Earthquake 20170128-5

2017-01-28 22:33:03.100 111.5 km 5.7 Mb
15.3438°S, 172.9616°W
South Pacfic Ocean
216 km SW of Apia, Samoa, Samoa (Western Samoa)
Time Error: 1.73 s Depth Error: 28.8 km
Num. Stations: 14 Time RMS: 0.85 s
Num. Phases: 14 Azimuth Gap: 163°
Analysis Type: Manual Max. Intensity (MMI):
Effects Type:
 

MANUALLY REVISED LOCATION

Magnitudes

Preferred Magnitude Stations Error Author Action
Emblem-favorite 5.7 Mb 4 1.0 NCMS System-search

Origin Details

Ellipse Major:19.60 km Min. Distance:8.94° Fixed Depth:no
Ellipse Minor:10.70 km Max. Distance:150.71° Fixed Phase:no
Ellipse Strike:122.0° Fixed Location:no Fixed Time:no
Author:NCMS Location Method:Inversion Event Type:Earthquake
External Event ID:HYDRA_RED@20754 External Origin ID:HYDRA_RED@85776

Error Ellipse

Azimuth Dip Magnitude Action
Max 293° 43° 58.4 km System-search
Intermediate 173° 27° 30.8 km System-search
Min 63° 34° 16.7 km System-search

None

Channel Time Amplitude Period/Duration Magnitude Event Distance Event Azimuth Action
IU.TARA.00.BHZ 2017-01-28 22:37:44.730 5e+03 1.10 s 5.6 Mb 21.71° 318.0° System-search
IU.POHA.00.BHZ 2017-01-28 22:40:17.200 5e+03 1.00 s 5.9 Mb 38.90° 26.0° System-search
IU.ADK.00.BHZ 2017-01-28 22:43:43.970 4e+03 1.10 s 5.9 Mb 67.05° 357.0° System-search
IU.COR.00.BHZ 2017-01-28 22:44:32.440 3e+03 1.20 s 5.5 Mb 74.84° 34.0° System-search
IU.COLA.00.BHZ 2017-01-28 22:45:12.259 4e+03 1.00 s 5.8 Mb 82.24° 10.0° System-search
II.FFC.00.BHZ 2017-01-28 22:45:58.609 544.0 1.30 s 5.3 Mb 91.86° 33.0° System-search
Channel Phase Time Time Residual Dir. Event Distance Event Azimuth Automatic? Defined By Action
II.MSVF.00.BHZ Pn 2017-01-28 22:35:09.660 0.20 s 8.95° 253.0° no Time System-search
IU.TARA.00.BHZ P 2017-01-28 22:37:44.730 -0.30 s 21.71° 318.0° no Time System-search
IU.POHA.00.BHZ P 2017-01-28 22:40:17.200 -0.70 s 38.90° 26.0° no Time System-search
IU.ADK.00.BHZ P 2017-01-28 22:43:43.970 0.10 s 67.05° 357.0° no Time System-search
IU.COR.00.BHZ P 2017-01-28 22:44:32.440 1.40 s 74.84° 34.0° no Time System-search
IU.COLA.00.BHZ P 2017-01-28 22:45:12.259 0.90 s c 82.24° 10.0° yes Time System-search
GT.PLCA.00.BHZ P 2017-01-28 22:45:49.869 3.00 s c 89.23° 132.0° yes System-search
II.FFC.00.BHZ P 2017-01-28 22:45:58.609 0.30 s 91.86° 33.0° no Time System-search
II.BRVK.00.BHZ PKPdf 2017-01-28 22:51:36.779 -0.10 s 118.17° 322.0° no Time System-search
OM.SOH.--.HHZ PKPdf 2017-01-28 22:52:04.799 -0.80 s 132.92° 288.0° no Time System-search
AE.ALN.--.HHZ PKPdf 2017-01-28 22:52:05.859 -1.20 s 133.63° 288.0° no Time System-search
IU.TSUM.10.BHZ PKPdf 2017-01-28 22:52:26.589 -0.20 s 144.02° 197.0° no Time System-search
IU.ANTO.00.BHZ PKPbc 2017-01-28 22:52:33.299 0.80 s 146.78° 322.0° no Time System-search
II.BFO.00.BHZ PKPab 2017-01-28 22:52:34.450 -0.40 s 146.98° 358.0° no Time System-search
GE.EIL.--.BHZ PKiKP 2017-01-28 22:52:44.240 1.00 s c 150.71° 303.0° yes Time System-search

Shake Maps

None

Ground Motion

None

Event 20170128-5

Time: 2017-01-28 22:33:03.100
Position:15.3438°S, 172.9616°W
Place:South Pacfic Ocean
Major Place:216 km SW of Apia, Samoa, Samoa (Western Samoa)
Depth:111.5 km
Magnitude:5.7 Mb