Earthquake 20170227-1

2017-02-27 01:21:19.310 38.5 km 5.0 Mb
51.9005°N, 158.9424°E
North Pacific Ocean
1639 km NE of Sapporo, Japan
Time Error: 0.87 s Depth Error: 14.0 km
Num. Stations: 27 Time RMS: 0.43 s
Num. Phases: 27 Azimuth Gap: 189°
Analysis Type: Manual Max. Intensity (MMI):
Effects Type:
 

MANUALLY REVISED LOCATION

Magnitudes

Preferred Magnitude Stations Error Author Action
Emblem-favorite 5.0 Mb 12 1.0 NCMS System-search
4.3 Md 1 1.0 NCMS System-search
4.6 mblg 1 1.0 NCMS System-search
4.1 Ms 14 1.0 NCMS System-search

Origin Details

Ellipse Major:13.90 km Min. Distance:1.14° Fixed Depth:no
Ellipse Minor:6.90 km Max. Distance:85.03° Fixed Phase:no
Ellipse Strike:134.0° Fixed Location:no Fixed Time:no
Author:NCMS Location Method:Inversion Event Type:Earthquake
External Event ID:HYDRA_RED@21397 External Origin ID:HYDRA_RED@89012

Error Ellipse

Azimuth Dip Magnitude Action
Max 315° 13° 33.0 km System-search
Intermediate 122° 76° 20.5 km System-search
Min 224° 16.1 km System-search

None

Channel Time Amplitude Period/Duration Magnitude Event Distance Event Azimuth Action
IU.PET.00.BHZ 2017-02-27 01:21:57.868 2e+05 0.80 s 4.6 mblg 1.14° 351.1° System-search
IU.PET.00.BHZ 2017-02-27 01:25:34.369 235.5 s 4.3 Md 1.14° 351.1° System-search
IU.COLA.00.BHZ 2017-02-27 01:27:20.910 330.5 0.90 s 4.7 Mb 29.70° 43.0° System-search
IU.MAKZ.00.BHZ 2017-02-27 01:29:54.589 76.0 0.70 s 4.5 Mb 48.16° 296.0° System-search
II.BRVK.00.BHZ 2017-02-27 01:30:12.359 357.0 0.60 s 4.9 Mb 50.55° 308.0° System-search
II.FFC.00.BHZ 2017-02-27 01:30:41.710 331.5 1.00 s 4.9 Mb 54.29° 44.0° System-search
II.AAK.00.BHZ 2017-02-27 01:30:45.460 235.0 1.40 s 5.1 Mb 54.92° 296.0° System-search
II.NIL.00.BHZ 2017-02-27 01:31:34.960 292.5 0.70 s 5.4 Mb 61.80° 289.0° System-search
IU.KBL.--.BHZ 2017-02-27 01:31:45.890 93.5 0.80 s 4.6 Mb 63.59° 292.0° System-search
II.KIV.00.BHZ 2017-02-27 01:32:27.109 201.5 0.60 s 5.2 Mb 69.73° 316.0° System-search
GO.AKH.--.HHZ 2017-02-27 01:32:37.150 99.0 0.86 s 4.5 Mb 71.43° 314.0° System-search
IU.GNI.00.BHZ 2017-02-27 01:32:39.309 553.0 1.70 s 4.9 Mb 71.89° 312.0° System-search
II.BFO.00.BHZ 2017-02-27 01:33:07.910 534.5 1.70 s 4.4 Mb 76.91° 340.0° System-search
II.PALK.00.BHZ 2017-02-27 01:33:09.460 867.0 0.70 s 5.3 Mb 77.06° 265.0° System-search
OM.BAN.--.HHZ 2017-02-27 01:33:09.980 318.5 0.72 s 5.3 Mb 77.29° 295.0° System-search
II.UOSS.10.BHZ 2017-02-27 01:33:13.809 353.0 0.75 s 4.8 Mb 78.11° 295.0° System-search
DN.HAT.--.HHZ 2017-02-27 01:33:15.579 98.0 0.86 s 4.8 Mb 78.24° 295.0° System-search
DN.NAZ.--.HHZ 2017-02-27 01:33:16.079 121.0 0.94 s 4.9 Mb 78.38° 295.0° System-search
OM.ASH.--.HHZ 2017-02-27 01:33:16.210 120.5 1.34 s 4.9 Mb 78.39° 295.0° System-search
OM.SOH.--.HHZ 2017-02-27 01:33:16.299 67.0 0.80 s 4.6 Mb 78.56° 294.0° System-search
DN.ASU.--.HHZ 2017-02-27 01:33:18.690 188.0 1.08 s 5.7 Mb 78.85° 295.0° System-search
AE.AJN.--.HHZ 2017-02-27 01:33:19.730 225.5 0.74 s 5.1 Mb 79.08° 295.0° System-search
AE.ALN.--.HHZ 2017-02-27 01:33:20.049 290.5 0.96 s 5.2 Mb 79.06° 294.0° System-search
UE.UMZA.--.HHZ 2017-02-27 01:33:27.289 739.0 0.64 s 6.0 Mb 80.45° 294.0° System-search
AE.MZR.--.HHZ 2017-02-27 01:33:31.250 1e+03 0.74 s 5.9 Mb 81.16° 296.0° System-search
GE.EIL.--.BHZ 2017-02-27 01:33:51.490 623.0 0.80 s 5.5 Mb 85.03° 313.0° System-search
IU.COLA.00.BHZ 2017-02-27 01:40:15.470 257.5 18.15 s 3.8 Ms 29.74° 43.5° System-search
IU.MAKZ.00.BHZ 2017-02-27 01:50:30.769 205.0 21.38 s 4.2 Ms 48.21° 296.2° System-search
II.BRVK.00.BHZ 2017-02-27 01:53:37.569 823.0 19.10 s 4.6 Ms 50.61° 308.7° System-search
AE.UMQ.--.HHZ 2017-02-27 01:57:08.500 24.5 21.56 s 3.9 Ms 78.01° 296.1° System-search
II.UOSS.10.BHZ 2017-02-27 01:57:27.795 81.0 20.17 s 3.8 Ms 78.16° 295.4° System-search
IU.KBL.--.BHZ 2017-02-27 02:00:49.444 154.0 21.40 s 4.3 Ms 63.65° 293.0° System-search
II.NIL.00.BHZ 2017-02-27 02:01:15.869 149.5 18.75 s 4.4 Ms 61.84° 289.5° System-search
UE.UMZA.--.HHZ 2017-02-27 02:06:35.190 18.5 18.90 s 4.1 Ms 80.50° 294.7° System-search
DN.HAT.--.HHZ 2017-02-27 02:07:12.440 16.5 21.71 s 3.7 Ms 78.29° 295.3° System-search
II.KIV.00.BHZ 2017-02-27 02:07:21.220 334.0 18.40 s 4.9 Ms 69.82° 316.5° System-search
IU.GNI.00.BHZ 2017-02-27 02:08:21.069 470.5 19.00 s 4.5 Ms 71.98° 312.8° System-search
IU.ANTO.00.BHZ 2017-02-27 02:08:58.345 90.0 20.50 s 4.0 Ms 77.30° 320.5° System-search
II.PALK.00.BHZ 2017-02-27 02:09:27.170 114.5 20.20 s 4.1 Ms 77.06° 265.4° System-search
GO.AKH.--.HHZ 2017-02-27 02:09:44.450 188.0 20.10 s 4.4 Ms 71.52° 314.4° System-search
AE.SHM.--.HHZ 2017-02-27 02:11:54.250 49.5 18.31 s 4.2 Ms 77.31° 296.2° System-search
OM.BAN.--.HHZ 2017-02-27 02:12:06.809 11.5 18.84 s 3.5 Ms 77.34° 295.9° System-search
OM.SOH.--.HHZ 2017-02-27 02:12:36.119 14.0 19.55 s 3.6 Ms 78.61° 294.6° System-search
BH.SAK.--.HHZ 2017-02-27 02:12:43.190 24.0 18.11 s 4.0 Ms 80.45° 300.1° System-search
OM.MDH.--.HHZ 2017-02-27 02:12:56.349 12.5 19.66 s 3.6 Ms 77.83° 295.5° System-search
QA.ABUH.--.HHZ 2017-02-27 02:12:58.039 39.0 18.05 s 1.5 Ms 80.52° 299.0° System-search
AE.SRB.--.HHZ 2017-02-27 02:14:41.779 49.5 19.37 s 4.3 Ms 79.04° 297.0° System-search
AE.AJN.--.HHZ 2017-02-27 02:14:49.910 26.5 21.48 s 3.9 Ms 79.13° 296.0° System-search
IN.MNC.--.HHZ 2017-02-27 02:15:27.819 98.0 18.55 s 5.0 Ms 81.01° 272.1° System-search
GE.EIL.--.BHZ 2017-02-27 02:16:30.670 112.5 19.90 s 4.3 Ms 85.12° 313.7° System-search
CU.TGUH.00.BHZ 2017-02-27 02:16:59.744 55.0 20.13 s 4.1 Ms 93.04° 62.6° System-search
II.SACV.00.BHZ 2017-02-27 02:26:19.019 0.50 20.90 s 2.0 Ms 113.38° 2.7° System-search
IU.KMBO.00.BHZ 2017-02-27 02:32:06.220 118.0 19.50 s 4.3 Ms 109.92° 295.4° System-search
Channel Phase Time Time Residual Dir. Event Distance Event Azimuth Automatic? Defined By Action
IU.PET.00.BHZ Pn 2017-02-27 01:21:38.869 0.10 s 1.14° 351.0° no Time System-search
II.ERM.00.BHZ Pn 2017-02-27 01:24:42.990 -0.10 s 14.59° 233.0° no Time System-search
IU.COLA.00.BHZ P 2017-02-27 01:27:20.910 -0.60 s c 29.70° 43.0° yes Time System-search
IU.MAKZ.00.BHZ P 2017-02-27 01:29:54.589 -1.20 s c 48.16° 296.0° yes Time System-search
II.BRVK.00.BHZ P 2017-02-27 01:30:12.359 -1.60 s c 50.55° 308.0° yes Time System-search
II.FFC.00.BHZ P 2017-02-27 01:30:41.710 0 s c 54.29° 44.0° yes Time System-search
II.AAK.00.BHZ P 2017-02-27 01:30:45.460 -1.00 s c 54.92° 296.0° yes Time System-search
II.NIL.00.BHZ P 2017-02-27 01:31:34.960 0.60 s c 61.80° 289.0° yes Time System-search
IU.KBL.--.BHZ P 2017-02-27 01:31:45.890 -0.70 s c 63.59° 292.0° yes Time System-search
II.KIV.00.BHZ P 2017-02-27 01:32:27.109 1.50 s c 69.73° 316.0° yes Time System-search
GO.AKH.--.HHZ P 2017-02-27 01:32:37.150 1.00 s c 71.43° 314.0° yes Time System-search
IU.GNI.00.BHZ P 2017-02-27 01:32:39.309 0.40 s c 71.89° 312.0° yes Time System-search
II.BFO.00.BHZ P 2017-02-27 01:33:07.910 0 s c 76.91° 340.0° yes Time System-search
II.PALK.00.BHZ P 2017-02-27 01:33:09.460 1.00 s c 77.06° 265.0° yes Time System-search
OM.BAN.--.HHZ P 2017-02-27 01:33:09.980 0 s 77.29° 295.0° no Time System-search
II.UOSS.10.BHZ P 2017-02-27 01:33:13.809 -0.70 s 78.11° 295.0° no Time System-search
DN.HAT.--.HHZ P 2017-02-27 01:33:15.579 0.30 s 78.24° 295.0° no Time System-search
DN.NAZ.--.HHZ P 2017-02-27 01:33:16.079 0.10 s c 78.38° 295.0° yes Time System-search
OM.ASH.--.HHZ P 2017-02-27 01:33:16.210 0 s 78.39° 295.0° no Time System-search
OM.SOH.--.HHZ P 2017-02-27 01:33:16.299 -0.70 s 78.56° 294.0° no Time System-search
DN.ASU.--.HHZ P 2017-02-27 01:33:18.690 0.10 s 78.85° 295.0° no Time System-search
AE.AJN.--.HHZ P 2017-02-27 01:33:19.730 -0.10 s 79.08° 295.0° no Time System-search
AE.ALN.--.HHZ P 2017-02-27 01:33:20.049 0.30 s c 79.06° 294.0° yes Time System-search
UE.UMZA.--.HHZ P 2017-02-27 01:33:27.289 0 s c 80.45° 294.0° yes Time System-search
QA.SMRA.--.HHZ P 2017-02-27 01:33:31.200 -0.20 s c 81.23° 299.0° yes Time System-search
AE.MZR.--.HHZ P 2017-02-27 01:33:31.250 0.20 s c 81.16° 296.0° yes Time System-search
GE.EIL.--.BHZ P 2017-02-27 01:33:51.490 0.30 s c 85.03° 313.0° yes Time System-search

Shake Maps

None

Ground Motion

None

Event 20170227-1

Time: 2017-02-27 01:21:19.310
Position:51.9005°N, 158.9424°E
Place:North Pacific Ocean
Major Place:1639 km NE of Sapporo, Japan
Depth:38.5 km
Magnitude:5.0 Mb