Event 20200430-7
2020-04-30 03:15:27.830 UTC 28 km 5.4 mb
40.9389°N, 144.6758°E
North Pacific Ocean; 164 km from Okuimasu, Hokkaido, Japan
Time Error: 0.91 s Analysis Type: Manual
Time RMS: 0.45 s Num. Stations: 26
Depth Error: 28 km Num. Phases: 26
Reference Elevation: 0 km Max. Intensity (MMI):
Azimuth Gap: 230° Effects Type: Seismic
 
MANUALLY REVIEWED LOCATION
Magnitudes
Preferred Magnitude Stations Error Author Action
6.2 mB_BB 2 0.4 NEIC Action show
5.6 M 15 0.5 NEIC Action show
5.4 M 0 0 NCMS Action show
Emblem favorite 5.4 mb 0 0 NCMS Action show
5.4 mb 13 0.2 NEIC Action show
 
Origin Details
Ellipse Major: 38.30 km Seismic Moment:
Ellipse Minor: 7.60 km Corner Frequency:
Ellipse Strike: 163.0° Stress Drop:
Min. Distance: 42.52° Source Radius:
Max. Distance: 79.27° Location Method: Inversion
Fixed Location: no Author: NEIC
Fixed Depth: no Event Type: Earthquake
Fixed Phase: no External Event ID: HYDRA_RED@45461
Fixed Time: no External Origin ID: HYDRA_RED@85398
 
Error Ellipse
Length Azimuth Dip Action
Maximum 89.80 km 344.00° 3.00° Action show
Intermediate 42.20 km 93.00° 80.00° Action show
Minimum 16.60 km 253.00° 9.00° Action show
 

None

Channel Time Amplitude Period/Duration Magnitude Event Distance Event Azimuth Action
IU.COLA.00.BHZ 2020-04-30 03:23:53.859 UTC 2093.0 1.25 s 6.2 mB_BB 44.42° 34.2° Action show
IU.COLA.00.BHZ 2020-04-30 03:23:54.329 UTC 267.2 1.10 s 6.0 mb 44.42° 34.2° Action show
II.NIL.00.BHZ 2020-04-30 03:25:01.859 UTC 1529.1 1.40 s 6.2 mB_BB 55.84° 287.3° Action show
II.NIL.00.BHZ 2020-04-30 03:25:02.309 UTC 105.4 0.80 s 5.9 mb 55.84° 287.3° Action show
II.FFC.00.BHZ 2020-04-30 03:26:45.769 UTC 14.5 0.90 s 5.1 mb 69.05° 34.7° Action show
AE.SHM.--.HHZ 2020-04-30 03:26:52.700 UTC 50.8 0.98 s 5.5 mb 72.41° 289.6° Action show
AE.DBF.--.HHZ 2020-04-30 03:26:53.710 UTC 15.4 1.08 s 4.9 mb 72.55° 289.0° Action show
AE.MSF.--.HHZ 2020-04-30 03:26:55.460 UTC 31.6 1.02 s 5.3 mb 72.79° 288.9° Action show
IU.KIEV.00.BHZ 2020-04-30 03:26:58.490 UTC 231.2 1.00 s 6.2 mb 72.74° 323.1° Action show
AE.ALN.--.HHZ 2020-04-30 03:27:01.240 UTC 31.2 1.12 s 5.2 mb 73.88° 288.1° Action show
QK.SLY.--.HHZ 2020-04-30 03:27:01.759 UTC 47.0 1.20 s 5.4 mb 73.75° 303.2° Action show
QK.KSDD.--.HHZ 2020-04-30 03:27:02.089 UTC 27.9 1.04 s 5.2 mb 73.91° 302.7° Action show
AE.SRB.--.HHZ 2020-04-30 03:27:02.900 UTC 37.8 1.16 s 5.3 mb 74.26° 289.9° Action show
AE.MZR.--.HHZ 2020-04-30 03:27:14.900 UTC 101.4 1.34 s 5.7 mb 76.17° 288.6° Action show
AE.MKZ.--.HHZ 2020-04-30 03:27:18.170 UTC 94.9 1.10 s 5.7 mb 76.84° 289.1° Action show
Channel Phase Time Time Residual Direction Event Distance Event Azimuth Automatic? Defined By Action
II.KDAK.00.BHZ P 2020-04-30 03:23:20.799 UTC 0.40 s _ 42.52° 44.7° no Time Action show
IU.COLA.00.BHZ P 2020-04-30 03:23:35.880 UTC 0.30 s _ 44.42° 34.2° no Time Action show
II.NIL.00.BHZ P 2020-04-30 03:25:00.259 UTC -2.50 s _ 55.84° 287.3° no Time Action show
II.FFC.00.BHZ P 2020-04-30 03:26:28.720 UTC -1.90 s _ 69.05° 34.7° no Time Action show
AE.SHM.--.HHZ P 2020-04-30 03:26:51.220 UTC -0.30 s _ 72.41° 289.6° no Time Action show
IU.KIEV.00.BHZ P 2020-04-30 03:26:52.140 UTC -0.90 s _ 72.74° 323.1° no Time Action show
AE.DBF.--.HHZ P 2020-04-30 03:26:52.420 UTC 0 s _ 72.55° 289.0° no Time Action show
OM.BID.--.HHZ P 2020-04-30 03:26:52.430 UTC 0.40 s _ 72.49° 286.2° no Time Action show
OM.MDH.--.HHZ P 2020-04-30 03:26:52.809 UTC -0.70 s _ 72.73° 288.8° no Time Action show
AE.MSF.--.HHZ P 2020-04-30 03:26:54.220 UTC 0.40 s _ 72.79° 288.9° yes Time Action show
DN.HAT.--.HHZ P 2020-04-30 03:26:55.799 UTC -0.10 s _ 73.14° 288.5° no Time Action show
OM.SOH.--.HHZ P 2020-04-30 03:26:55.960 UTC -0.70 s _ 73.27° 287.7° no Time Action show
OM.ASH.--.HHZ P 2020-04-30 03:26:57.069 UTC 0.30 s _ 73.28° 288.4° no Time Action show
DN.NAZ.--.HHZ P 2020-04-30 03:26:57.400 UTC 0.10 s _ 73.38° 288.9° no Time Action show
DN.FAQ.--.HHZ P 2020-04-30 03:26:58.410 UTC -0.10 s _ 73.58° 288.7° no Time Action show
QK.SLY.--.HHZ P 2020-04-30 03:26:59.809 UTC 0.30 s _ 73.75° 303.2° no Time Action show
DN.ASU.--.HHZ P 2020-04-30 03:26:59.890 UTC -0.10 s _ 73.84° 288.8° no Time Action show
AE.ALN.--.HHZ P 2020-04-30 03:27:00.579 UTC 0.30 s _ 73.88° 288.1° no Time Action show
QK.KSDD.--.HHZ P 2020-04-30 03:27:01.018 UTC 0.70 s _ 73.91° 302.7° no Time Action show
AE.SRB.--.HHZ P 2020-04-30 03:27:01.380 UTC -1.10 s _ 74.26° 289.9° no Time Action show
QK.KHWL.--.HHZ P 2020-04-30 03:27:01.400 UTC -0.60 s _ 74.19° 304.4° no Time Action show
UE.GHWR.--.HHZ P 2020-04-30 03:27:12.480 UTC 0 s _ 76.00° 289.7° no Time Action show
AE.MZR.--.HHZ P 2020-04-30 03:27:13.539 UTC 0.10 s _ 76.17° 288.6° no Time Action show
UE.SLWR.--.HHZ P 2020-04-30 03:27:17.130 UTC 0.20 s _ 76.78° 290.5° no Time Action show
AE.MKZ.--.HHZ P 2020-04-30 03:27:17.769 UTC 0.50 s _ 76.84° 289.1° no Time Action show
IU.TUC.10.BHZ P 2020-04-30 03:27:30.650 UTC -0.10 s _ 79.27° 56.4° no Time Action show

Ground Motion

No ground motions for this event.