Earthquake 20171010-6

2017-10-10 18:53:37.860 33.0 km 6.7 Mwb
54.1764°S, 8.3720°E
South Atlantic Ocean
2173 km S of Cape Town, South Africa
Time Error: 1.89 s Depth Error: 2.3 km
Num. Stations: 25 Time RMS: 0.93 s
Num. Phases: 25 Azimuth Gap: 158°
Analysis Type: Manual Max. Intensity (MMI):
Effects Type: Seismic
 

MANUALLY REVIEWED LOCATION

Magnitudes

Preferred Magnitude Stations Error Author Action
4.6 M 27 0.50 NCMS System-search
6.3 mb 17 0.20 NCMS System-search
Emblem-favorite 6.7 Mwb 0 0 NCMS System-search
6.7 M 0 0 NCMS System-search

Origin Details

Ellipse Major:38.60 km Min. Distance:25.89° Fixed Depth:no
Ellipse Minor:11.20 km Max. Distance:163.99° Fixed Phase:no
Ellipse Strike:145.0° Fixed Location:no Fixed Time:no
Author:NCMS Location Method:Inversion Event Type:Suspected Earthquake
External Event ID:HYDRA_RED@18043 External Origin ID:HYDRA_RED@36173

Error Ellipse

Azimuth Dip Magnitude Action
Max 145° 90.2 km System-search
Intermediate 235° 26.2 km System-search
Min 54° 89° 3.5 km System-search

None

Channel Time Amplitude Period/Duration Magnitude Event Distance Event Azimuth Action
II.HOPE.10.BHZ 2017-10-10 18:59:20.009 2e+03 1.55 s 6.4 mb 25.89° 251.3° System-search
OM.SHA.--.HHZ 2017-10-10 19:06:12.240 65.4 1.38 s 5.5 mb 82.48° 44.9° System-search
AE.MZR.--.HHZ 2017-10-10 19:06:32.930 476.6 1.36 s 6.5 mb 86.10° 41.0° System-search
BH.SAK.--.HHZ 2017-10-10 19:06:41.039 299.8 1.46 s 6.4 mb 87.72° 37.3° System-search
AE.ALN.--.HHZ 2017-10-10 19:06:41.710 266.1 1.38 s 6.3 mb 87.94° 42.4° System-search
DN.FAQ.--.HHZ 2017-10-10 19:06:43.059 820.3 1.80 s 6.7 mb 88.49° 42.0° System-search
DN.ASU.--.HHZ 2017-10-10 19:06:43.079 1e+03 1.64 s 7.0 mb 88.28° 41.8° System-search
OM.SOH.--.HHZ 2017-10-10 19:06:43.410 195.6 1.62 s 6.2 mb 88.32° 43.0° System-search
AE.SRB.--.HHZ 2017-10-10 19:06:44.000 437.9 1.58 s 6.5 mb 88.39° 40.7° System-search
OM.BID.--.HHZ 2017-10-10 19:06:44.490 493.8 1.30 s 6.7 mb 88.42° 44.6° System-search
DN.HAT.--.HHZ 2017-10-10 19:06:44.529 203.1 1.54 s 6.2 mb 88.78° 42.4° System-search
OM.ASH.--.HHZ 2017-10-10 19:06:44.700 244.2 1.54 s 6.3 mb 88.62° 42.4° System-search
DN.NAZ.--.HHZ 2017-10-10 19:06:45.990 327.2 1.58 s 6.4 mb 88.74° 42.0° System-search
AE.MSF.--.HHZ 2017-10-10 19:06:46.140 170.9 1.44 s 6.2 mb 89.28° 42.2° System-search
AE.UMQ.--.HHZ 2017-10-10 19:06:49.309 93.2 0.92 s 6.1 mb 89.22° 41.7° System-search
AE.SHM.--.HHZ 2017-10-10 19:06:50.289 227.2 1.56 s 6.2 mb 89.92° 41.8° System-search
OM.MDH.--.HHZ 2017-10-10 19:06:52.839 16.8 1.06 s 5.3 mb 89.27° 42.3° System-search
Channel Phase Time Time Residual Dir. Event Distance Event Azimuth Automatic? Defined By Action
II.HOPE.10.BHZ P 2017-10-10 18:59:07.660 1.40 s 25.89° 251.3° no Time System-search
OM.SHA.--.HHZ P 2017-10-10 19:05:56.789 0 s 82.48° 44.9° no Time System-search
AE.MZR.--.HHZ P 2017-10-10 19:06:14.589 -0.50 s 86.10° 41.0° yes Time System-search
OM.SOH.--.HHZ P 2017-10-10 19:06:21.769 -4.00 s 88.32° 43.0° yes Time System-search
BH.SAK.--.HHZ P 2017-10-10 19:06:22.630 -0.20 s 87.72° 37.3° no Time System-search
AE.ALN.--.HHZ P 2017-10-10 19:06:24.609 0.60 s 87.94° 42.4° no Time System-search
AE.JRN.--.HHZ P 2017-10-10 19:06:24.640 2.20 s 87.62° 39.6° no Time System-search
AE.AJN.--.HHZ P 2017-10-10 19:06:25.059 0.40 s 88.10° 41.6° no Time System-search
OM.BID.--.HHZ P 2017-10-10 19:06:25.619 -0.60 s 88.42° 44.6° yes Time System-search
OM.ASH.--.HHZ P 2017-10-10 19:06:25.640 -1.60 s 88.62° 42.4° yes Time System-search
AE.SRB.--.HHZ P 2017-10-10 19:06:25.910 -0.20 s 88.39° 40.7° no Time System-search
DN.HAT.--.HHZ P 2017-10-10 19:06:26.660 -1.30 s 88.78° 42.4° yes Time System-search
DN.ASU.--.HHZ P 2017-10-10 19:06:26.849 1.30 s 88.28° 41.8° no Time System-search
DN.FAQ.--.HHZ P 2017-10-10 19:06:27.579 1.00 s 88.49° 42.0° yes Time System-search
DN.NAZ.--.HHZ P 2017-10-10 19:06:29.109 1.40 s 88.74° 42.0° yes Time System-search
OM.MDH.--.HHZ P 2017-10-10 19:06:30.150 -0.10 s 89.27° 42.3° no Time System-search
AE.MSF.--.HHZ P 2017-10-10 19:06:30.349 0 s 89.28° 42.2° no Time System-search
AE.UMQ.--.HHZ P 2017-10-10 19:06:31.109 1.20 s 89.22° 41.7° no Time System-search
AE.SHM.--.HHZ P 2017-10-10 19:06:32.730 -0.50 s 89.92° 41.8° no Time System-search
II.BRVK.00.BHZ PKPdf 2017-10-10 19:12:20.630 -0.30 s 118.55° 37.5° no Time System-search
II.KURK.00.BHZ PKPdf 2017-10-10 19:12:22.910 -0.60 s 119.88° 43.9° yes Time System-search
II.FFC.00.BHZ pPKPdf 2017-10-10 19:13:13.049 0.20 s 141.03° 299.7° no Time System-search
IU.COR.00.BHZ PKPdf 2017-10-10 19:13:20.319 5.10 s 147.70° 272.3° no Time System-search
II.ERM.00.BHZ PKPab 2017-10-10 19:13:22.289 0.50 s 148.00° 94.2° no Time System-search
IU.PET.00.BHZ PKPdf 2017-10-10 19:13:31.769 -3.00 s 162.38° 82.8° no Time System-search
IU.COLA.00.BHZ PKPdf 2017-10-10 19:13:41.980 6.00 s 163.99° 320.6° no System-search

Shake Maps

None

Ground Motion

None

Event 20171010-6

Time: 2017-10-10 18:53:37.860
Position:54.1764°S, 8.3720°E
Place:South Atlantic Ocean
Major Place:2173 km S of Cape Town, South Africa
Depth:33.0 km
Magnitude:6.7 Mwb