Earthquake 20170907-2

2017-09-07 03:50:21.190 2.3 km 4.9 Mwp
12.0388°N, 46.0913°E
Gulf of Aden
323 km E of Djibouti, Djibouti
Time Error: 0.61 s Depth Error: 8.6 km
Num. Stations: 26 Time RMS: 0.30 s
Num. Phases: 26 Azimuth Gap: 117°
Analysis Type: Manual Max. Intensity (MMI):
Effects Type: Seismic
 

MANUALLY REVIEWED LOCATION

Magnitudes

Preferred Magnitude Stations Error Author Action
Emblem-favorite 4.9 Mwp 12 0.10 NCMS System-search
5.2 M 51 0.10 NCMS System-search
5.0 mb 22 0.10 NCMS System-search
4.8 Ms_BB 17 0.10 NCMS System-search
4.8 Mwr 46 0 NCMS System-search
4.8 Mwr 0 0 NCMS System-search
4.9 M 0 0 NCMS System-search
4.9 Mwp 0 0 NCMS System-search

Origin Details

Ellipse Major:16.40 km Min. Distance:14.34° Fixed Depth:no
Ellipse Minor:8.40 km Max. Distance:75.16° Fixed Phase:no
Ellipse Strike:121.0° Fixed Location:no Fixed Time:no
Author:NCMS Location Method:Inversion Event Type:Earthquake
External Event ID:HYDRA_RED@18314 External Origin ID:HYDRA_RED@36658

Error Ellipse

Azimuth Dip Magnitude Action
Max 301° 38.5 km System-search
Intermediate 210° 19.8 km System-search
Min 78° 85° 12.8 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 RMT 46 36% 0.56 6.0 km 2e+16 nt-m NP1
NP2
155.0
24.0
36.0
64.0
-133.0
-64.0
-1.73e+16 -1.32e+16 -8.32e+15 1.92e+15 -2.22e+15 1.54e+16 System-search
Channel Time Amplitude Period/Duration Magnitude Event Distance Event Azimuth Action
DN.ASU.--.HHZ 2017-09-07 03:54:02.910 1e+03 3.72 s 4.9 Mwp 15.27° 33.7° System-search
AE.SRB.--.HHZ 2017-09-07 03:54:05.130 935.5 5.07 s 4.9 Mwp 15.20° 29.3° System-search
AE.SRB.--.HHZ 2017-09-07 03:54:06.140 301.8 1.36 s 5.6 mb 15.20° 29.3° System-search
OM.ASH.--.HHZ 2017-09-07 03:54:08.740 571.1 6.93 s 4.7 Mwp 15.73° 35.5° System-search
DN.FAQ.--.HHZ 2017-09-07 03:54:08.819 2e+03 7.51 s 5.2 Mwp 15.51° 34.1° System-search
IU.KMBO.00.BHZ 2017-09-07 03:54:10.009 94.9 1.60 s 4.8 mb 15.75° 214.5° System-search
DN.ASU.--.HHZ 2017-09-07 03:54:10.339 483.6 1.18 s 5.8 mb 15.27° 33.7° System-search
OM.SOH.--.HHZ 2017-09-07 03:54:10.359 35.7 1.02 s 4.6 mb 15.58° 38.0° System-search
DN.HAT.--.HHZ 2017-09-07 03:54:10.440 266.3 6.47 s 4.5 Mwp 15.88° 35.4° System-search
DN.FAQ.--.HHZ 2017-09-07 03:54:11.980 475.9 1.76 s 5.5 mb 15.51° 34.1° System-search
OM.SOH.--.HHZ 2017-09-07 03:54:12.420 206.9 9.06 s 4.4 Mwp 15.58° 38.0° System-search
OM.BID.--.HHZ 2017-09-07 03:54:14.190 213.9 0.94 s 5.3 mb 16.17° 43.4° System-search
II.UOSS.10.BHZ 2017-09-07 03:54:14.664 727.6 9.18 s 4.8 Mwp 16.01° 35.3° System-search
OM.BID.--.HHZ 2017-09-07 03:54:14.769 1e+03 4.48 s 5.0 Mwp 16.17° 43.4° System-search
OM.MDH.--.HHZ 2017-09-07 03:54:15.470 70.9 3.33 s 4.0 Mwp 16.34° 34.8° System-search
DN.HAT.--.HHZ 2017-09-07 03:54:17.440 205.2 1.92 s 5.0 mb 15.88° 35.4° System-search
AE.UMQ.--.HHZ 2017-09-07 03:54:17.839 137.6 1.24 s 4.9 mb 16.18° 32.6° System-search
AE.MSF.--.HHZ 2017-09-07 03:54:18.109 747.0 8.03 s 4.8 Mwp 16.32° 34.2° System-search
II.UOSS.10.BHZ 2017-09-07 03:54:18.545 97.4 1.10 s 4.8 mb 16.01° 35.3° System-search
DN.NAZ.--.HHZ 2017-09-07 03:54:18.859 157.3 1.88 s 4.9 mb 15.74° 33.8° System-search
AE.MSF.--.HHZ 2017-09-07 03:54:18.880 218.3 1.12 s 5.2 mb 16.32° 34.2° System-search
OM.MDH.--.HHZ 2017-09-07 03:54:22.230 94.3 0.94 s 4.9 mb 16.34° 34.8° System-search
IU.KMBO.00.BHZ 2017-09-07 03:54:23.259 6e+03 18.60 s 5.5 Mwp 15.75° 214.5° System-search
AE.SHM.--.HHZ 2017-09-07 03:54:26.490 128.8 1.16 s 4.9 mb 16.87° 32.3° System-search
AE.SHM.--.HHZ 2017-09-07 03:54:29.140 2e+03 11.75 s 5.2 Mwp 16.87° 32.3° System-search
OM.ASH.--.HHZ 2017-09-07 03:54:34.410 38.0 1.16 s 4.5 mb 15.73° 35.5° System-search
GE.EIL.--.BHZ 2017-09-07 03:55:08.069 26.0 1.20 s 4.4 mb 20.37° 331.1° System-search
IU.LSZ.00.BHZ 2017-09-07 03:56:55.059 47.3 1.60 s 5.2 mb 32.42° 213.6° System-search
II.NIL.00.BHZ 2017-09-07 03:57:04.509 48.8 1.40 s 5.2 mb 32.83° 44.6° System-search
II.AAK.00.BHZ 2017-09-07 03:58:03.619 66.0 1.20 s 5.2 mb 39.21° 33.7° System-search
II.BRVK.00.BHZ 2017-09-07 03:58:45.759 26.6 1.70 s 4.9 mb 45.26° 20.4° System-search
IU.MAKZ.00.BHZ 2017-09-07 03:58:52.884 15.8 1.25 s 4.9 mb 45.97° 34.0° System-search
II.KURK.00.BHZ 2017-09-07 03:58:59.630 12.8 1.20 s 4.9 mb 46.82° 27.9° System-search
AE.MZR.--.HHZ 2017-09-07 04:00:24.609 3e+03 7.39 s 4.8 Ms_BB 12.98° 31.8° System-search
OM.SOH.--.HHZ 2017-09-07 04:00:30.387 388.6 11.95 s 4.1 Ms_BB 15.58° 38.0° System-search
OM.ASH.--.HHZ 2017-09-07 04:00:35.611 681.6 14.80 s 4.3 Ms_BB 15.73° 35.5° System-search
DN.HAT.--.HHZ 2017-09-07 04:00:40.642 570.9 14.99 s 4.3 Ms_BB 15.88° 35.4° System-search
IU.KMBO.00.BHZ 2017-09-07 04:00:51.860 2e+03 7.80 s 4.8 Ms_BB 15.75° 214.5° System-search
OM.BID.--.HHZ 2017-09-07 04:00:58.936 3e+03 10.86 s 5.0 Ms_BB 16.17° 43.4° System-search
AE.MSF.--.HHZ 2017-09-07 04:01:02.900 1e+03 14.45 s 4.7 Ms_BB 16.32° 34.2° System-search
II.UOSS.10.BHZ 2017-09-07 04:01:55.631 463.0 8.82 s 4.2 Ms_BB 16.01° 35.3° System-search
AE.SRB.--.HHZ 2017-09-07 04:02:05.810 3e+03 7.75 s 4.9 Ms_BB 15.20° 29.3° System-search
II.KAPI.00.BHZ 2017-09-07 04:02:06.509 35.6 1.00 s 5.4 mb 75.16° 98.4° System-search
DN.ASU.--.HHZ 2017-09-07 04:02:14.829 1e+04 7.60 s 5.6 Ms_BB 15.27° 33.7° System-search
BH.SAK.--.HHZ 2017-09-07 04:02:25.031 3e+03 6.57 s 4.9 Ms_BB 14.49° 16.2° System-search
DN.FAQ.--.HHZ 2017-09-07 04:02:55.752 4e+03 7.29 s 5.1 Ms_BB 15.51° 34.1° System-search
DN.NAZ.--.HHZ 2017-09-07 04:03:13.108 1e+03 6.33 s 4.6 Ms_BB 15.74° 33.8° System-search
AE.UMQ.--.HHZ 2017-09-07 04:03:21.982 2e+03 7.66 s 4.9 Ms_BB 16.18° 32.6° System-search
GE.EIL.--.BHZ 2017-09-07 04:03:59.498 2e+03 7.45 s 4.9 Ms_BB 20.37° 331.1° System-search
AE.SHM.--.HHZ 2017-09-07 04:04:13.454 1e+03 7.50 s 4.6 Ms_BB 16.87° 32.3° System-search
IU.ANTO.00.BHZ 2017-09-07 04:09:37.898 587.2 14.63 s 4.7 Ms_BB 30.11° 339.3° System-search
Channel Phase Time Time Residual Dir. Event Distance Event Azimuth Automatic? Defined By Action
AE.JRN.--.HHZ P 2017-09-07 03:53:50.130 -2.50 s 14.34° 25.5° no Time System-search
BH.SAK.--.HHZ P 2017-09-07 03:53:54.140 -0.10 s 14.49° 16.2° no Time System-search
AE.ALN.--.HHZ Pn 2017-09-07 03:53:55.599 0.40 s 15.07° 36.2° no Time System-search
AE.AJN.--.HHZ Pn 2017-09-07 03:53:56.480 1.60 s 15.05° 32.9° no Time System-search
AE.SRB.--.HHZ Pn 2017-09-07 03:53:57.809 0.80 s 15.20° 29.3° no Time System-search
DN.ASU.--.HHZ Pn 2017-09-07 03:53:58.049 0.10 s 15.27° 33.7° no Time System-search
DN.FAQ.--.HHZ Pn 2017-09-07 03:54:01.309 0.20 s 15.51° 34.1° yes Time System-search
OM.SOH.--.HHZ Pn 2017-09-07 03:54:02.130 0.10 s 15.58° 38.0° no Time System-search
OM.ASH.--.HHZ Pn 2017-09-07 03:54:03.180 -0.70 s 15.73° 35.5° no Time System-search
DN.NAZ.--.HHZ Pn 2017-09-07 03:54:03.269 -0.90 s 15.74° 33.8° yes Time System-search
IU.KMBO.00.BHZ Pn 2017-09-07 03:54:04.660 0.10 s 15.75° 214.5° no Time System-search
DN.HAT.--.HHZ Pn 2017-09-07 03:54:05.839 0 s 15.88° 35.4° no Time System-search
II.UOSS.10.BHZ Pn 2017-09-07 03:54:07.819 0.20 s 16.01° 35.3° no Time System-search
OM.BID.--.HHZ Pn 2017-09-07 03:54:09.549 0 s 16.17° 43.4° no Time System-search
AE.UMQ.--.HHZ Pn 2017-09-07 03:54:09.819 0.10 s 16.18° 32.6° no Time System-search
AE.MSF.--.HHZ Pn 2017-09-07 03:54:11.339 -0.30 s 16.32° 34.2° no Time System-search
OM.MDH.--.HHZ Pn 2017-09-07 03:54:11.960 0.10 s 16.34° 34.8° no Time System-search
AE.SHM.--.HHZ Pn 2017-09-07 03:54:17.390 -1.20 s 16.87° 32.3° yes Time System-search
GE.EIL.--.BHZ P 2017-09-07 03:55:00.119 0.90 s 20.37° 331.1° no Time System-search
IU.LSZ.00.BHZ P 2017-09-07 03:56:52.859 0 s 32.42° 213.6° yes Time System-search
II.NIL.00.BHZ P 2017-09-07 03:56:56.309 0 s 32.83° 44.6° no Time System-search
II.AAK.00.BHZ P 2017-09-07 03:57:51.319 0.30 s 39.21° 33.7° no Time System-search
II.BRVK.00.BHZ P 2017-09-07 03:58:39.660 -0.30 s 45.26° 20.4° no Time System-search
IU.MAKZ.00.BHZ P 2017-09-07 03:58:45.710 0 s 45.97° 34.0° yes Time System-search
II.KURK.00.BHZ P 2017-09-07 03:58:51.380 -0.90 s 46.82° 27.9° no Time System-search
II.KAPI.00.BHZ P 2017-09-07 04:02:05.759 0 s 75.16° 98.4° yes Time System-search

Shake Maps

None

Ground Motion

None

Event 20170907-2

Time: 2017-09-07 03:50:21.190
Position:12.0388°N, 46.0913°E
Place:Gulf of Aden
Major Place:323 km E of Djibouti, Djibouti
Depth:2.3 km
Magnitude:4.9 Mwp