Earthquake 20170928-4

2017-09-28 17:55:57.910 16.0 km 2.8 ML
27.0121°N, 56.3956°E
137 km N of Ra's al Khaymah, UAE
Time Error: 1.52 s Depth Error: 2.3 km
Num. Stations: 11 Time RMS: 0.75 s
Num. Phases: 12 Azimuth Gap: 301°
Analysis Type: Manual Max. Intensity (MMI):
Effects Type: Seismic
 

MANUALLY REVIEWED LOCATION

Magnitudes

Preferred Magnitude Stations Error Author Action
2.7 ML 24 0.10 NCMS System-search
2.1 mb_Lg 5 0.20 NCMS System-search
2.7 M 35 0.30 NCMS System-search
3.9 Md 3 0.30 NCMS System-search
Emblem-favorite 2.8 ML 0 0 NCMS System-search
2.8 M 0 0 NCMS System-search

Origin Details

Ellipse Major:23.70 km Min. Distance:0.92° Fixed Depth:no
Ellipse Minor:8.20 km Max. Distance:4.79° Fixed Phase:no
Ellipse Strike:117.0° Fixed Location:no Fixed Time:no
Author:NCMS Location Method:Inversion Event Type:Suspected Earthquake
External Event ID:HYDRA_RED@18756 External Origin ID:HYDRA_RED@37499

Error Ellipse

Azimuth Dip Magnitude Action
Max 118° 55.7 km System-search
Intermediate 28° 19.3 km System-search
Min 253° 89° 3.5 km System-search

None

Channel Time Amplitude Period/Duration Magnitude Event Distance Event Azimuth Action
AE.SHM.--.HHN 2017-09-28 17:56:31.940 954.0 0.21 s 3.3 ML 0.92° 200.2° System-search
AE.MSF.--.HHZ 2017-09-28 17:56:54.210 32.1 0.85 s 2.6 mb_Lg 1.65° 187.4° System-search
OM.MDH.--.HHN 2017-09-28 17:56:56.299 28.0 0.19 s 2.3 ML 1.71° 183.0° System-search
AE.MSF.--.HHE 2017-09-28 17:56:58.140 80.7 0.59 s 2.7 ML 1.65° 187.4° System-search
II.UOSS.10.BHZ 2017-09-28 17:57:04.657 7.8 0.75 s 2.0 mb_Lg 2.07° 184.8° System-search
DN.HAT.--.HHZ 2017-09-28 17:57:11.779 9.3 1.06 s 2.2 mb_Lg 2.19° 186.3° System-search
II.UOSS.10.BH1 2017-09-28 17:57:14.174 17.0 0.63 s 2.2 ML 2.07° 184.8° System-search
OM.ASH.--.HHZ 2017-09-28 17:57:14.385 3.7 0.70 s 1.8 mb_Lg 2.34° 187.5° System-search
DN.HAT.--.HHE 2017-09-28 17:57:15.450 17.3 0.56 s 2.3 ML 2.19° 186.3° System-search
DN.FAQ.--.HHN 2017-09-28 17:57:20.650 191.7 0.56 s 3.4 ML 2.37° 197.9° System-search
OM.ASH.--.HHE 2017-09-28 17:57:23.839 19.2 0.46 s 2.4 ML 2.34° 187.5° System-search
DN.ASU.--.HHE 2017-09-28 17:57:39.380 163.0 1.36 s 3.4 ML 2.56° 202.3° System-search
AE.ALN.--.HHZ 2017-09-28 17:57:39.718 6.6 0.82 s 2.1 mb_Lg 3.00° 191.3° System-search
AE.ALN.--.HHE 2017-09-28 17:57:47.519 21.5 0.47 s 2.7 ML 3.00° 191.3° System-search
AE.MSF.--.HHZ 2017-09-28 17:57:52.619 86.2 s 3.6 Md 1.65° 187.4° System-search
OM.MDH.--.HHZ 2017-09-28 17:58:09.619 106.8 s 3.8 Md 1.71° 183.0° System-search
OM.SOH.--.HHE 2017-09-28 17:58:35.980 3.2 0.38 s 1.8 ML 2.87° 177.5° System-search
OM.BID.--.HHE 2017-09-28 17:59:24.480 24.5 0.62 s 3.0 ML 3.81° 155.4° System-search
AE.MZR.--.HHN 2017-09-28 18:00:14.869 41.9 0.37 s 3.6 ML 4.79° 214.2° System-search
AE.SHM.--.HHZ 2017-09-28 18:00:16.980 241.6 s 4.3 Md 0.92° 200.2° System-search
Channel Phase Time Time Residual Dir. Event Distance Event Azimuth Automatic? Defined By Action
AE.SHM.--.HHZ Pb 2017-09-28 17:56:15.329 -0.20 s 0.92° 200.2° no Time System-search
OM.MDH.--.HHZ Pn 2017-09-28 17:56:23.519 -3.50 s 1.71° 183.0° no System-search
AE.MSF.--.HHZ Pn 2017-09-28 17:56:26.390 0.10 s 1.65° 187.4° no Time System-search
AE.SHM.--.HHZ Sn 2017-09-28 17:56:31.170 2.00 s 0.92° 200.2° no Time System-search
II.UOSS.10.BHZ Pn 2017-09-28 17:56:32.400 0.40 s 2.07° 184.8° no Time System-search
DN.HAT.--.HHZ Pn 2017-09-28 17:56:34.759 1.10 s 2.19° 186.3° no Time System-search
DN.FAQ.--.HHZ Pn 2017-09-28 17:56:34.920 -1.20 s 2.37° 197.9° no Time System-search
OM.ASH.--.HHZ Pn 2017-09-28 17:56:36.329 0.60 s 2.34° 187.5° no Time System-search
DN.ASU.--.HHZ Pn 2017-09-28 17:56:38.630 -0.20 s 2.56° 202.3° no Time System-search
OM.SOH.--.HHZ Pn 2017-09-28 17:56:42.859 -0.10 s 2.87° 177.5° no Time System-search
AE.ALN.--.HHZ Pn 2017-09-28 17:56:45.430 0.60 s 3.00° 191.3° no Time System-search
OM.BID.--.HHZ Pn 2017-09-28 17:56:55.829 -0.20 s 3.81° 155.4° no Time System-search
AE.MZR.--.HHZ Pn 2017-09-28 17:57:08.099 -1.30 s 4.79° 214.2° no Time System-search

Shake Maps

None

Ground Motion

None

Event 20170928-4

Time: 2017-09-28 17:55:57.910
Position:27.0121°N, 56.3956°E
Place:
Major Place:137 km N of Ra's al Khaymah, UAE
Depth:16.0 km
Magnitude:2.8 ML