Earthquake 20170928-9

2017-09-28 08:11:59.780 26.8 km 5.3 mb
20.3279°N, 144.7690°E
Phillipine Sea
763 km N of Hagåtña, Guam
Time Error: 2.85 s Depth Error: 13.8 km
Num. Stations: 19 Time RMS: 1.40 s
Num. Phases: 19 Azimuth Gap: 175°
Analysis Type: Manual Max. Intensity (MMI):
Effects Type: Seismic
 

MANUALLY REVIEWED LOCATION

Magnitudes

Preferred Magnitude Stations Error Author Action
5.3 mb 19 0.10 NCMS System-search
5.2 Mwp 7 0.10 NCMS System-search
5.3 M 38 0.10 NCMS System-search
5.5 mB_BB 12 0.20 NCMS System-search
5.6 Ms_BB 1 0.50 NCMS System-search
Emblem-favorite 5.3 mb NCMS System-search

Origin Details

Ellipse Major:13.90 km Min. Distance:34.35° Fixed Depth:no
Ellipse Minor:9.20 km Max. Distance:86.19° Fixed Phase:no
Ellipse Strike:123.0° Fixed Location:no Fixed Time:no
Author:NCMS Location Method:Inversion Event Type:Suspected Earthquake
External Event ID:HYDRA_RED@18743 External Origin ID:HYDRA_RED@37476

Error Ellipse

Azimuth Dip Magnitude Action
Max 123° 12° 33.0 km System-search
Intermediate 29° 18° 21.7 km System-search
Min 245° 67° 20.0 km System-search

None

Channel Time Amplitude Period/Duration Magnitude Event Distance Event Azimuth Action
IU.PET.00.BHZ 2017-09-28 08:18:56.240 32.3 0.90 s 5.3 mb 34.35° 14.9° System-search
II.KAPI.00.BHZ 2017-09-28 08:19:18.759 53.7 1.20 s 5.3 mb 35.19° 227.0° System-search
IU.MAKZ.00.BHZ 2017-09-28 08:21:43.359 319.6 2.85 s 5.5 mB_BB 56.93° 313.2° System-search
IU.MAKZ.00.BHZ 2017-09-28 08:21:47.710 27.9 0.80 s 5.3 mb 56.93° 313.2° System-search
II.KURK.00.BHZ 2017-09-28 08:22:00.359 341.5 1.60 s 5.6 mB_BB 59.48° 317.6° System-search
IU.NWAO.00.BHZ 2017-09-28 08:22:04.210 76.2 1.20 s 5.7 mb 59.13° 207.0° System-search
II.KURK.00.BHZ 2017-09-28 08:22:11.109 383.3 11.45 s 5.1 Mwp 59.48° 317.6° System-search
II.KURK.00.BHZ 2017-09-28 08:22:18.009 29.2 0.90 s 5.4 mb 59.48° 317.6° System-search
II.AAK.00.BHZ 2017-09-28 08:22:20.359 568.4 4.00 s 5.9 mB_BB 62.17° 308.3° System-search
II.BRVK.00.BHZ 2017-09-28 08:22:35.660 297.0 1.40 s 5.6 mB_BB 64.73° 320.0° System-search
IU.COLA.00.BHZ 2017-09-28 08:22:39.839 4.4 0.80 s 4.6 mb 62.19° 26.4° System-search
II.BRVK.00.BHZ 2017-09-28 08:23:15.460 34.3 1.10 s 5.4 mb 64.73° 320.0° System-search
II.BRVK.00.BHZ 2017-09-28 08:23:20.009 5e+03 45.35 s 5.9 Mwp 64.73° 320.0° System-search
II.AAK.00.BHZ 2017-09-28 08:23:47.059 43.6 1.00 s 5.5 mb 62.17° 308.3° System-search
II.UOSS.10.BHZ 2017-09-28 08:24:13.289 88.4 5.95 s 4.7 Mwp 80.43° 293.1° System-search
DN.HAT.--.HHZ 2017-09-28 08:24:14.029 9.5 0.90 s 4.8 mb 80.53° 293.0° System-search
DN.NAZ.--.HHZ 2017-09-28 08:24:15.049 22.5 1.26 s 5.0 mb 80.89° 293.3° System-search
AE.MSF.--.HHZ 2017-09-28 08:24:15.890 661.3 5.49 s 5.3 Mwp 80.34° 293.5° System-search
AE.MSF.--.HHZ 2017-09-28 08:24:18.930 423.0 3.80 s 5.6 mB_BB 80.34° 293.5° System-search
AE.ALN.--.HHZ 2017-09-28 08:24:19.779 536.9 5.46 s 5.3 Mwp 81.10° 292.4° System-search
OM.ASH.--.HHZ 2017-09-28 08:24:20.109 445.9 11.62 s 5.2 Mwp 80.64° 292.9° System-search
II.UOSS.10.BHZ 2017-09-28 08:24:21.140 137.7 3.85 s 5.1 mB_BB 80.43° 293.1° System-search
AE.MSF.--.HHZ 2017-09-28 08:24:21.910 32.2 1.08 s 5.3 mb 80.34° 293.5° System-search
AE.SHM.--.HHZ 2017-09-28 08:24:22.170 28.0 0.82 s 5.3 mb 80.21° 294.3° System-search
OM.SOH.--.HHZ 2017-09-28 08:24:23.170 6.8 0.88 s 4.7 mb 80.40° 292.3° System-search
AE.ALN.--.HHZ 2017-09-28 08:24:23.440 26.2 1.14 s 5.2 mb 81.10° 292.4° System-search
AE.SHM.--.HHZ 2017-09-28 08:24:23.650 387.2 2.64 s 5.6 mB_BB 80.21° 294.3° System-search
II.UOSS.10.BHZ 2017-09-28 08:24:23.789 8.1 0.90 s 4.8 mb 80.43° 293.1° System-search
OM.ASH.--.HHZ 2017-09-28 08:24:25.240 11.3 1.04 s 4.8 mb 80.64° 292.9° System-search
OM.ASH.--.HHZ 2017-09-28 08:24:25.460 157.6 2.94 s 5.2 mB_BB 80.64° 292.9° System-search
DN.HAT.--.HHZ 2017-09-28 08:24:26.750 140.3 2.64 s 5.1 mB_BB 80.53° 293.0° System-search
AE.MZR.--.HHZ 2017-09-28 08:24:38.589 860.8 2.60 s 6.1 mB_BB 83.41° 292.1° System-search
AE.MZR.--.HHZ 2017-09-28 08:24:39.130 45.4 0.84 s 5.7 mb 83.41° 292.1° System-search
OM.SOH.--.HHZ 2017-09-28 08:24:42.150 92.6 1.84 s 5.0 mB_BB 80.40° 292.3° System-search
II.FFC.00.BHZ 2017-09-28 08:25:06.809 25.4 1.00 s 5.4 mb 86.19° 32.2° System-search
II.FFC.00.BHZ 2017-09-28 08:25:07.309 510.3 5.10 s 5.9 mB_BB 86.19° 32.2° System-search
DN.FAQ.--.HHZ 2017-09-28 08:25:27.259 145.0 1.84 s 5.7 mb 81.02° 293.1° System-search
AE.MZR.--.HHZ 2017-09-28 08:25:38.279 3e+04 72.51 s 6.7 Mwp 83.41° 292.1° System-search
GO.AKH.--.HHZ 2017-09-28 09:06:35.963 793.4 16.21 s 5.6 Ms_BB 84.86° 312.3° System-search
Channel Phase Time Time Residual Dir. Event Distance Event Azimuth Automatic? Defined By Action
IU.PET.00.BHZ P 2017-09-28 08:18:44.839 0.70 s 34.35° 14.9° yes Time System-search
II.KAPI.00.BHZ P 2017-09-28 08:18:52.009 0.10 s 35.19° 227.0° yes Time System-search
IU.MAKZ.00.BHZ P 2017-09-28 08:21:42.660 0 s 56.93° 313.2° yes Time System-search
IU.NWAO.00.BHZ P 2017-09-28 08:21:58.109 0 s 59.13° 207.0° yes Time System-search
II.KURK.00.BHZ P 2017-09-28 08:21:59.660 -0.70 s 59.48° 317.6° yes Time System-search
IU.COLA.00.BHZ P 2017-09-28 08:22:19.039 0.50 s 62.19° 26.4° yes Time System-search
II.AAK.00.BHZ P 2017-09-28 08:22:19.910 0.80 s 62.17° 308.3° yes Time System-search
II.BRVK.00.BHZ P 2017-09-28 08:22:34.660 -0.90 s 64.73° 320.0° yes Time System-search
OM.SOH.--.HHZ P 2017-09-28 08:24:05.470 -3.90 s 80.40° 292.3° yes Time System-search
II.UOSS.10.BHZ P 2017-09-28 08:24:07.339 -2.30 s 80.43° 293.1° yes Time System-search
OM.ASH.--.HHZ P 2017-09-28 08:24:08.490 -2.30 s 80.64° 292.9° yes Time System-search
DN.HAT.--.HHZ P 2017-09-28 08:24:08.630 -1.50 s 80.53° 293.0° yes Time System-search
AE.SHM.--.HHZ P 2017-09-28 08:24:09.299 1.00 s 80.21° 294.3° yes Time System-search
DN.FAQ.--.HHZ P 2017-09-28 08:24:09.990 -2.80 s 81.02° 293.1° no Time System-search
AE.MSF.--.HHZ P 2017-09-28 08:24:10.400 1.30 s 80.34° 293.5° yes Time System-search
DN.NAZ.--.HHZ P 2017-09-28 08:24:12.799 0.80 s 80.89° 293.3° yes Time System-search
AE.ALN.--.HHZ P 2017-09-28 08:24:14.319 1.20 s 81.10° 292.4° yes Time System-search
AE.MZR.--.HHZ P 2017-09-28 08:24:25.769 0.50 s 83.41° 292.1° yes Time System-search
II.FFC.00.BHZ P 2017-09-28 08:24:37.210 -1.50 s 86.19° 32.2° yes Time System-search

Shake Maps

None

Ground Motion

None

Event 20170928-9

Time: 2017-09-28 08:11:59.780
Position:20.3279°N, 144.7690°E
Place:Phillipine Sea
Major Place:763 km N of Hagåtña, Guam
Depth:26.8 km
Magnitude:5.3 mb