Earthquake 20170818-2

2017-08-18 10:18:43.320 15.1 km 4.5 mb
31.5510°N, 46.0006°E
247 km SE of Baghdad, Iraq
Time Error: 0.81 s Depth Error: 14.4 km
Num. Stations: 24 Time RMS: 0.40 s
Num. Phases: 24 Azimuth Gap: 118°
Analysis Type: Manual Max. Intensity (MMI):
Effects Type: Seismic
 

MANUALLY REVIEWED LOCATION

Magnitudes

Preferred Magnitude Stations Error Author Action
3.5 mb_Lg 5 0.20 NCMS System-search
4.9 ML 4 0.20 NCMS System-search
4.5 M 40 0.30 NCMS System-search
4.1 Ms_BB 19 0.10 NCMS System-search
4.7 Mwr 59 0 NCMS System-search
4.1 Mwp 6 0.10 NCMS System-search
Emblem-favorite 4.5 mb 6 0.20 NCMS System-search
4.5 mb 0 0 NCMS System-search
4.5 M 0 0 NCMS System-search

Origin Details

Ellipse Major:12.60 km Min. Distance:6.83° Fixed Depth:no
Ellipse Minor:11.50 km Max. Distance:83.28° 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@17925 External Origin ID:HYDRA_RED@35913

Error Ellipse

Azimuth Dip Magnitude Action
Max 188° 34° 34.1 km System-search
Intermediate 93° 27.7 km System-search
Min 354° 54° 12.4 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 59 39% 0.31 56.0 km 1e+16 nt-m NP1
NP2
88.0
351.0
73.0
70.0
21.0
162.0
5.48e+15 1.79e+15 1.4e+15 -5e+15 1.13e+16 -4.83e+14 System-search
Channel Time Amplitude Period/Duration Magnitude Event Distance Event Azimuth Action
AE.AJN.--.HHZ 2017-08-18 10:21:18.950 117.2 3.90 s 4.1 Mwp 10.56° 129.0° System-search
OM.ASH.--.HHZ 2017-08-18 10:21:26.970 97.0 3.07 s 4.0 Mwp 11.20° 125.1° System-search
OM.MDH.--.HHZ 2017-08-18 10:21:27.809 70.5 7.69 s 3.9 Mwp 10.99° 121.9° System-search
AE.MSF.--.HHZ 2017-08-18 10:21:27.910 714.1 9.74 s 4.7 Mwp 10.85° 122.0° System-search
DN.NAZ.--.HHZ 2017-08-18 10:21:28.569 543.3 12.35 s 4.6 Mwp 10.73° 125.1° System-search
OM.SOH.--.HHZ 2017-08-18 10:21:36.380 101.0 4.48 s 4.0 Mwp 11.89° 125.8° System-search
BH.SAK.--.HHZ 2017-08-18 10:22:27.982 54.8 0.94 s 3.5 mb_Lg 6.83° 143.2° System-search
IU.KBL.--.BHZ 2017-08-18 10:23:17.404 17.7 1.05 s 4.3 mb 19.54° 75.0° System-search
BH.SAK.--.HHE 2017-08-18 10:23:18.779 233.1 1.53 s 4.9 ML 6.83° 143.2° System-search
BH.SAK.--.HHZ 2017-08-18 10:23:24.884 1e+03 3.23 s 3.9 Ms_BB 6.83° 143.2° System-search
IU.GNI.00.BHZ 2017-08-18 10:23:28.003 31.1 1.30 s 3.4 mb_Lg 8.64° 353.6° System-search
AE.JRN.--.HHZ 2017-08-18 10:23:44.112 15.7 0.89 s 3.1 mb_Lg 8.93° 135.8° System-search
II.NIL.00.BHZ 2017-08-18 10:23:50.470 72.0 1.00 s 5.2 mb 23.05° 77.5° System-search
AE.JRN.--.HHE 2017-08-18 10:24:06.759 77.0 1.86 s 5.0 ML 8.93° 135.8° System-search
AE.SRB.--.HHZ 2017-08-18 10:24:07.118 76.5 0.97 s 3.8 mb_Lg 9.61° 129.0° System-search
GE.EIL.--.BHZ 2017-08-18 10:24:17.625 164.5 0.85 s 4.2 mb_Lg 9.70° 261.7° System-search
II.BRVK.00.BHZ 2017-08-18 10:24:31.960 11.7 1.20 s 4.5 mb 27.76° 32.2° System-search
AE.SRB.--.HHZ 2017-08-18 10:24:42.597 2e+03 5.48 s 4.5 Ms_BB 9.61° 129.0° System-search
GE.EIL.--.BHZ 2017-08-18 10:24:43.304 2e+03 3.80 s 4.4 Ms_BB 9.70° 261.7° System-search
II.KURK.00.BHZ 2017-08-18 10:24:59.940 8.8 1.00 s 4.6 mb 30.79° 42.0° System-search
IU.GNI.00.BHZ 2017-08-18 10:25:07.951 1e+03 8.10 s 4.2 Ms_BB 8.64° 353.6° System-search
AE.MZR.--.HHZ 2017-08-18 10:25:30.939 3e+03 4.40 s 4.6 Ms_BB 10.80° 140.2° System-search
DN.NAZ.--.HHZ 2017-08-18 10:25:31.308 650.9 3.36 s 4.0 Ms_BB 10.73° 125.1° System-search
OM.MDH.--.HHZ 2017-08-18 10:25:37.239 231.6 4.21 s 3.6 Ms_BB 10.99° 121.9° System-search
DN.FAQ.--.HHZ 2017-08-18 10:25:37.640 4e+03 4.89 s 4.8 Ms_BB 10.84° 126.3° System-search
OM.ASH.--.HHZ 2017-08-18 10:25:42.900 449.3 4.54 s 3.9 Ms_BB 11.20° 125.1° System-search
AE.AJN.--.HHZ 2017-08-18 10:25:44.107 912.6 4.81 s 4.2 Ms_BB 10.56° 129.0° System-search
IU.MAKZ.00.BHZ 2017-08-18 10:26:05.144 4.0 1.05 s 4.3 mb 31.46° 50.6° System-search
OM.SOH.--.HHZ 2017-08-18 10:26:07.420 244.3 4.04 s 3.7 Ms_BB 11.89° 125.8° System-search
AE.JRN.--.HHZ 2017-08-18 10:26:50.280 821.8 6.34 s 4.0 Ms_BB 8.93° 135.8° System-search
AE.SHM.--.HHZ 2017-08-18 10:27:18.190 1e+03 9.18 s 4.2 Ms_BB 10.32° 119.0° System-search
II.UOSS.10.BHZ 2017-08-18 10:28:13.348 320.7 8.60 s 3.8 Ms_BB 11.14° 123.7° System-search
AE.UMQ.--.HHZ 2017-08-18 10:28:17.675 2e+03 8.00 s 4.5 Ms_BB 10.40° 122.8° System-search
AE.MSF.--.HHZ 2017-08-18 10:28:26.454 1e+03 7.77 s 4.3 Ms_BB 10.85° 122.0° System-search
DN.HAT.--.HHZ 2017-08-18 10:28:29.388 409.0 8.35 s 3.8 Ms_BB 11.17° 124.4° System-search
AE.ALN.--.HHZ 2017-08-18 10:28:45.007 1e+03 7.06 s 4.3 Ms_BB 11.41° 128.5° System-search
IU.ANTO.00.BHZ 2017-08-18 10:30:37.283 509.2 6.18 s 4.1 Ms_BB 13.55° 311.4° System-search
IU.COLA.00.BHZ 2017-08-18 10:31:10.609 8.3 1.10 s 4.8 mb 83.28° 5.9° System-search
Channel Phase Time Time Residual Dir. Event Distance Event Azimuth Automatic? Defined By Action
BH.SAK.--.HHZ Pn 2017-08-18 10:20:22.750 -0.20 s 6.83° 143.2° no Time System-search
AE.JRN.--.HHZ Pn 2017-08-18 10:20:53.180 1.30 s 8.93° 135.8° no Time System-search
AE.SRB.--.HHZ Pn 2017-08-18 10:21:01.380 0.30 s 9.61° 129.0° no Time System-search
GE.EIL.--.BHZ Pn 2017-08-18 10:21:03.809 1.40 s 9.70° 261.7° no Time System-search
AE.SHM.--.HHZ Pn 2017-08-18 10:21:11.680 0.80 s 10.32° 119.0° no Time System-search
AE.UMQ.--.HHZ Pn 2017-08-18 10:21:12.289 0.40 s 10.40° 122.8° no Time System-search
AE.AJN.--.HHZ Pn 2017-08-18 10:21:13.799 -0.30 s 10.56° 129.0° no Time System-search
DN.NAZ.--.HHZ Pn 2017-08-18 10:21:16.289 -0.20 s 10.73° 125.1° no Time System-search
AE.MZR.--.HHZ Pn 2017-08-18 10:21:17.460 0 s 10.80° 140.2° no Time System-search
AE.MSF.--.HHZ Pn 2017-08-18 10:21:18.170 0 s 10.85° 122.0° no Time System-search
DN.FAQ.--.HHZ Pn 2017-08-18 10:21:18.259 0.30 s 10.84° 126.3° no Time System-search
OM.MDH.--.HHZ Pn 2017-08-18 10:21:20.059 0 s 10.99° 121.9° no Time System-search
II.UOSS.10.BHZ Pn 2017-08-18 10:21:21.660 -0.50 s 11.14° 123.7° yes Time System-search
DN.HAT.--.HHZ Pn 2017-08-18 10:21:22.710 0.20 s 11.17° 124.4° yes Time System-search
OM.ASH.--.HHZ Pn 2017-08-18 10:21:22.920 -0.10 s 11.20° 125.1° yes Time System-search
AE.ALN.--.HHZ Pn 2017-08-18 10:21:25.960 0.20 s 11.41° 128.5° yes Time System-search
OM.SOH.--.HHZ Pn 2017-08-18 10:21:31.900 -0.40 s 11.89° 125.8° no Time System-search
OM.BID.--.HHZ Pn 2017-08-18 10:21:52.440 -0.50 s 13.40° 123.7° no Time System-search
IU.KBL.--.BHZ P 2017-08-18 10:23:10.980 0.40 s 19.54° 75.0° no Time System-search
II.NIL.00.BHZ P 2017-08-18 10:23:48.210 0.10 s 23.05° 77.5° yes Time System-search
II.BRVK.00.BHZ P 2017-08-18 10:24:30.660 -0.70 s 27.76° 32.2° yes Time System-search
II.KURK.00.BHZ P 2017-08-18 10:24:57.990 -0.20 s 30.79° 42.0° no Time System-search
IU.MAKZ.00.BHZ P 2017-08-18 10:25:04.220 0 s 31.46° 50.6° no Time System-search
IU.COLA.00.BHZ P 2017-08-18 10:31:09.859 0.90 s 83.28° 5.9° yes 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.JRN.--.HHE 0.004075 cm/s2 2017-08-18 10:21:40.985 0.000031 cm/s 2017-08-18 10:21:50.725 0.000007 cm 2017-08-18 10:22:06.245 0.001748 cm/s2 0.000544 cm/s2 0.000065 cm/s2 System-search
AE.JRN.--.HHZ 0.001212 cm/s2 2017-08-18 10:21:43.245 0.000034 cm/s 2017-08-18 10:22:03.035 0.000007 cm 2017-08-18 10:22:02.135 0.000664 cm/s2 0.000698 cm/s2 0.000076 cm/s2 System-search

Event 20170818-2

Time: 2017-08-18 10:18:43.320
Position:31.5510°N, 46.0006°E
Place:
Major Place:247 km SE of Baghdad, Iraq
Depth:15.1 km
Magnitude:4.5 mb