Earthquake 20170413-9

2017-04-13 21:11:33.610 7.4 km 5.1 Mb
5.5435°S, 11.7971°W
South Atlantic Ocean
1322 km S of Monrovia, Liberia
Time Error: 0.97 s Depth Error: 837.8 km
Num. Stations: 23 Time RMS: 0.48 s
Num. Phases: 23 Azimuth Gap: 312°
Analysis Type: Manual Max. Intensity (MMI):
Effects Type:
 

MANUALLY REVISED LOCATION

Magnitudes

Preferred Magnitude Stations Error Author Action
Emblem-favorite 5.1 Mb 12 1.0 NCMS System-search
0 mblg 0 1.0 NCMS System-search
4.2 Ms 14 1.0 NCMS System-search

Origin Details

Ellipse Major:191.70 km Min. Distance:56.48° Fixed Depth:no
Ellipse Minor:22.60 km Max. Distance:96.62° Fixed Phase:no
Ellipse Strike:222.0° Fixed Location:no Fixed Time:no
Author:NCMS Location Method:Inversion Event Type:Earthquake
External Event ID:HYDRA_RED@22905 External Origin ID:HYDRA_RED@96356

Error Ellipse

Azimuth Dip Magnitude Action
Max 42° 71° 1e+03 km System-search
Intermediate 225° 18° 109.6 km System-search
Min 135° 52.7 km System-search

None

Channel Time Amplitude Period/Duration Magnitude Event Distance Event Azimuth Action
II.SHEL.00.BHZ 2017-04-13 21:17:30.362 2e+03 0.85 s 3.9 mblg 11.93° 150.6° System-search
II.BFO.00.BHZ 2017-04-13 21:21:15.200 327.5 1.20 s 4.2 Mb 56.51° 15.0° System-search
GE.EIL.--.BHZ 2017-04-13 21:21:19.079 624.5 2.20 s 5.4 Mb 56.93° 49.0° System-search
IU.ANTO.00.BHZ 2017-04-13 21:21:49.099 419.5 1.45 s 5.2 Mb 61.07° 38.0° System-search
IU.GNI.00.BHZ 2017-04-13 21:22:40.519 767.0 1.40 s 5.3 Mb 69.00° 43.0° System-search
II.KIV.00.BHZ 2017-04-13 21:22:42.910 445.0 1.10 s 5.7 Mb 69.47° 38.0° System-search
AE.MZR.--.HHZ 2017-04-13 21:22:45.430 104.5 0.98 s 4.9 Mb 69.80° 63.0° System-search
UE.MZWR.--.HHZ 2017-04-13 21:22:47.930 92.0 0.94 s 5.3 Mb 70.36° 62.0° System-search
AE.SRB.--.HHZ 2017-04-13 21:22:52.369 301.0 1.18 s 5.5 Mb 71.06° 61.0° System-search
UE.UMZA.--.HHZ 2017-04-13 21:22:53.740 66.5 0.84 s 5.1 Mb 71.23° 63.0° System-search
DN.FAQ.--.HHZ 2017-04-13 21:22:58.920 90.5 1.60 s 5.5 Mb 72.13° 61.0° System-search
AE.ALN.--.HHZ 2017-04-13 21:22:58.960 96.0 0.92 s 4.9 Mb 72.10° 62.0° System-search
OM.ASH.--.HHZ 2017-04-13 21:23:00.839 46.5 0.88 s 4.6 Mb 72.52° 62.0° System-search
II.UOSS.10.BHZ 2017-04-13 21:23:02.160 326.5 0.80 s 4.8 Mb 72.72° 61.0° System-search
DN.HAT.--.HHZ 2017-04-13 21:23:02.380 45.5 1.00 s 4.6 Mb 72.62° 61.0° System-search
AE.MSF.--.HHZ 2017-04-13 21:23:02.500 267.5 2.10 s 5.3 Mb 72.79° 61.0° System-search
OM.SOH.--.HHZ 2017-04-13 21:23:03.289 60.0 0.94 s 4.7 Mb 72.80° 62.0° System-search
OM.BAN.--.HHZ 2017-04-13 21:23:04.190 81.5 0.88 s 4.8 Mb 73.05° 60.0° System-search
OM.BID.--.HHZ 2017-04-13 21:23:10.150 224.5 1.92 s 5.2 Mb 74.08° 63.0° System-search
II.BRVK.00.BHZ 2017-04-13 21:24:32.559 398.0 2.60 s 5.2 Mb 89.66° 36.0° System-search
II.AAK.00.BHZ 2017-04-13 21:24:39.680 260.0 1.00 s 5.4 Mb 91.03° 47.0° System-search
II.KURK.00.BHZ 2017-04-13 21:24:54.609 177.5 1.30 s 4.9 Mb 94.53° 39.0° System-search
IU.MAKZ.00.BHZ 2017-04-13 21:25:02.339 81.5 0.55 s 5.0 Mb 96.62° 43.0° System-search
IU.TSUM.10.BHZ 2017-04-13 21:28:06.414 9e+03 20.73 s 4.4 Ms 31.67° 118.0° System-search
IU.LSZ.00.BHZ 2017-04-13 21:32:30.670 854.0 20.50 s 4.5 Ms 40.43° 107.0° System-search
IU.KMBO.00.BHZ 2017-04-13 21:39:30.019 1e+03 18.45 s 4.8 Ms 49.15° 86.7° System-search
IU.LVC.00.BHZ 2017-04-13 21:44:35.019 362.5 20.20 s 4.3 Ms 57.58° 246.8° System-search
II.BFO.00.BHZ 2017-04-13 21:44:56.019 117.5 19.15 s 3.1 Ms 56.48° 16.0° System-search
IU.ANTO.00.BHZ 2017-04-13 21:45:14.744 83.5 20.98 s 3.8 Ms 61.03° 38.2° System-search
AE.ALN.--.HHZ 2017-04-13 21:47:15.230 70.5 19.25 s 4.3 Ms 72.03° 62.7° System-search
II.UOSS.10.BHZ 2017-04-13 21:48:08.545 96.5 19.25 s 3.8 Ms 72.65° 61.9° System-search
UE.GHWR.--.HHZ 2017-04-13 21:48:37.720 34.0 19.71 s 4.3 Ms 69.46° 62.0° System-search
DN.ASU.--.HHZ 2017-04-13 21:48:39.380 25.0 18.77 s 4.4 Ms 71.80° 62.0° System-search
IU.OTAV.00.BHZ 2017-04-13 21:48:59.920 334.0 19.40 s 4.4 Ms 66.79° 272.6° System-search
IU.GNI.00.BHZ 2017-04-13 21:51:44.869 131.5 21.50 s 3.9 Ms 68.96° 43.3° System-search
UE.UMZA.--.HHZ 2017-04-13 21:51:56.410 24.5 21.27 s 4.2 Ms 71.16° 63.9° System-search
CU.TGUH.00.BHZ 2017-04-13 21:52:32.619 172.5 18.02 s 4.5 Ms 77.34° 285.6° System-search
IN.MNC.--.HHZ 2017-04-13 21:54:15.079 156.5 18.85 s 5.2 Ms 85.72° 81.3° System-search
OM.MDH.--.HHZ 2017-04-13 21:54:55.839 24.0 18.62 s 3.8 Ms 72.82° 61.6° System-search
OM.SOH.--.HHZ 2017-04-13 21:55:47.880 19.5 20.08 s 3.7 Ms 72.74° 62.8° System-search
UE.MZWR.--.HHZ 2017-04-13 21:56:37.900 26.5 18.73 s 4.2 Ms 70.29° 62.5° System-search
AE.SRB.--.HHZ 2017-04-13 21:57:51.460 51.0 20.20 s 4.2 Ms 71.00° 61.1° System-search
OM.BAN.--.HHZ 2017-04-13 21:58:07.329 7.5 18.23 s 3.3 Ms 72.98° 60.9° System-search
OM.ASH.--.HHZ 2017-04-13 21:58:49.829 33.0 19.32 s 3.9 Ms 72.45° 62.1° System-search
DN.HAT.--.HHZ 2017-04-13 21:59:02.750 23.0 19.29 s 3.8 Ms 72.56° 62.0° System-search
IU.KBL.--.BHZ 2017-04-13 22:04:14.144 64.0 19.00 s 4.1 Ms 85.60° 54.9° System-search
II.AAK.00.BHZ 2017-04-13 22:08:22.420 195.0 18.40 s 4.8 Ms 90.99° 47.5° System-search
IU.MAKZ.00.BHZ 2017-04-13 22:13:25.644 81.5 21.48 s 4.3 Ms 96.59° 43.7° System-search
II.KAPI.00.BHZ 2017-04-13 22:22:51.470 176.5 19.55 s 4.7 Ms 130.49° 101.4° System-search
Channel Phase Time Time Residual Dir. Event Distance Event Azimuth Automatic? Defined By Action
II.BFO.00.BHZ P 2017-04-13 21:21:15.200 -1.20 s 56.51° 15.0° no Time System-search
GE.EIL.--.BHZ P 2017-04-13 21:21:19.079 -0.50 s 56.93° 49.0° no Time System-search
IU.ANTO.00.BHZ P 2017-04-13 21:21:49.099 0.80 s 61.07° 38.0° no Time System-search
IU.GNI.00.BHZ P 2017-04-13 21:22:40.519 0.50 s 69.00° 43.0° no Time System-search
II.KIV.00.BHZ P 2017-04-13 21:22:42.910 0.10 s 69.47° 38.0° no Time System-search
AE.JRN.--.HHZ P 2017-04-13 21:22:44.869 0.10 s 69.78° 61.0° no Time System-search
AE.MZR.--.HHZ P 2017-04-13 21:22:45.430 0.50 s 69.80° 63.0° no Time System-search
UE.MZWR.--.HHZ P 2017-04-13 21:22:47.930 -0.50 s 70.36° 62.0° no Time System-search
AE.SRB.--.HHZ P 2017-04-13 21:22:52.369 -0.30 s 71.06° 61.0° no Time System-search
UE.UMZA.--.HHZ P 2017-04-13 21:22:53.740 0 s c 71.23° 63.0° yes Time System-search
DN.FAQ.--.HHZ P 2017-04-13 21:22:58.920 -0.20 s 72.13° 61.0° no Time System-search
AE.ALN.--.HHZ P 2017-04-13 21:22:58.960 0 s 72.10° 62.0° no Time System-search
OM.ASH.--.HHZ P 2017-04-13 21:23:00.839 -0.70 s c 72.52° 62.0° yes Time System-search
II.UOSS.10.BHZ P 2017-04-13 21:23:02.160 -0.50 s c 72.72° 61.0° yes Time System-search
DN.HAT.--.HHZ P 2017-04-13 21:23:02.380 0.30 s 72.62° 61.0° no Time System-search
AE.MSF.--.HHZ P 2017-04-13 21:23:02.500 -0.60 s 72.79° 61.0° no Time System-search
OM.SOH.--.HHZ P 2017-04-13 21:23:03.289 0.20 s 72.80° 62.0° no Time System-search
OM.BAN.--.HHZ P 2017-04-13 21:23:04.190 -0.40 s 73.05° 60.0° no Time System-search
OM.BID.--.HHZ P 2017-04-13 21:23:10.150 -0.50 s 74.08° 63.0° no Time System-search
II.BRVK.00.BHZ P 2017-04-13 21:24:32.559 0.20 s 89.66° 36.0° no Time System-search
II.AAK.00.BHZ P 2017-04-13 21:24:39.680 0.60 s 91.03° 47.0° no Time System-search
II.KURK.00.BHZ P 2017-04-13 21:24:54.609 -0.30 s 94.53° 39.0° no Time System-search
IU.MAKZ.00.BHZ P 2017-04-13 21:25:02.339 -2.20 s 96.62° 43.0° no Time System-search

Shake Maps

None

Ground Motion

None

Event 20170413-9

Time: 2017-04-13 21:11:33.610
Position:5.5435°S, 11.7971°W
Place:South Atlantic Ocean
Major Place:1322 km S of Monrovia, Liberia
Depth:7.4 km
Magnitude:5.1 Mb