Earthquake 20170218-4

2017-02-18 12:10:15.400 191.8 km 6.1 Mb
23.9085°S, 66.5686°W
389 km E of Antofagasta, Chile
Time Error: 1.62 s Depth Error: 12.8 km
Num. Stations: 41 Time RMS: 0.80 s
Num. Phases: 41 Azimuth Gap: 63°
Analysis Type: Manual Max. Intensity (MMI):
Effects Type:
 

MANUALLY REVISED LOCATION

Magnitudes

Preferred Magnitude Stations Error Author Action
Emblem-favorite 6.1 Mb 8 1.0 NCMS System-search
6.1 ML 1 1.0 NCMS System-search

Origin Details

Ellipse Major:8.70 km Min. Distance:2.51° Fixed Depth:no
Ellipse Minor:5.70 km Max. Distance:150.48° Fixed Phase:no
Ellipse Strike:58.0° Fixed Location:no Fixed Time:no
Author:NCMS Location Method:Inversion Event Type:Earthquake
External Event ID:HYDRA_RED@21196 External Origin ID:HYDRA_RED@87999

Error Ellipse

Azimuth Dip Magnitude Action
Max 250° 43° 24.5 km System-search
Intermediate 14° 30° 15.8 km System-search
Min 125° 31° 10.7 km System-search

None

Channel Time Amplitude Period/Duration Magnitude Event Distance Event Azimuth Action
IU.LVC.00.BH2 2017-02-18 12:11:37.210 2e+06 0.65 s 6.0 ML 2.51° 300.4° System-search
IU.LVC.00.BH1 2017-02-18 12:11:37.309 1e+06 1.30 s 6.1 ML 2.51° 300.4° System-search
II.NNA.00.BHZ 2017-02-18 12:13:42.109 4e+04 1.00 s 6.3 Mb 15.37° 318.0° System-search
GT.PLCA.00.BHZ 2017-02-18 12:14:02.039 1e+04 0.80 s 5.5 Mb 17.11° 190.0° System-search
IU.OTAV.00.BHZ 2017-02-18 12:15:37.009 7e+03 1.10 s 5.9 Mb 26.65° 332.0° System-search
IU.PAYG.00.BHZ 2017-02-18 12:16:29.170 7e+03 1.10 s 5.9 Mb 32.62° 311.0° System-search
II.HOPE.10.BHZ 2017-02-18 12:17:12.440 9e+03 1.15 s 6.3 Mb 37.73° 151.0° System-search
II.RPN.00.BHZ 2017-02-18 12:17:20.430 2e+04 1.00 s 6.2 Mb 38.61° 255.0° System-search
CU.TGUH.00.BHZ 2017-02-18 12:17:54.000 1e+04 1.10 s 6.3 Mb 42.86° 329.0° System-search
CU.MTDJ.00.BHZ 2017-02-18 12:17:56.170 2e+03 1.00 s 5.5 Mb 43.27° 344.0° System-search
II.SHEL.00.BHZ 2017-02-18 12:19:44.059 2e+04 1.70 s 6.3 Mb 57.40° 94.0° System-search
IU.MACI.--.HHZ 2017-02-18 12:21:11.549 1e+04 0.80 s 6.3 Mb 70.88° 45.0° System-search
IU.TSUM.10.BHZ 2017-02-18 12:21:48.660 8e+04 1.50 s 6.1 Mb 77.34° 105.0° System-search
II.FFC.00.BHZ 2017-02-18 12:22:22.509 3e+03 1.30 s 5.5 Mb 84.04° 340.0° System-search
IU.COR.00.BHZ 2017-02-18 12:22:31.759 2e+04 1.70 s 6.3 Mb 85.65° 323.0° System-search
II.ESK.00.BHZ 2017-02-18 12:23:17.490 957.5 1.00 s 5.5 Mb 95.55° 30.0° System-search
IU.POHA.00.BHZ 2017-02-18 12:23:24.309 4e+03 1.20 s 6.3 Mb 96.97° 288.0° System-search
II.BFO.00.BHZ 2017-02-18 12:23:29.059 653.0 0.90 s 4.9 Mb 98.16° 40.0° System-search
Channel Phase Time Time Residual Dir. Event Distance Event Azimuth Automatic? Defined By Action
IU.LVC.00.BHZ Pn 2017-02-18 12:10:59.309 0 s c 2.51° 300.0° yes Time System-search
II.NNA.00.BHZ Pn 2017-02-18 12:13:42.109 -0.30 s c 15.37° 318.0° yes Time System-search
GT.PLCA.00.BHZ Pn 2017-02-18 12:14:02.039 -1.30 s 17.11° 190.0° no Time System-search
IU.OTAV.00.BHZ P 2017-02-18 12:15:37.009 0.10 s c 26.65° 332.0° yes Time System-search
IU.PAYG.00.BHZ P 2017-02-18 12:16:29.170 0.20 s 32.62° 311.0° no Time System-search
II.HOPE.10.BHZ P 2017-02-18 12:17:12.440 0 s c 37.73° 151.0° yes Time System-search
II.RPN.00.BHZ P 2017-02-18 12:17:20.430 0.40 s 38.61° 255.0° no Time System-search
CU.TGUH.00.BHZ P 2017-02-18 12:17:54.000 -0.50 s c 42.86° 329.0° yes Time System-search
CU.MTDJ.00.BHZ P 2017-02-18 12:17:56.170 -1.70 s c 43.27° 344.0° yes Time System-search
II.SHEL.00.BHZ P 2017-02-18 12:19:44.059 0 s 57.40° 94.0° no Time System-search
IU.MACI.--.HHZ P 2017-02-18 12:21:11.549 0 s 70.88° 45.0° no Time System-search
IU.TSUM.10.BHZ P 2017-02-18 12:21:48.660 -0.70 s c 77.34° 105.0° yes Time System-search
II.FFC.00.BHZ P 2017-02-18 12:22:22.509 -1.30 s 84.04° 340.0° no Time System-search
IU.COR.00.BHZ P 2017-02-18 12:22:31.759 -0.20 s c 85.65° 323.0° yes Time System-search
II.ESK.00.BHZ P 2017-02-18 12:23:17.490 -0.60 s 95.55° 30.0° no Time System-search
IU.POHA.00.BHZ P 2017-02-18 12:23:24.309 -1.10 s 96.97° 288.0° no Time System-search
II.BFO.00.BHZ P 2017-02-18 12:23:29.059 -1.00 s c 98.16° 40.0° yes Time System-search
IU.KMBO.00.BHZ Pdif 2017-02-18 12:23:47.930 -1.30 s 102.24° 96.0° no Time System-search
IU.COLA.00.BHZ PKiKP 2017-02-18 12:28:19.559 0.50 s 107.79° 333.0° no Time System-search
II.KIV.00.BHZ PKPdf 2017-02-18 12:28:43.960 1.20 s c 119.85° 51.0° yes Time System-search
GO.AKH.--.HHZ PKPdf 2017-02-18 12:28:45.539 1.90 s c 120.18° 54.0° yes Time System-search
IU.GNI.00.BHZ PKPdf 2017-02-18 12:28:45.960 0.80 s c 120.99° 56.0° yes Time System-search
IU.NWAO.00.BHZ PKPdf 2017-02-18 12:28:49.109 -0.90 s c 123.22° 183.0° yes Time System-search
AE.MZR.--.HHZ PKPdf 2017-02-18 12:28:54.069 0.10 s c 125.48° 77.0° yes Time System-search
OM.SHA.--.HHZ PKPdf 2017-02-18 12:28:54.940 -0.40 s 126.13° 84.0° no Time System-search
UE.UMZA.--.HHZ PKPdf 2017-02-18 12:28:56.769 0 s c 126.93° 78.0° yes Time System-search
AE.ALN.--.HHZ PKPdf 2017-02-18 12:28:58.509 0.20 s c 127.76° 77.0° yes Time System-search
OM.SOH.--.HHZ PKPdf 2017-02-18 12:28:59.589 -0.10 s c 128.47° 77.0° yes Time System-search
AE.SHM.--.HHZ PKPdf 2017-02-18 12:28:59.900 0.40 s c 128.42° 74.0° yes Time System-search
OM.ASH.--.HHZ PKiKP 2017-02-18 12:28:59.970 0.20 s 128.16° 76.0° no Time System-search
DN.HAT.--.HHZ PKPdf 2017-02-18 12:29:00.609 1.40 s c 128.25° 76.0° yes Time System-search
OM.BID.--.HHZ PKPdf 2017-02-18 12:29:01.890 -0.30 s 129.77° 78.0° no Time System-search
II.BRVK.00.BHZ PKPdf 2017-02-18 12:29:13.900 0 s 136.42° 36.0° no Time System-search
IN.MNC.--.HHZ PKPdf 2017-02-18 12:29:15.000 -3.40 s 138.50° 105.0° no Time System-search
II.KURK.00.BHZ PKPdf 2017-02-18 12:29:20.799 -3.40 s 142.07° 36.0° no Time System-search
II.AAK.00.BHZ PKPdf 2017-02-18 12:29:23.329 -2.90 s 142.92° 50.0° no Time System-search
II.NIL.00.BHZ PKPdf 2017-02-18 12:29:24.700 -3.00 s 143.78° 65.0° no Time System-search
II.PALK.00.BHZ PKPdf 2017-02-18 12:29:29.109 -0.70 s 144.62° 112.0° no Time System-search
II.ERM.00.BHZ PKPdf 2017-02-18 12:29:39.009 1.90 s 149.46° 313.0° no Time System-search
II.KAPI.00.BHZ PKPdf 2017-02-18 12:29:41.579 1.70 s 150.48° 192.0° no Time System-search
II.UOSS.10.BHZ PP 2017-02-18 12:31:06.460 0.30 s c 128.34° 76.0° yes Time System-search

Shake Maps

None

Ground Motion

None

Event 20170218-4

Time: 2017-02-18 12:10:15.400
Position:23.9085°S, 66.5686°W
Place:
Major Place:389 km E of Antofagasta, Chile
Depth:191.8 km
Magnitude:6.1 Mb