Earthquake 20170801-8

2017-08-01 22:15:59.050 71.5 km 5.0 mb
36.1898°N, 139.9312°E
60 km N of Tokyo, Japan
Time Error: 1.15 s Depth Error: 15.5 km
Num. Stations: 20 Time RMS: 0.57 s
Num. Phases: 20 Azimuth Gap: 254°
Analysis Type: Manual Max. Intensity (MMI):
Effects Type: Seismic
 

MANUALLY REVIEWED LOCATION

Magnitudes

Preferred Magnitude Stations Error Author Action
Emblem-favorite 5.0 mb 19 0.10 NCMS System-search
5.1 M 23 0.20 NCMS System-search
5.1 mB_BB 4 0.30 NCMS System-search
5.0 mb 0 0 NCMS System-search
5.0 M 0 0 NCMS System-search

Origin Details

Ellipse Major:33.60 km Min. Distance:6.33° Fixed Depth:no
Ellipse Minor:9.90 km Max. Distance:85.44° Fixed Phase:no
Ellipse Strike:161.0° Fixed Location:no Fixed Time:no
Author:NCMS Location Method:Inversion Event Type:Earthquake
External Event ID:HYDRA_RED@17577 External Origin ID:HYDRA_RED@35249

Error Ellipse

Azimuth Dip Magnitude Action
Max 342° 78.9 km System-search
Intermediate 73° 46° 27.1 km System-search
Min 251° 43° 18.7 km System-search

None

Channel Time Amplitude Period/Duration Magnitude Event Distance Event Azimuth Action
IU.MAKZ.00.BHZ 2017-08-01 22:23:58.535 25.0 0.85 s 5.1 mb 43.77° 302.8° System-search
II.KURK.00.BHZ 2017-08-01 22:24:12.109 529.3 0.90 s 5.6 mB_BB 45.52° 308.7° System-search
II.KURK.00.BHZ 2017-08-01 22:24:12.559 53.4 0.90 s 5.4 mb 45.52° 308.7° System-search
II.AAK.00.BHZ 2017-08-01 22:24:46.309 27.9 0.70 s 5.4 mb 49.84° 298.7° System-search
IU.COLA.00.BHZ 2017-08-01 22:24:52.660 7.6 0.60 s 4.9 mb 50.42° 31.8° System-search
II.BRVK.00.BHZ 2017-08-01 22:24:54.960 8.1 0.90 s 4.8 mb 50.32° 312.7° System-search
II.NIL.00.BHZ 2017-08-01 22:25:15.309 21.9 0.70 s 5.3 mb 53.73° 288.3° System-search
IU.KBL.--.BHZ 2017-08-01 22:25:35.115 8.8 0.75 s 4.9 mb 56.60° 291.0° System-search
IU.KBL.--.BHZ 2017-08-01 22:25:42.015 168.3 4.95 s 5.3 mB_BB 56.60° 291.0° System-search
AE.SHM.--.HHZ 2017-08-01 22:27:06.589 21.1 0.74 s 5.2 mb 70.43° 288.6° System-search
II.KIV.00.BHZ 2017-08-01 22:27:08.309 45.1 0.70 s 5.5 mb 70.55° 310.7° System-search
OM.SOH.--.HHZ 2017-08-01 22:27:10.440 2.4 0.70 s 4.2 mb 71.09° 286.5° System-search
GO.AKH.--.HHZ 2017-08-01 22:27:13.230 5.0 0.70 s 4.6 mb 71.39° 308.0° System-search
AE.ALN.--.HHZ 2017-08-01 22:27:14.509 10.4 0.70 s 4.9 mb 71.74° 286.9° System-search
OM.ASH.--.HHZ 2017-08-01 22:27:20.059 14.3 1.84 s 4.6 mb 71.17° 287.3° System-search
IU.GNI.00.BHZ 2017-08-01 22:27:21.690 12.5 1.20 s 4.7 mb 71.25° 306.4° System-search
DN.ASU.--.HHZ 2017-08-01 22:27:21.750 131.2 1.38 s 5.7 mb 71.77° 287.6° System-search
AE.MZR.--.HHZ 2017-08-01 22:27:27.740 22.1 0.68 s 5.2 mb 74.06° 287.1° System-search
IU.ANTO.00.BHZ 2017-08-01 22:27:58.670 3.9 0.70 s 4.4 mb 78.94° 311.6° System-search
II.FFC.00.BHZ 2017-08-01 22:28:21.410 36.0 1.90 s 5.0 mb 75.05° 31.9° System-search
II.BFO.00.BHZ 2017-08-01 22:28:28.910 1.2 0.70 s 4.1 mb 85.44° 330.0° System-search
OM.SOH.--.HHZ 2017-08-01 22:28:47.900 67.6 4.66 s 4.7 mB_BB 71.09° 286.5° System-search
IU.ANTO.00.BHZ 2017-08-01 22:29:13.744 109.8 4.70 s 4.9 mB_BB 78.94° 311.6° System-search
Channel Phase Time Time Residual Dir. Event Distance Event Azimuth Automatic? Defined By Action
II.ERM.00.BHZ Pn 2017-08-01 22:17:28.609 -1.10 s 6.33° 22.3° yes Time System-search
IU.MAKZ.00.BHZ P 2017-08-01 22:23:57.660 0.20 s 43.77° 302.8° yes Time System-search
II.KURK.00.BHZ P 2017-08-01 22:24:10.710 -0.50 s 45.52° 308.7° yes Time System-search
II.AAK.00.BHZ P 2017-08-01 22:24:45.460 0.40 s 49.84° 298.7° no Time System-search
II.BRVK.00.BHZ P 2017-08-01 22:24:48.410 0.10 s 50.32° 312.7° yes Time System-search
IU.COLA.00.BHZ P 2017-08-01 22:24:49.559 0.70 s 50.42° 31.8° yes Time System-search
II.NIL.00.BHZ P 2017-08-01 22:25:14.710 0.70 s 53.73° 288.3° yes Time System-search
IU.KBL.--.BHZ P 2017-08-01 22:25:34.490 -0.40 s 56.60° 291.0° yes Time System-search
AE.SHM.--.HHZ P 2017-08-01 22:27:06.099 0.20 s 70.43° 288.6° yes Time System-search
II.KIV.00.BHZ P 2017-08-01 22:27:07.009 0.60 s 70.55° 310.7° yes Time System-search
OM.SOH.--.HHZ P 2017-08-01 22:27:08.880 -1.00 s 71.09° 286.5° no Time System-search
OM.ASH.--.HHZ P 2017-08-01 22:27:09.680 -0.80 s 71.17° 287.3° no Time System-search
IU.GNI.00.BHZ P 2017-08-01 22:27:10.390 -0.40 s 71.25° 306.4° no Time System-search
GO.AKH.--.HHZ P 2017-08-01 22:27:11.900 0.20 s 71.39° 308.0° no Time System-search
DN.ASU.--.HHZ P 2017-08-01 22:27:13.839 -0.10 s 71.77° 287.6° no Time System-search
AE.ALN.--.HHZ P 2017-08-01 22:27:14.039 0.20 s 71.74° 286.9° yes Time System-search
AE.MZR.--.HHZ P 2017-08-01 22:27:27.279 -0.30 s 74.06° 287.1° yes Time System-search
II.FFC.00.BHZ P 2017-08-01 22:27:32.509 -0.30 s 75.05° 31.9° yes Time System-search
IU.ANTO.00.BHZ P 2017-08-01 22:27:55.170 0.20 s 78.94° 311.6° no Time System-search
II.BFO.00.BHZ P 2017-08-01 22:28:27.910 -0.80 s 85.44° 330.0° yes Time System-search

Shake Maps

None

Ground Motion

None

Event 20170801-8

Time: 2017-08-01 22:15:59.050
Position:36.1898°N, 139.9312°E
Place:
Major Place:60 km N of Tokyo, Japan
Depth:71.5 km
Magnitude:5.0 mb