Earthquake 20170819-4

2017-08-19 02:00:52.350 548.8 km 6.4 Mwb
17.9178°S, 178.9173°W
South Pacfic Ocean
283 km E of Suva, Fiji Islands
Time Error: 0.88 s Depth Error: 11.2 km
Num. Stations: 48 Time RMS: 0.44 s
Num. Phases: 48 Azimuth Gap: 44°
Analysis Type: Manual Max. Intensity (MMI):
Effects Type: Seismic
 

MANUALLY REVIEWED LOCATION

Magnitudes

Preferred Magnitude Stations Error Author Action
6.1 mb 15 0.20 NCMS System-search
6.3 Mwp 8 0.10 NCMS System-search
5.9 M 93 0.10 NCMS System-search
Emblem-favorite 6.4 Mwb 14 0.10 NCMS System-search
6.1 Mwc 62 0 NCMS System-search
6.3 mB_BB 10 0.20 NCMS System-search
6.4 Mwb 0 0 NCMS System-search
6.4 M 0 0 NCMS System-search

Origin Details

Ellipse Major:9.60 km Min. Distance:2.89° Fixed Depth:no
Ellipse Minor:7.30 km Max. Distance:149.09° Fixed Phase:no
Ellipse Strike:110.0° Fixed Location:no Fixed Time:no
Author:NCMS Location Method:Inversion Event Type:Earthquake
External Event ID:HYDRA_RED@17937 External Origin ID:HYDRA_RED@35935

Error Ellipse

Azimuth Dip Magnitude Action
Max 114° 22.6 km System-search
Intermediate 213° 42° 18.8 km System-search
Min 14° 45° 14.7 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 CMT 62 61% 0.32 2017-08-19 02:01:13.799
17.7729°S, 179.0475°W
573.0 km
2e+18 nt-m NP1
NP2
41.0
307.0
53.0
84.0
-173.0
-38.0
-4.92e+16 6.46e+17 -1.02e+18 1.38e+18 3.86e+17 -1.33e+18 System-search
Ffffffff MT 14 99% 0.77 552.0 km 6e+18 nt-m NP1
NP2
42.0
310.0
57.0
87.0
-176.0
-33.0
-3.34e+17 2.18e+18 -2.19e+18 4.88e+18 7.15e+17 -4.54e+18 System-search
Channel Time Amplitude Period/Duration Magnitude Event Distance Event Azimuth Action
II.MSVF.00.BHZ 2017-08-19 02:02:15.359 7e+04 6.75 s 5.8 Mwp 2.89° 272.9° System-search
IU.RAO.00.BHZ 2017-08-19 02:03:27.339 1e+05 6.00 s 6.4 Mwp 11.31° 175.6° System-search
IU.TARA.00.BHZ 2017-08-19 02:05:00.509 2e+03 0.80 s 6.8 mb 20.77° 336.4° System-search
IU.TARA.00.BHZ 2017-08-19 02:05:31.559 7e+04 36.00 s 6.5 Mwp 20.77° 336.4° System-search
IU.SNZO.10.HHZ 2017-08-19 02:05:32.970 193.4 0.62 s 5.9 mb 23.95° 191.9° System-search
IU.SNZO.10.HHZ 2017-08-19 02:05:35.660 3e+03 0.42 s 6.1 mB_BB 23.95° 191.9° System-search
II.TAU.00.BHZ 2017-08-19 02:07:25.410 584.9 0.90 s 6.2 mb 37.91° 221.6° System-search
II.TAU.00.BHZ 2017-08-19 02:07:25.509 1e+04 1.90 s 6.6 mB_BB 37.91° 221.6° System-search
IU.POHA.00.BHZ 2017-08-19 02:08:12.410 2e+04 2.40 s 6.8 mB_BB 43.92° 32.6° System-search
IU.POHA.00.BHZ 2017-08-19 02:08:12.859 3e+03 1.60 s 6.6 mb 43.92° 32.6° System-search
IU.POHA.00.BHZ 2017-08-19 02:08:13.660 2e+04 2.50 s 6.3 Mwp 43.92° 32.6° System-search
IU.MIDW.00.BHZ 2017-08-19 02:08:27.160 2e+03 1.90 s 6.3 mb 45.89° 1.9° System-search
IU.NWAO.00.BHZ 2017-08-19 02:10:00.210 2e+04 1.60 s 6.5 mB_BB 58.77° 241.9° System-search
IU.NWAO.00.BHZ 2017-08-19 02:10:00.910 3e+03 1.40 s 6.4 mb 58.77° 241.9° System-search
II.KAPI.00.BHZ 2017-08-19 02:10:17.059 9e+03 1.80 s 6.3 mB_BB 61.21° 274.1° System-search
II.KAPI.00.BHZ 2017-08-19 02:10:17.509 926.9 1.30 s 6.1 mb 61.21° 274.1° System-search
II.KAPI.00.BHZ 2017-08-19 02:10:20.559 2e+04 5.80 s 6.4 Mwp 61.21° 274.1° System-search
IU.NWAO.00.BHZ 2017-08-19 02:10:40.809 2e+04 42.60 s 6.5 Mwp 58.77° 241.9° System-search
II.ERM.00.BHZ 2017-08-19 02:11:11.869 55.4 0.80 s 5.1 mb 69.16° 330.6° System-search
IU.PET.00.BHZ 2017-08-19 02:11:28.839 5e+03 1.60 s 6.2 mB_BB 73.27° 346.1° System-search
IU.PET.00.BHZ 2017-08-19 02:11:29.289 1e+03 2.00 s 6.2 mb 73.27° 346.1° System-search
IU.PET.00.BHZ 2017-08-19 02:11:32.839 9e+03 5.30 s 6.2 Mwp 73.27° 346.1° System-search
IU.COR.00.BHZ 2017-08-19 02:12:07.970 5e+03 2.10 s 6.1 mB_BB 80.19° 36.8° System-search
IU.COR.00.BHZ 2017-08-19 02:12:08.410 1e+03 2.00 s 6.0 mb 80.19° 36.8° System-search
IU.COR.00.BHZ 2017-08-19 02:12:19.359 1e+04 12.75 s 6.3 Mwp 80.19° 36.8° System-search
IU.COLA.00.BHZ 2017-08-19 02:12:34.130 5e+03 1.80 s 6.3 mB_BB 85.89° 12.8° System-search
IU.COLA.00.BHZ 2017-08-19 02:12:34.559 984.6 1.60 s 6.3 mb 85.89° 12.8° System-search
IU.PAYG.00.BHZ 2017-08-19 02:12:52.779 115.4 1.00 s 5.7 mb 88.49° 90.3° System-search
GT.PLCA.00.BHZ 2017-08-19 02:13:06.490 69.8 1.30 s 5.5 mb 91.67° 133.9° System-search
CU.TGUH.00.BHZ 2017-08-19 02:15:30.045 802.3 5.80 s 6.1 mB_BB 95.76° 77.3° System-search
CU.TGUH.00.BHZ 2017-08-19 02:15:30.494 119.6 1.55 s 5.9 mb 95.76° 77.3° System-search
II.FFC.00.BHZ 2017-08-19 02:17:27.720 598.5 2.10 s 6.1 mB_BB 97.14° 34.8° System-search
II.FFC.00.BHZ 2017-08-19 02:17:28.410 76.0 1.60 s 5.8 mb 97.14° 34.8° System-search
Channel Phase Time Time Residual Dir. Event Distance Event Azimuth Automatic? Defined By Action
II.MSVF.00.BHZ P 2017-08-19 02:02:08.609 1.90 s 2.89° 272.9° yes Time System-search
IU.RAO.00.BHZ P 2017-08-19 02:03:21.809 -2.10 s 11.31° 175.6° no Time System-search
IU.TARA.00.BHZ P 2017-08-19 02:04:55.559 0 s 20.77° 336.4° yes Time System-search
IU.SNZO.10.HHZ P 2017-08-19 02:05:22.240 -1.40 s 23.95° 191.9° no Time System-search
II.TAU.00.BHZ P 2017-08-19 02:07:23.109 0.10 s 37.91° 221.6° yes Time System-search
IU.POHA.00.BHZ P 2017-08-19 02:08:11.160 -0.10 s 43.92° 32.6° yes Time System-search
IU.MIDW.00.BHZ P 2017-08-19 02:08:25.609 -0.30 s 45.89° 1.9° yes Time System-search
IU.NWAO.00.BHZ P 2017-08-19 02:09:58.210 -0.10 s 58.77° 241.9° yes Time System-search
IU.DAV.00.BHZ P 2017-08-19 02:10:07.930 0.20 s 60.15° 289.4° no Time System-search
II.KAPI.00.BHZ P 2017-08-19 02:10:14.759 0 s 61.21° 274.1° yes Time System-search
II.ERM.00.BHZ P 2017-08-19 02:11:04.470 0.50 s 69.16° 330.6° no Time System-search
IU.PET.00.BHZ P 2017-08-19 02:11:27.539 -0.20 s 73.27° 346.1° yes Time System-search
IU.COR.00.BHZ P 2017-08-19 02:12:06.019 0.20 s 80.19° 36.8° no Time System-search
IU.COLA.00.BHZ P 2017-08-19 02:12:32.880 -0.90 s 85.89° 12.8° no Time System-search
IU.PAYG.00.BHZ P 2017-08-19 02:12:47.779 0.50 s 88.49° 90.3° no Time System-search
GT.PLCA.00.BHZ P 2017-08-19 02:13:01.640 0 s 91.67° 133.9° no Time System-search
CU.TGUH.00.BHZ P 2017-08-19 02:13:21.069 0.60 s 95.76° 77.3° no Time System-search
II.FFC.00.BHZ P 2017-08-19 02:13:25.920 0.10 s 97.14° 34.8° no Time System-search
IU.MAKZ.00.BHZ Pdif 2017-08-19 02:14:19.339 0.50 s 109.01° 314.1° no Time System-search
II.KURK.00.BHZ Pdif 2017-08-19 02:14:30.299 0.50 s 111.51° 318.0° no Time System-search
II.BRVK.00.BHZ PKPdf 2017-08-19 02:18:33.660 -0.40 s 116.61° 320.8° yes Time System-search
IU.KBL.--.BHZ PKPdf 2017-08-19 02:18:37.109 -0.30 s 117.87° 299.9° yes Time System-search
IU.KEV.00.BHZ PKPdf 2017-08-19 02:18:51.160 0 s 125.78° 349.1° yes Time System-search
OM.BID.--.HHZ PKPdf 2017-08-19 02:18:54.309 0.10 s 126.64° 286.1° no Time System-search
AE.MSF.--.HHZ PKPdf 2017-08-19 02:18:56.490 -1.40 s 128.56° 288.2° yes Time System-search
OM.SOH.--.HHZ PKPdf 2017-08-19 02:18:56.890 -0.20 s 128.14° 286.7° yes Time System-search
II.UOSS.10.BHZ PKPdf 2017-08-19 02:18:57.480 -0.30 s 128.50° 287.7° no Time System-search
OM.MDH.--.HHZ PKPdf 2017-08-19 02:18:57.609 0 s 128.44° 288.1° yes Time System-search
OM.ASH.--.HHZ PKPdf 2017-08-19 02:18:58.009 0 s 128.61° 287.3° yes Time System-search
DN.HAT.--.HHZ PKPdf 2017-08-19 02:18:58.029 0.20 s 128.56° 287.5° yes Time System-search
AE.SHM.--.HHZ PKPdf 2017-08-19 02:18:58.240 0.10 s 128.71° 289.2° no Time System-search
DN.NAZ.--.HHZ PKPdf 2017-08-19 02:18:58.690 0 s 128.99° 287.7° yes Time System-search
AE.ALN.--.HHZ PKPdf 2017-08-19 02:18:58.759 0.30 s 128.85° 286.5° yes Time System-search
AE.UMQ.--.HHZ PKPdf 2017-08-19 02:18:58.890 0.20 s 129.02° 288.4° no Time System-search
DN.FAQ.--.HHZ PKPdf 2017-08-19 02:18:59.210 0.40 s 129.04° 287.4° yes Time System-search
AE.AJN.--.HHZ PKPdf 2017-08-19 02:18:59.519 -0.20 s 129.57° 287.1° no Time System-search
AE.SRB.--.HHZ PKPdf 2017-08-19 02:19:01.390 0.30 s 130.30° 287.9° no Time System-search
AE.MZR.--.HHZ PKPdf 2017-08-19 02:19:02.660 0.40 s 130.85° 284.9° no Time System-search
AE.JRN.--.HHZ PKPdf 2017-08-19 02:19:03.599 0.10 s 131.54° 287.5° yes Time System-search
BH.SAK.--.HHZ PKPdf 2017-08-19 02:19:07.480 0.10 s 133.66° 288.8° no Time System-search
II.OBN.00.BHZ PKPdf 2017-08-19 02:19:07.980 0.70 s 134.08° 332.2° no Time System-search
IU.GNI.00.BHZ PKPdf 2017-08-19 02:19:12.970 0.60 s 136.42° 309.6° no Time System-search
II.KIV.00.BHZ PKPdf 2017-08-19 02:19:13.109 0.70 s 136.52° 315.6° yes Time System-search
GO.AKH.--.HHZ PKPdf 2017-08-19 02:19:13.769 0.50 s 136.91° 311.8° no Time System-search
II.ESK.00.BHZ PKPpre 2017-08-19 02:19:20.210 2.20 s 142.53° 4.1° yes System-search
IU.ANTO.00.BHZ PKPdf 2017-08-19 02:19:28.039 0.50 s 144.95° 315.0° yes Time System-search
II.SHEL.00.BHZ PKPdf 2017-08-19 02:19:30.630 1.20 s 145.67° 168.4° no Time System-search
GE.EIL.--.BHZ PKPdf 2017-08-19 02:19:31.339 0.20 s 147.00° 296.7° yes Time System-search
II.BFO.00.BHZ PKPdf 2017-08-19 02:19:34.309 0.20 s 149.09° 350.5° yes Time System-search

Shake Maps

None

Ground Motion

None

Event 20170819-4

Time: 2017-08-19 02:00:52.350
Position:17.9178°S, 178.9173°W
Place:South Pacfic Ocean
Major Place:283 km E of Suva, Fiji Islands
Depth:548.8 km
Magnitude:6.4 Mwb