Earthquake 20170419-1

2017-04-19 17:15:38.480 55.0 km 5.1 Mb
37.7752°N, 141.6448°E
North Pacific Ocean
289 km NE of Tokyo, Japan
Time Error: 1.33 s Depth Error: 25.4 km
Num. Stations: 20 Time RMS: 0.66 s
Num. Phases: 20 Azimuth Gap: 177°
Analysis Type: Manual Max. Intensity (MMI):
Effects Type:
 

MANUALLY REVISED LOCATION

Magnitudes

Preferred Magnitude Stations Error Author Action
Emblem-favorite 5.1 Mb 10 1.0 NCMS System-search

Origin Details

Ellipse Major:14.50 km Min. Distance:4.39° Fixed Depth:no
Ellipse Minor:10.20 km Max. Distance:84.64° Fixed Phase:no
Ellipse Strike:146.0° Fixed Location:no Fixed Time:no
Author:NCMS Location Method:Inversion Event Type:Earthquake
External Event ID:HYDRA_RED@23208 External Origin ID:HYDRA_RED@97594

Error Ellipse

Azimuth Dip Magnitude Action
Max 56° 43.7 km System-search
Intermediate 123° 17° 31.8 km System-search
Min 222° 27° 16.2 km System-search

None

Channel Time Amplitude Period/Duration Magnitude Event Distance Event Azimuth Action
IU.MAKZ.00.BHZ 2017-04-19 17:23:41.960 252.0 0.75 s 4.7 Mb 44.07° 301.0° System-search
II.KURK.00.BHZ 2017-04-19 17:23:53.759 3e+03 0.70 s 5.6 Mb 45.59° 307.0° System-search
II.KAPI.00.BHZ 2017-04-19 17:24:09.059 485.0 1.00 s 5.1 Mb 47.23° 210.0° System-search
IU.COLA.00.BHZ 2017-04-19 17:24:14.509 346.5 0.70 s 4.9 Mb 48.30° 32.0° System-search
II.BRVK.00.BHZ 2017-04-19 17:24:29.650 381.5 0.80 s 5.0 Mb 50.23° 311.0° System-search
II.AAK.00.BHZ 2017-04-19 17:24:30.009 359.5 0.70 s 5.3 Mb 50.28° 297.0° System-search
IU.KBL.--.BHZ 2017-04-19 17:25:21.069 174.0 0.85 s 4.9 Mb 57.31° 290.0° System-search
II.KIV.00.BHZ 2017-04-19 17:26:49.410 626.5 0.90 s 5.6 Mb 70.51° 310.0° System-search
OM.BAN.--.HHZ 2017-04-19 17:26:50.569 309.0 1.02 s 5.2 Mb 71.14° 288.0° System-search
AE.SHM.--.HHZ 2017-04-19 17:26:51.940 313.5 0.88 s 5.2 Mb 71.21° 288.0° System-search
DN.HAT.--.HHZ 2017-04-19 17:26:56.130 84.0 0.72 s 4.7 Mb 71.87° 287.0° System-search
DN.ASU.--.HHZ 2017-04-19 17:26:59.579 421.5 2.96 s 6.0 Mb 72.59° 287.0° System-search
AE.ALN.--.HHZ 2017-04-19 17:26:59.799 182.5 0.66 s 5.0 Mb 72.59° 287.0° System-search
II.FFC.00.BHZ 2017-04-19 17:27:01.509 573.5 0.80 s 5.0 Mb 72.90° 32.0° System-search
UE.UMZA.--.HHZ 2017-04-19 17:27:06.130 108.0 1.24 s 5.1 Mb 73.79° 286.0° System-search
AE.MZR.--.HHZ 2017-04-19 17:27:12.460 231.0 0.84 s 5.1 Mb 74.90° 287.0° System-search
GE.EIL.--.BHZ 2017-04-19 17:28:03.339 228.5 0.80 s 5.0 Mb 84.09° 303.0° System-search
II.BFO.00.BHZ 2017-04-19 17:28:06.809 588.5 0.90 s 4.5 Mb 84.64° 330.0° System-search
Channel Phase Time Time Residual Dir. Event Distance Event Azimuth Automatic? Defined By Action
II.ERM.00.BHZ Pn 2017-04-19 17:16:42.230 -0.30 s 4.39° 14.0° no Time System-search
IU.MAKZ.00.BHZ P 2017-04-19 17:23:41.960 1.00 s c 44.07° 301.0° yes Time System-search
II.KURK.00.BHZ P 2017-04-19 17:23:53.759 0.70 s c 45.59° 307.0° yes Time System-search
II.KAPI.00.BHZ P 2017-04-19 17:24:09.059 3.40 s c 47.23° 210.0° yes Time System-search
IU.COLA.00.BHZ P 2017-04-19 17:24:14.509 0.40 s c 48.30° 32.0° yes Time System-search
II.BRVK.00.BHZ P 2017-04-19 17:24:29.650 0.80 s 50.23° 311.0° no Time System-search
II.AAK.00.BHZ P 2017-04-19 17:24:30.009 0.50 s c 50.28° 297.0° yes Time System-search
IU.KBL.--.BHZ P 2017-04-19 17:25:21.069 0.10 s c 57.31° 290.0° yes Time System-search
II.KIV.00.BHZ P 2017-04-19 17:26:49.410 1.80 s c 70.51° 310.0° yes Time System-search
OM.BAN.--.HHZ P 2017-04-19 17:26:50.569 -0.80 s c 71.14° 288.0° yes Time System-search
AE.SHM.--.HHZ P 2017-04-19 17:26:51.940 0.10 s c 71.21° 288.0° yes Time System-search
OM.SOH.--.HHZ P 2017-04-19 17:26:55.920 -0.30 s c 71.95° 286.0° yes Time System-search
DN.HAT.--.HHZ P 2017-04-19 17:26:56.130 0.30 s c 71.87° 287.0° yes Time System-search
DN.ASU.--.HHZ P 2017-04-19 17:26:59.579 -0.50 s 72.59° 287.0° no Time System-search
AE.ALN.--.HHZ P 2017-04-19 17:26:59.799 -0.20 s c 72.59° 287.0° yes Time System-search
II.FFC.00.BHZ P 2017-04-19 17:27:01.509 -0.30 s c 72.90° 32.0° yes Time System-search
UE.UMZA.--.HHZ P 2017-04-19 17:27:06.130 -1.00 s c 73.79° 286.0° yes Time System-search
AE.MZR.--.HHZ P 2017-04-19 17:27:12.460 -1.10 s 74.90° 287.0° no Time System-search
GE.EIL.--.BHZ P 2017-04-19 17:28:03.339 -0.20 s c 84.09° 303.0° yes Time System-search
II.BFO.00.BHZ P 2017-04-19 17:28:06.809 0.40 s c 84.64° 330.0° yes Time System-search

Shake Maps

None

Ground Motion

None

Event 20170419-1

Time: 2017-04-19 17:15:38.480
Position:37.7752°N, 141.6448°E
Place:North Pacific Ocean
Major Place:289 km NE of Tokyo, Japan
Depth:55.0 km
Magnitude:5.1 Mb