Earthquake 20170831-3

2017-08-31 01:59:26.910 66.2 km 3.1 ML
27.4875°N, 58.9801°E
350 km NE of Ra's al Khaymah, UAE
Time Error: 2.51 s Depth Error: 10.5 km
Num. Stations: 13 Time RMS: 1.24 s
Num. Phases: 14 Azimuth Gap: 308°
Analysis Type: Manual Max. Intensity (MMI):
Effects Type: Seismic
 

MANUALLY REVIEWED LOCATION

Magnitudes

Preferred Magnitude Stations Error Author Action
Emblem-favorite 3.1 ML 25 0.10 NCMS System-search
2.6 M 12 0.70 NCMS System-search
3.1 ML 0 0 NCMS System-search
3.1 M 0 0 NCMS System-search

Origin Details

Ellipse Major:53.10 km Min. Distance:2.95° Fixed Depth:no
Ellipse Minor:28.90 km Max. Distance:6.69° Fixed Phase:no
Ellipse Strike:211.0° Fixed Location:no Fixed Time:no
Author:NCMS Location Method:Inversion Event Type:Earthquake
External Event ID:HYDRA_RED@18180 External Origin ID:HYDRA_RED@36402

Error Ellipse

Azimuth Dip Magnitude Action
Max 211° 125.0 km System-search
Intermediate 301° 68.1 km System-search
Min 51° 88° 15.7 km System-search

None

Channel Time Amplitude Period/Duration Magnitude Event Distance Event Azimuth Action
AE.SHM.--.HHE 2017-08-31 02:00:40.359 391.2 0.63 s 3.9 ML 2.95° 243.6° System-search
OM.MDH.--.HHE 2017-08-31 02:01:01.690 12.9 0.44 s 2.6 ML 3.25° 228.4° System-search
AE.MSF.--.HHN 2017-08-31 02:01:06.230 90.0 0.82 s 3.4 ML 3.29° 230.8° System-search
II.UOSS.10.BH1 2017-08-31 02:01:16.325 19.7 0.60 s 2.8 ML 3.55° 225.2° System-search
DN.HAT.--.HHE 2017-08-31 02:01:23.619 14.8 0.56 s 2.8 ML 3.68° 224.6° System-search
DN.NAZ.--.HHE 2017-08-31 02:01:28.420 20.1 1.27 s 3.0 ML 3.88° 230.9° System-search
OM.ASH.--.HHE 2017-08-31 02:01:30.250 13.2 0.80 s 2.8 ML 3.83° 223.9° System-search
DN.FAQ.--.HHE 2017-08-31 02:01:46.150 215.2 2.58 s 4.1 ML 4.09° 228.9° System-search
OM.SOH.--.HHE 2017-08-31 02:01:46.269 2.6 0.77 s 2.1 ML 4.00° 214.0° System-search
AE.ALN.--.HHN 2017-08-31 02:01:47.099 17.4 0.66 s 3.1 ML 4.49° 221.1° System-search
AE.MZR.--.HHE 2017-08-31 02:02:05.569 37.8 0.51 s 4.1 ML 6.69° 229.3° System-search
DN.ASU.--.HHE 2017-08-31 02:02:13.990 279.1 2.89 s 4.3 ML 4.35° 229.9° System-search
OM.BID.--.HHE 2017-08-31 02:02:36.359 13.1 1.72 s 2.8 ML 4.02° 191.2° System-search
Channel Phase Time Time Residual Dir. Event Distance Event Azimuth Automatic? Defined By Action
AE.SHM.--.HHZ Pn 2017-08-31 02:00:09.440 -1.90 s 2.95° 243.6° no Time System-search
OM.MDH.--.HHZ Pn 2017-08-31 02:00:15.609 0.20 s 3.25° 228.4° no Time System-search
AE.MSF.--.HHZ Pn 2017-08-31 02:00:16.299 0.20 s 3.29° 230.8° no Time System-search
II.UOSS.10.BHZ Pn 2017-08-31 02:00:21.059 1.40 s 3.55° 225.2° no Time System-search
DN.HAT.--.HHZ Pn 2017-08-31 02:00:22.609 1.20 s 3.68° 224.6° no Time System-search
DN.NAZ.--.HHZ Pn 2017-08-31 02:00:24.250 0.10 s 3.88° 230.9° no Time System-search
OM.ASH.--.HHZ Pn 2017-08-31 02:00:24.650 1.20 s 3.83° 223.9° no Time System-search
OM.SOH.--.HHZ Pn 2017-08-31 02:00:25.220 -0.50 s 4.00° 214.0° no Time System-search
OM.BID.--.HHZ Pn 2017-08-31 02:00:25.640 -0.40 s 4.02° 191.2° no Time System-search
DN.FAQ.--.HHZ Pn 2017-08-31 02:00:26.950 0 s 4.09° 228.9° no Time System-search
DN.ASU.--.HHZ Pn 2017-08-31 02:00:28.880 -1.60 s 4.35° 229.9° no Time System-search
AE.ALN.--.HHZ Pn 2017-08-31 02:00:29.329 -3.00 s 4.49° 221.1° no Time System-search
AE.MSF.--.HHZ Sn 2017-08-31 02:00:53.829 -0.20 s 3.29° 230.8° no Time System-search
AE.MZR.--.HHZ Pn 2017-08-31 02:00:59.420 -3.10 s 6.69° 229.3° no Time System-search

Shake Maps

None

Ground Motion

Station PGA PGA Time PGV PGV Time PGD PGD Time RSA @ 0.3s RSA @ 1.0s RSA @ 3.0s Action
AE.SHM.--.HHE 0.038412 cm/s2 2017-08-31 02:00:42.993 0.000892 cm/s 2017-08-31 02:00:39.973 0.000068 cm 2017-08-31 02:00:40.023 0.027631 cm/s2 0.003975 cm/s2 0.000352 cm/s2 System-search
AE.SHM.--.HHN 0.059618 cm/s2 2017-08-31 02:00:43.683 0.001452 cm/s 2017-08-31 02:00:43.653 0.000042 cm 2017-08-31 02:00:43.693 0.037858 cm/s2 0.002563 cm/s2 0.000397 cm/s2 System-search
AE.SHM.--.HHZ 0.025071 cm/s2 2017-08-31 02:00:41.643 0.000447 cm/s 2017-08-31 02:00:44.103 0.000028 cm 2017-08-31 02:00:40.713 0.013441 cm/s2 0.002146 cm/s2 0.000224 cm/s2 System-search
AE.SHM.--.HNE 0.044878 cm/s2 2017-08-31 02:00:43.683 0.001012 cm/s 2017-08-31 02:00:43.663 0.000096 cm 2017-08-31 02:00:45.863 0.027054 cm/s2 0.002279 cm/s2 0.000402 cm/s2 System-search
AE.SHM.--.HNN 0.02487 cm/s2 2017-08-31 02:00:40.573 0.000557 cm/s 2017-08-31 02:00:39.973 0.000174 cm 2017-08-31 02:00:44.253 0.018179 cm/s2 0.003281 cm/s2 0.000578 cm/s2 System-search
AE.SHM.--.HNZ 0.018215 cm/s2 2017-08-31 02:00:41.643 0.000339 cm/s 2017-08-31 02:00:39.523 0.000112 cm 2017-08-31 02:00:26.863 0.009743 cm/s2 0.001389 cm/s2 0.000375 cm/s2 System-search
AE.SRB.--.HNE 0.001589 cm/s2 2017-08-31 02:01:19.001 0.0001 cm/s 2017-08-31 02:01:13.821 0.000092 cm 2017-08-31 02:01:11.271 0.002048 cm/s2 0.000813 cm/s2 0.000298 cm/s2 System-search
AE.SRB.--.HNN 0.001744 cm/s2 2017-08-31 02:01:23.031 0.000097 cm/s 2017-08-31 02:01:17.291 0.000119 cm 2017-08-31 02:01:20.751 0.001589 cm/s2 0.000509 cm/s2 0.00016 cm/s2 System-search
OM.MDH.--.HHE 0.002118 cm/s2 2017-08-31 02:00:50.869 0.000024 cm/s 2017-08-31 02:00:52.569 0.000005 cm 2017-08-31 02:00:48.669 0.001504 cm/s2 0.000219 cm/s2 0.000025 cm/s2 System-search
OM.MDH.--.HHN 0.002119 cm/s2 2017-08-31 02:00:50.939 0.000027 cm/s 2017-08-31 02:00:52.559 0.000004 cm 2017-08-31 02:00:32.939 0.001062 cm/s2 0.000167 cm/s2 0.000031 cm/s2 System-search

Event 20170831-3

Time: 2017-08-31 01:59:26.910
Position:27.4875°N, 58.9801°E
Place:
Major Place:350 km NE of Ra's al Khaymah, UAE
Depth:66.2 km
Magnitude:3.1 ML