Earthquake 20170405-7

2017-04-05 22:17:41.880 243.7 km 5.8 MT
18.9280°S, 169.4174°E
Coral Sea
53 km W of Alofi, Niue
Time Error: 1.64 s Depth Error: 12.4 km
Num. Stations: 34 Time RMS: 0.81 s
Num. Phases: 36 Azimuth Gap: 70°
Analysis Type: Manual Max. Intensity (MMI):
Effects Type:
 

MANUALLY REVISED LOCATION

Magnitudes

Preferred Magnitude Stations Error Author Action
5.8 Mb 9 1.0 NCMS System-search
5.8 Mwb 5 1.0 NCMS System-search
5.6 Mwc 67 1.0 NCMS System-search
Emblem-favorite 5.8 MT NCMS System-search

Origin Details

Ellipse Major:8.10 km Min. Distance:15.45° Fixed Depth:no
Ellipse Minor:6.20 km Max. Distance:146.84° Fixed Phase:no
Ellipse Strike:92.0° Fixed Location:no Fixed Time:no
Author:NCMS Location Method:Inversion Event Type:Earthquake
External Event ID:HYDRA_RED@22494 External Origin ID:HYDRA_RED@94686

Error Ellipse

Azimuth Dip Magnitude Action
Max 102° 45° 22.0 km System-search
Intermediate 234° 33° 15.9 km System-search
Min 343° 25° 13.5 km System-search
Type Traces % DC Misfit/Var. Red. Centroid Best Double Couple Moment Tensor Action
M0 Plane Strike Dip Rake Mrr Mrt Mrp Mtt Mtp Mpp
Ffffffff MT 5 88% 0.48 154.0 km 6e+17 nt-m NP1
NP2
124.0
32.0
81.0
73.0
17.0
171.0
8.04e+16 1.63e+17 -2.87e+16 4.41e+17 2.17e+17 -5.22e+17 System-search
Ffffffff CMT 67 28% 5.10 2017-04-05 22:17:56.099
19.1750°S, 169.5195°E
260.0 km
3e+17 nt-m NP1
NP2
111.0
240.0
67.0
33.0
115.0
44.0
2.29e+17 1.47e+17 -1.86e+17 -1.88e+17 -5.35e+16 -4.1e+16 System-search
Channel Time Amplitude Period/Duration Magnitude Event Distance Event Azimuth Action
IU.RAO.00.BHZ 2017-04-05 22:21:08.190 3e+04 0.90 s 6.5 Mb 15.45° 134.0° System-search
IU.TARA.00.BHZ 2017-04-05 22:22:02.289 8e+03 1.45 s 6.0 Mb 20.47° 10.0° System-search
IU.SNZO.10.HHZ 2017-04-05 22:22:23.069 1e+04 0.82 s 6.1 Mb 22.77° 169.0° System-search
II.TAU.00.BHZ 2017-04-05 22:23:31.809 3e+03 0.90 s 5.4 Mb 30.34° 213.0° System-search
IU.NWAO.00.BHZ 2017-04-05 22:25:59.730 3e+03 0.90 s 5.2 Mb 48.52° 242.0° System-search
IU.MIDW.00.BHZ 2017-04-05 22:26:00.029 9e+04 2.20 s 5.8 Mb 48.62° 15.0° System-search
II.KAPI.00.BHZ 2017-04-05 22:26:15.210 1e+03 1.00 s 5.0 Mb 50.38° 279.0° System-search
IU.POHA.00.BHZ 2017-04-05 22:26:24.259 8e+03 1.00 s 5.8 Mb 51.62° 43.0° System-search
II.ERM.00.BHZ 2017-04-05 22:27:59.240 2e+03 1.00 s 5.3 Mb 65.36° 338.0° System-search
IU.ADK.00.BHZ 2017-04-05 22:28:35.789 8e+03 1.20 s 6.0 Mb 71.58° 9.0° System-search
IU.PET.00.BHZ 2017-04-05 22:28:40.990 1e+04 1.40 s 6.1 Mb 72.29° 353.0° System-search
II.RPN.00.BHZ 2017-04-05 22:28:51.630 7e+03 1.40 s 5.8 Mb 74.09° 113.0° System-search
IU.COR.00.BHZ 2017-04-05 22:30:04.609 1e+04 1.40 s 6.0 Mb 88.01° 41.0° System-search
IU.COLA.00.BHZ 2017-04-05 22:30:11.140 3e+03 1.00 s 5.8 Mb 89.71° 16.0° System-search
GT.PLCA.00.BHZ 2017-04-05 22:30:53.200 2e+03 2.30 s 5.8 Mb 98.61° 138.0° System-search
Channel Phase Time Time Residual Dir. Event Distance Event Azimuth Automatic? Defined By Action
IU.RAO.00.BHZ Pn 2017-04-05 22:21:08.190 0.50 s c 15.45° 134.0° yes Time System-search
IU.TARA.00.BHZ P 2017-04-05 22:22:02.289 0 s c 20.47° 10.0° yes Time System-search
IU.SNZO.10.HHZ P 2017-04-05 22:22:23.069 -0.10 s c 22.77° 169.0° yes Time System-search
II.TAU.00.BHZ P 2017-04-05 22:23:31.809 1.00 s c 30.34° 213.0° yes Time System-search
IU.NWAO.00.BHZ P 2017-04-05 22:25:59.730 -0.80 s 48.52° 242.0° no Time System-search
IU.MIDW.00.BHZ P 2017-04-05 22:26:00.029 -0.90 s 48.62° 15.0° no Time System-search
II.KAPI.00.BHZ P 2017-04-05 22:26:15.210 0.70 s c 50.38° 279.0° yes Time System-search
IU.POHA.00.BHZ P 2017-04-05 22:26:24.259 0.40 s c 51.62° 43.0° yes Time System-search
II.ERM.00.BHZ P 2017-04-05 22:27:59.240 1.40 s 65.36° 338.0° no Time System-search
IU.ADK.00.BHZ P 2017-04-05 22:28:35.789 -0.30 s 71.58° 9.0° no Time System-search
IU.PET.00.BHZ P 2017-04-05 22:28:40.990 0.70 s c 72.29° 353.0° yes Time System-search
II.RPN.00.BHZ P 2017-04-05 22:28:51.630 0 s 74.09° 113.0° no Time System-search
IU.COR.00.BHZ P 2017-04-05 22:30:04.609 0.50 s c 88.01° 41.0° yes Time System-search
IU.COLA.00.BHZ P 2017-04-05 22:30:11.140 -0.60 s 89.71° 16.0° no Time System-search
GT.PLCA.00.BHZ P 2017-04-05 22:30:53.200 -0.40 s c 98.61° 138.0° yes Time System-search
IU.MAKZ.00.BHZ Pdif 2017-04-05 22:31:07.960 0.50 s c 101.90° 315.0° yes Time System-search
II.KURK.00.BHZ Pdif 2017-04-05 22:31:20.809 -0.10 s c 104.95° 318.0° yes Time System-search
II.BRVK.00.BHZ Pdif 2017-04-05 22:31:44.960 -0.10 s c 110.38° 320.0° yes Time System-search
OM.SOH.--.HHZ PKPdf 2017-04-05 22:35:59.109 -0.80 s c 117.98° 287.0° yes Time System-search
OM.ASH.--.HHZ PKPdf 2017-04-05 22:36:00.109 -0.90 s c 118.49° 288.0° yes Time System-search
DN.HAT.--.HHZ PKPdf 2017-04-05 22:36:00.289 -0.60 s c 118.45° 288.0° yes Time System-search
AE.ALN.--.HHZ PKPdf 2017-04-05 22:36:00.670 -0.60 s c 118.67° 287.0° yes Time System-search
DN.NAZ.--.HHZ PKPdf 2017-04-05 22:36:00.920 -0.80 s c 118.89° 288.0° yes Time System-search
UE.UMZA.--.HHZ PKPdf 2017-04-05 22:36:01.319 -0.60 s c 118.99° 285.0° yes Time System-search
AE.MZR.--.HHZ PKPdf 2017-04-05 22:36:05.170 0.20 s c 120.56° 286.0° yes Time System-search
II.KIV.00.BHZ PKPdf 2017-04-05 22:36:19.759 -1.50 s c 129.24° 311.0° yes Time System-search
IU.GNI.00.BHZ PKPdf 2017-04-05 22:36:20.109 0.40 s c 128.37° 306.0° yes Time System-search
IU.LSZ.00.BHZ PKPdf 2017-04-05 22:36:21.710 0.20 s c 128.90° 230.0° yes Time System-search
GO.AKH.--.HHZ PKPdf 2017-04-05 22:36:21.730 0.50 s c 129.13° 308.0° yes Time System-search
IU.KMBO.00.BHZ PKPdf 2017-04-05 22:36:23.309 1.40 s c 129.07° 252.0° yes Time System-search
IU.TSUM.10.BHZ PKPdf 2017-04-05 22:36:29.109 -0.30 s c 133.05° 217.0° yes Time System-search
IU.ANTO.00.BHZ PKPdf 2017-04-05 22:36:36.940 0.30 s c 137.40° 308.0° yes Time System-search
GE.EIL.--.BHZ PKPdf 2017-04-05 22:36:37.140 0.30 s c 137.49° 293.0° yes Time System-search
II.BFO.00.BHZ PKPdf 2017-04-05 22:36:55.009 1.80 s c 146.84° 336.0° yes Time System-search
IU.LSZ.00.BHZ SKPbc 2017-04-05 22:39:20.309 0 s c 128.90° 230.0° yes System-search
GO.AKH.--.HHZ SKPbc 2017-04-05 22:39:21.190 0 s c 129.13° 308.0° yes System-search
IU.KMBO.00.BHZ SKPbc 2017-04-05 22:39:21.259 0 s c 129.07° 252.0° yes System-search
IU.ANTO.00.BHZ SKPbc 2017-04-05 22:39:46.740 -0.10 s c 137.40° 308.0° yes Time System-search
GE.EIL.--.BHZ SKPbc 2017-04-05 22:39:47.740 0.60 s c 137.49° 293.0° yes Time System-search

Shake Maps

None

Ground Motion

None

Event 20170405-7

Time: 2017-04-05 22:17:41.880
Position:18.9280°S, 169.4174°E
Place:Coral Sea
Major Place:53 km W of Alofi, Niue
Depth:243.7 km
Magnitude:5.8 MT