Earthquake 20170408-10

2017-04-08 22:20:11.700 27.1 km 5.4 Mb
37.4817°N, 141.4644°E
North Pacific Ocean
253 km NE of Tokyo, Japan
Time Error: 0.91 s Depth Error: 50.3 km
Num. Stations: 30 Time RMS: 0.45 s
Num. Phases: 30 Azimuth Gap: 178°
Analysis Type: Manual Max. Intensity (MMI):
Effects Type:
 

MANUALLY REVISED LOCATION

Magnitudes

Preferred Magnitude Stations Error Author Action
Emblem-favorite 5.4 Mb 15 1.0 NCMS System-search
4.0 Ms 1 1.0 NCMS System-search
4.6 mblg 1 1.0 NCMS System-search

Origin Details

Ellipse Major:14.30 km Min. Distance:4.71° Fixed Depth:no
Ellipse Minor:9.60 km Max. Distance:84.83° Fixed Phase:no
Ellipse Strike:143.0° Fixed Location:no Fixed Time:no
Author:NCMS Location Method:Inversion Event Type:Earthquake
External Event ID:HYDRA_RED@22603 External Origin ID:HYDRA_RED@95094

Error Ellipse

Azimuth Dip Magnitude Action
Max 18° 77° 78.2 km System-search
Intermediate 133° 32.4 km System-search
Min 224° 11° 16.9 km System-search

None

Channel Time Amplitude Period/Duration Magnitude Event Distance Event Azimuth Action
II.ERM.00.BHZ 2017-04-08 22:22:47.056 3e+04 0.95 s 4.6 mblg 4.71° 15.5° System-search
IU.MAKZ.00.BHZ 2017-04-08 22:28:17.990 802.5 1.50 s 5.3 Mb 44.10° 301.0° System-search
II.KURK.00.BHZ 2017-04-08 22:28:29.910 4e+03 0.90 s 5.8 Mb 45.66° 307.0° System-search
II.KAPI.00.BHZ 2017-04-08 22:28:40.410 918.0 1.00 s 5.4 Mb 46.90° 210.0° System-search
IU.COLA.00.BHZ 2017-04-08 22:28:53.259 291.0 1.20 s 4.9 Mb 48.62° 32.0° System-search
II.BRVK.00.BHZ 2017-04-08 22:29:06.079 1e+03 0.90 s 5.4 Mb 50.32° 312.0° System-search
II.AAK.00.BHZ 2017-04-08 22:29:06.390 741.5 0.70 s 5.6 Mb 50.29° 298.0° System-search
II.NIL.00.BHZ 2017-04-08 22:29:37.910 682.0 0.80 s 5.6 Mb 54.49° 287.0° System-search
IU.KBL.--.BHZ 2017-04-08 22:29:56.890 767.5 0.95 s 5.5 Mb 57.28° 290.0° System-search
II.KIV.00.BHZ 2017-04-08 22:31:24.450 1e+03 1.00 s 6.1 Mb 70.59° 310.0° System-search
OM.BID.--.HHZ 2017-04-08 22:31:27.660 479.0 1.00 s 5.6 Mb 71.02° 285.0° System-search
OM.BAN.--.HHZ 2017-04-08 22:31:28.160 744.5 0.80 s 5.8 Mb 71.10° 288.0° System-search
OM.MDH.--.HHZ 2017-04-08 22:31:29.019 63.0 0.88 s 4.7 Mb 71.44° 287.0° System-search
IU.GNI.00.BHZ 2017-04-08 22:31:30.730 793.5 0.90 s 5.2 Mb 71.43° 306.0° System-search
AE.MSF.--.HHZ 2017-04-08 22:31:30.769 511.5 0.86 s 5.6 Mb 71.51° 288.0° System-search
II.UOSS.10.BHZ 2017-04-08 22:31:31.369 637.5 0.85 s 5.1 Mb 71.71° 287.0° System-search
DN.HAT.--.HHZ 2017-04-08 22:31:32.299 249.5 0.84 s 5.2 Mb 71.83° 287.0° System-search
OM.SOH.--.HHZ 2017-04-08 22:31:32.500 113.0 0.94 s 4.9 Mb 71.90° 286.0° System-search
OM.ASH.--.HHZ 2017-04-08 22:31:32.980 163.5 1.18 s 5.0 Mb 71.96° 287.0° System-search
DN.NAZ.--.HHZ 2017-04-08 22:31:33.779 105.5 1.22 s 4.8 Mb 72.09° 287.0° System-search
DN.FAQ.--.HHZ 2017-04-08 22:31:34.500 217.0 0.88 s 5.8 Mb 72.28° 287.0° System-search
AE.ALN.--.HHZ 2017-04-08 22:31:36.269 420.5 0.86 s 5.4 Mb 72.54° 287.0° System-search
DN.ASU.--.HHZ 2017-04-08 22:31:36.579 380.0 0.86 s 6.1 Mb 72.54° 287.0° System-search
II.FFC.00.BHZ 2017-04-08 22:31:40.259 479.5 0.90 s 5.1 Mb 73.22° 32.0° System-search
UE.UMZA.--.HHZ 2017-04-08 22:31:42.660 255.5 0.90 s 5.6 Mb 73.74° 286.0° System-search
UE.MZWR.--.HHZ 2017-04-08 22:31:44.829 206.5 0.98 s 5.5 Mb 74.12° 287.0° System-search
AE.MZR.--.HHZ 2017-04-08 22:31:49.460 654.0 0.90 s 5.6 Mb 74.86° 287.0° System-search
IU.ANTO.00.BHZ 2017-04-08 22:32:13.230 321.0 1.15 s 4.9 Mb 78.94° 312.0° System-search
GE.EIL.--.BHZ 2017-04-08 22:32:40.640 602.5 0.90 s 5.6 Mb 84.13° 302.0° System-search
II.BFO.00.BHZ 2017-04-08 22:32:43.710 733.0 1.00 s 4.7 Mb 84.83° 330.0° System-search
IU.DAV.00.BHZ 2017-04-08 22:38:15.674 256.0 19.85 s 4.1 Ms 33.54° 209.5° System-search
Channel Phase Time Time Residual Dir. Event Distance Event Azimuth Automatic? Defined By Action
II.ERM.00.BHZ Pn 2017-04-08 22:21:21.089 0.30 s 4.71° 15.0° no Time System-search
IU.MAKZ.00.BHZ P 2017-04-08 22:28:17.990 0.50 s c 44.10° 301.0° yes Time System-search
II.KURK.00.BHZ P 2017-04-08 22:28:29.910 0.10 s c 45.66° 307.0° yes Time System-search
II.KAPI.00.BHZ P 2017-04-08 22:28:40.410 1.00 s 46.90° 210.0° no Time System-search
IU.COLA.00.BHZ P 2017-04-08 22:28:53.259 0.40 s 48.62° 32.0° no Time System-search
II.BRVK.00.BHZ P 2017-04-08 22:29:06.079 0.20 s 50.32° 312.0° no Time System-search
II.AAK.00.BHZ P 2017-04-08 22:29:06.390 0.40 s 50.29° 298.0° no Time System-search
II.NIL.00.BHZ P 2017-04-08 22:29:37.910 0.90 s c 54.49° 287.0° yes Time System-search
IU.KBL.--.BHZ P 2017-04-08 22:29:56.890 -0.30 s c 57.28° 290.0° yes Time System-search
II.KIV.00.BHZ P 2017-04-08 22:31:24.450 -0.20 s 70.59° 310.0° no Time System-search
OM.BID.--.HHZ P 2017-04-08 22:31:27.660 0.50 s 71.02° 285.0° no Time System-search
OM.BAN.--.HHZ P 2017-04-08 22:31:28.160 0.50 s 71.10° 288.0° no Time System-search
OM.MDH.--.HHZ P 2017-04-08 22:31:29.019 -0.70 s 71.44° 287.0° no Time System-search
IU.GNI.00.BHZ P 2017-04-08 22:31:30.730 0.90 s 71.43° 306.0° no Time System-search
AE.MSF.--.HHZ P 2017-04-08 22:31:30.769 0.60 s 71.51° 288.0° no Time System-search
II.UOSS.10.BHZ P 2017-04-08 22:31:31.369 0 s 71.71° 287.0° no Time System-search
DN.HAT.--.HHZ P 2017-04-08 22:31:32.299 0.30 s 71.83° 287.0° no Time System-search
OM.SOH.--.HHZ P 2017-04-08 22:31:32.500 0.10 s 71.90° 286.0° no Time System-search
OM.ASH.--.HHZ P 2017-04-08 22:31:32.980 0.10 s 71.96° 287.0° no Time System-search
DN.NAZ.--.HHZ P 2017-04-08 22:31:33.779 0.10 s 72.09° 287.0° no Time System-search
DN.FAQ.--.HHZ P 2017-04-08 22:31:34.500 -0.20 s 72.28° 287.0° no Time System-search
AE.ALN.--.HHZ P 2017-04-08 22:31:36.269 0 s 72.54° 287.0° no Time System-search
DN.ASU.--.HHZ P 2017-04-08 22:31:36.579 0.20 s 72.54° 287.0° no Time System-search
II.FFC.00.BHZ P 2017-04-08 22:31:40.259 -0.10 s c 73.22° 32.0° yes Time System-search
UE.UMZA.--.HHZ P 2017-04-08 22:31:42.660 -0.70 s c 73.74° 286.0° yes Time System-search
UE.MZWR.--.HHZ P 2017-04-08 22:31:44.829 -0.80 s 74.12° 287.0° no Time System-search
AE.MZR.--.HHZ P 2017-04-08 22:31:49.460 -0.40 s 74.86° 287.0° no Time System-search
IU.ANTO.00.BHZ P 2017-04-08 22:32:13.230 0.20 s 78.94° 312.0° no Time System-search
GE.EIL.--.BHZ P 2017-04-08 22:32:40.640 0.20 s 84.13° 302.0° no Time System-search
II.BFO.00.BHZ P 2017-04-08 22:32:43.710 -0.30 s c 84.83° 330.0° yes Time System-search

Shake Maps

None

Ground Motion

None

Event 20170408-10

Time: 2017-04-08 22:20:11.700
Position:37.4817°N, 141.4644°E
Place:North Pacific Ocean
Major Place:253 km NE of Tokyo, Japan
Depth:27.1 km
Magnitude:5.4 Mb