s 5.4 mb 67.09° 304.4° System-search
GE.EIL.--.BHZ 2017-08-16 13:03:06.390 42.2 1.20 s 5.1 mb 78.58° 297.6° System-search
IU.COR.00.BHZ 2017-08-16 13:03:27.960 3e+03 1.20 s 6.2 mB_BB 82.33° 42.9° System-search
IU.COR.00.BHZ 2017-08-16 13:03:28.460 315.2 1.00 s 6.0 mb 82.33° 42.9° System-search
IU.ANTO.00.BHZ 2017-08-16 13:03:42.289 68.6 1.15 s 5.3 mb 75.68° 307.8° System-search
IU.ANTO.00.BHZ 2017-08-16 13:03:42.589 574.4 1.55 s 5.5 mB_BB 75.68° 307.8° System-search
II.FFC.00.BHZ 2017-08-16 13:03:46.609 4e+03 1.00 s 6.4 mB_BB 86.39° 26.3° System-search
II.FFC.00.BHZ 2017-08-16 13:03:47.109 462.0 1.00 s 6.3 mb 86.39° 26.3° System-search
IU.KMBO.00.BHZ 2017-08-16 13:04:10.410 72.1 1.10 s 5.6 mb 91.05° 269.5° System-search
II.BFO.00.BHZ 2017-08-16 13:04:37.809 21.4 1.40 s 4.8 mb 86.02° 324.5° System-search
Channel Phase Time Time Residual Dir. Event Distance Event Azimuth Automatic? Defined By Action
II.ERM.00.BHZ P 2017-08-16 12:55:20.109 -2.20 s 18.07° 39.4° yes Time System-search
IU.PET.00.BHZ P 2017-08-16 12:57:41.089 -1.70 s 33.09° 34.5° yes Time System-search
IU.MAKZ.00.BHZ P 2017-08-16 12:58:39.859 0.40 s 39.77° 309.6° yes Time System-search
II.KURK.00.BHZ P 2017-08-16 12:59:03.359 0.20 s 42.70° 314.8° yes Time System-search
II.AAK.00.BHZ P 2017-08-16 12:59:20.410 0.70 s 44.72° 302.8° yes Time System-search
IU.ADK.00.BHZ P 2017-08-16 12:59:34.609 -0.60 s 46.76° 44.5° yes Time System-search
IU.MIDW.00.BHZ P 2017-08-16 12:59:44.009 0.70 s 47.76° 76.8° yes Time System-search
II.BRVK.00.BHZ P 2017-08-16 12:59:46.109 0 s 48.17° 316.9° yes Time System-search
IU.TARA.00.BHZ P 2017-08-16 13:00:06.910 -0.40 s 50.92° 114.1° yes Time System-search
IN.MNC.--.HHZ P 2017-08-16 13:00:39.910 0.60 s 55.30° 259.7° no Time System-search
IU.COLA.00.BHZ P 2017-08-16 13:01:24.160 0.30 s 61.87° 28.8° yes Time System-search
IU.NWAO.00.BHZ P 2017-08-16 13:01:24.259 -2.70 s 62.28° 190.1° yes Time System-search
OM.BID.--.HHZ P 2017-08-16 13:01:26.349 1.00 s 61.98° 282.9° yes Time System-search
OM.ASH.--.HHZ P 2017-08-16 13:01:34.549 0.20 s 63.33° 284.9° yes Time System-search
DN.HAT.--.HHZ P 2017-08-16 13:01:34.690 1.10 s 63.21° 285.0° yes Time System-search
DN.NAZ.--.HHZ P 2017-08-16 13:01:36.210 0.50 s 63.55° 285.3° yes Time System-search
DN.FAQ.--.HHZ P 2017-08-16 13:01:36.710 0 s 63.70° 285.1° yes Time System-search
AE.ALN.--.HHZ P 2017-08-16 13:01:37.710 0.20 s 63.81° 284.3° yes Time System-search
AE.AJN.--.HHZ P 2017-08-16 13:01:40.410 0 s 64.27° 285.1° no Time System-search
AE.SRB.--.HHZ P 2017-08-16 13:01:42.420 -0.60 s 64.68° 286.1° no Time System-search
AE.JRN.--.HHZ P 2017-08-16 13:01:50.430 -0.80 s 65.94° 286.3° no Time System-search
AE.MZR.--.HHZ P 2017-08-16 13:01:52.029 -0.40 s 66.14° 284.1° yes Time System-search
IU.KEV.00.BHZ P 2017-08-16 13:01:53.759 -2.50 s 66.87° 338.2° yes Time System-search
II.KIV.00.BHZ P 2017-08-16 13:01:59.160 -0.50 s 67.31° 308.8° yes Time System-search
II.MSVF.00.BHZ P 2017-08-16 13:01:59.259 0.80 s 67.08° 127.3° yes Time System-search
IU.GNI.00.BHZ P 2017-08-16 13:01:59.410 1.00 s 67.09° 304.4° yes Time System-search
BH.SAK.--.HHZ P 2017-08-16 13:02:00.809 -0.20 s 67.50° 288.2° yes Time System-search
GO.AKH.--.HHZ P 2017-08-16 13:02:02.609 1.10 s 67.58° 306.0° yes Time System-search
II.UOSS.10.BHZ PcP 2017-08-16 13:02:07.690 -1.10 s 63.11° 285.1° yes Time System-search
AE.MSF.--.HHZ PcP 2017-08-16 13:02:08.769 0.40 s 63.00° 285.5° yes Time System-search
IU.POHA.00.BHZ P 2017-08-16 13:02:13.759 0.80 s 69.36° 78.2° yes Time System-search
IU.ANTO.00.BHZ P 2017-08-16 13:02:49.640 -0.10 s 75.68° 307.8° yes Time System-search
GE.EIL.--.BHZ P 2017-08-16 13:03:05.690 -0.20 s 78.58° 297.6° yes Time System-search
IU.COR.00.BHZ P 2017-08-16 13:03:26.710 1.10 s 82.33° 42.9° yes Time System-search
II.BFO.00.BHZ P 2017-08-16 13:03:43.309 -0.90 s 86.02° 324.5° yes Time System-search
II.FFC.00.BHZ P 2017-08-16 13:03:45.910 0 s 86.39° 26.3° yes Time System-search
IU.KMBO.00.BHZ P 2017-08-16 13:04:08.710 -0.10 s 91.05° 269.5° yes Time System-search
IU.LSZ.00.BHZ Pdif 2017-08-16 13:05:13.059 -0.80 s 105.53° 261.1° yes Time System-search
IU.TSUM.10.BHZ PKPdf 2017-08-16 13:09:46.339 -0.50 s 116.36° 261.9° yes Time System-search
CU.MTDJ.00.BHZ PKPdf 2017-08-16 13:10:07.299 -0.30 s 127.15° 30.6° yes Time System-search
IU.OTAV.00.BHZ PKPpre 2017-08-16 13:10:29.259 1.00 s 141.66° 45.2° yes System-search
II.NNA.00.BHZ PKPdf 2017-08-16 13:10:51.410 0.30 s 151.51° 58.4° yes Time System-search
II.HOPE.10.BHZ PKPbc 2017-08-16 13:10:57.359 -0.20 s 152.16° 200.0° yes Time System-search
GT.PLCA.00.BHZ PKPdf 2017-08-16 13:11:02.400 -0.20 s 160.85° 132.3° yes Time System-search
IU.LVC.00.BHZ PKPdf 2017-08-16 13:11:07.579 1.30 s 163.68° 70.3° no Time System-search

Shake Maps

None

Ground Motion

None

Event 20170816-3

Time: 2017-08-16 12:51:25.220
Position:28.8675°N, 127.8410°E
Place:East Cina Sea
Major Place:297 km N of Naha, Japan
Depth:190.3 km
Magnitude:5.8 Mwb