Earthquake 20170911-1

2017-09-11 13:49:53.790 9.9 km 3.8 Mwr
27.9443°N, 61.0509°E
539 km NE of Muscat, Oman
Time Error: 1.18 s Depth Error: 0.80 km
Num. Stations: 11 Time RMS: 0.58 s
Num. Phases: 11 Azimuth Gap: 322°
Analysis Type: Manual Max. Intensity (MMI):
Effects Type: Seismic
 

MANUALLY REVIEWED LOCATION

Magnitudes

Preferred Magnitude Stations Error Author Action
3.6 ML 22 0.10 NCMS System-search
3.7 M 32 0.30 NCMS System-search
2.6 mb_Lg 9 0.20 NCMS System-search
Emblem-favorite 3.8 Mwr 44 0 NCMS System-search
3.8 Mwr 0 0 NCMS System-search
3.8 M 0 0 NCMS System-search

Origin Details

Ellipse Major:72.90 km Min. Distance:4.81° Fixed Depth:no
Ellipse Minor:36.40 km Max. Distance:6.14° Fixed Phase:no
Ellipse Strike:46.0° Fixed Location:no Fixed Time:no
Author:NCMS Location Method:Inversion Event Type:Earthquake
External Event ID:HYDRA_RED@17534 External Origin ID:HYDRA_RED@35177

Error Ellipse

Azimuth Dip Magnitude Action
Max 226° 171.5 km System-search
Intermediate 316° 85.6 km System-search
Min 55° 89° 1.1 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 44 35% 0.15 8.0 km 7e+14 nt-m NP1
NP2
79.0
240.0
40.0
51.0
-75.0
-102.0
-7.06e+14 4.98e+13 1.9e+14 4.62e+14 8.23e+13 2.44e+14 System-search
Channel Time Amplitude Period/Duration Magnitude Event Distance Event Azimuth Action
OM.BID.--.HHN 2017-09-11 13:52:33.259 15.6 0.30 s 3.2 ML 5.13° 211.6° System-search
AE.SHM.--.HHZ 2017-09-11 13:52:33.852 21.5 0.74 s 2.9 mb_Lg 4.81° 249.3° System-search
AE.SHM.--.HHE 2017-09-11 13:52:34.119 106.8 0.26 s 4.0 ML 4.81° 249.3° System-search
OM.MDH.--.HHE 2017-09-11 13:52:35.220 33.2 0.35 s 3.5 ML 5.00° 239.3° System-search
DN.HAT.--.HHE 2017-09-11 13:52:42.220 21.5 0.38 s 3.5 ML 5.39° 236.0° System-search
AE.MSF.--.HHE 2017-09-11 13:52:42.869 51.6 0.51 s 3.7 ML 5.07° 240.8° System-search
AE.MSF.--.HHZ 2017-09-11 13:52:45.240 26.3 0.76 s 3.0 mb_Lg 5.07° 240.8° System-search
OM.MDH.--.HHZ 2017-09-11 13:52:46.643 3.9 0.74 s 2.2 mb_Lg 5.00° 239.3° System-search
OM.SOH.--.HHE 2017-09-11 13:52:46.740 7.7 0.34 s 3.1 ML 5.56° 228.0° System-search
DN.HAT.--.HHZ 2017-09-11 13:52:50.374 8.3 0.70 s 2.5 mb_Lg 5.39° 236.0° System-search
OM.ASH.--.HHE 2017-09-11 13:52:53.869 26.7 0.52 s 3.6 ML 5.53° 235.2° System-search
OM.ASH.--.HHZ 2017-09-11 13:52:57.278 8.7 0.73 s 2.6 mb_Lg 5.53° 235.2° System-search
DN.NAZ.--.HHE 2017-09-11 13:52:58.880 23.8 0.36 s 3.6 ML 5.66° 239.9° System-search
DN.FAQ.--.HHN 2017-09-11 13:53:00.430 287.8 0.55 s 4.7 ML 5.84° 238.2° System-search
AE.ALN.--.HHN 2017-09-11 13:53:04.279 28.3 0.50 s 3.8 ML 6.14° 232.1° System-search
DN.NAZ.--.HHZ 2017-09-11 13:53:05.930 7.6 0.91 s 2.5 mb_Lg 5.66° 239.9° System-search
OM.SOH.--.HHZ 2017-09-11 13:53:06.310 1.9 0.83 s 1.9 mb_Lg 5.56° 228.0° System-search
DN.ASU.--.HHN 2017-09-11 13:53:06.819 138.0 0.74 s 4.5 ML 6.11° 238.5° System-search
AE.ALN.--.HHZ 2017-09-11 13:53:10.507 9.3 0.81 s 2.6 mb_Lg 6.14° 232.1° System-search
AE.MZR.--.HHZ 2017-09-11 13:54:40.595 11.0 0.81 s 2.9 mb_Lg 8.43° 236.0° System-search
Channel Phase Time Time Residual Dir. Event Distance Event Azimuth Automatic? Defined By Action
AE.SHM.--.HHZ Pn 2017-09-11 13:51:06.769 0.40 s 4.81° 249.3° no Time System-search
OM.BID.--.HHZ Pn 2017-09-11 13:51:06.839 -3.90 s 5.13° 211.6° no Time System-search
OM.MDH.--.HHZ Pn 2017-09-11 13:51:08.940 0 s 5.00° 239.3° no Time System-search
AE.MSF.--.HHZ Pn 2017-09-11 13:51:10.059 0.10 s 5.07° 240.8° no Time System-search
DN.HAT.--.HHZ Pn 2017-09-11 13:51:14.099 -0.30 s 5.39° 236.0° no Time System-search
OM.SOH.--.HHZ Pn 2017-09-11 13:51:14.509 -2.10 s 5.56° 228.0° no Time System-search
OM.ASH.--.HHZ Pn 2017-09-11 13:51:16.299 0 s 5.53° 235.2° no Time System-search
DN.NAZ.--.HHZ Pn 2017-09-11 13:51:20.700 2.80 s 5.66° 239.9° no Time System-search
DN.FAQ.--.HHZ Pn 2017-09-11 13:51:22.859 2.40 s 5.84° 238.2° no Time System-search
AE.ALN.--.HHZ Pn 2017-09-11 13:51:24.470 -0.10 s 6.14° 232.1° no Time System-search
DN.ASU.--.HHZ Pn 2017-09-11 13:51:27.230 3.10 s 6.11° 238.5° 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.MSF.--.HHZ 0.002051 cm/s2 2017-09-11 13:51:14.525 0.000094 cm/s 2017-09-11 13:51:14.465 0.000011 cm 2017-09-11 13:51:08.505 0.004335 cm/s2 0.000393 cm/s2 0.000087 cm/s2 System-search
AE.MZR.--.HHZ 0.008501 cm/s2 2017-09-11 13:52:33.144 0.000133 cm/s 2017-09-11 13:52:33.084 0.000021 cm 2017-09-11 13:52:30.924 0.001419 cm/s2 0.000204 cm/s2 0.000198 cm/s2 System-search
AE.SHM.--.HHE 0.005221 cm/s2 2017-09-11 13:51:15.253 0.000081 cm/s 2017-09-11 13:51:11.273 0.000006 cm 2017-09-11 13:51:26.773 0.003097 cm/s2 0.000179 cm/s2 0.000047 cm/s2 System-search
AE.SHM.--.HHN 0.005636 cm/s2 2017-09-11 13:51:15.063 0.000096 cm/s 2017-09-11 13:51:12.193 0.000007 cm 2017-09-11 13:51:24.123 0.00357 cm/s2 0.000265 cm/s2 0.000054 cm/s2 System-search
AE.SHM.--.HHZ 0.0036 cm/s2 2017-09-11 13:51:12.243 0.00007 cm/s 2017-09-11 13:51:11.753 0.00001 cm 2017-09-11 13:51:23.433 0.002514 cm/s2 0.000217 cm/s2 0.000069 cm/s2 System-search
OM.ASH.--.HHE 0.00052 cm/s2 2017-09-11 13:51:20.560 0.000019 cm/s 2017-09-11 13:51:20.610 0.000004 cm 2017-09-11 13:51:28.280 0.001469 cm/s2 0.000062 cm/s2 0.000027 cm/s2 System-search
OM.MDH.--.HHE 0.006686 cm/s2 2017-09-11 13:51:10.472 0.000059 cm/s 2017-09-11 13:51:10.482 0.000002 cm 2017-09-11 13:51:24.962 0.000659 cm/s2 0.000119 cm/s2 0.00003 cm/s2 System-search
OM.MDH.--.HHZ 0.006747 cm/s2 2017-09-11 13:51:09.962 0.000047 cm/s 2017-09-11 13:51:09.952 0.000003 cm 2017-09-11 13:51:27.752 0.001143 cm/s2 0.000152 cm/s2 0.000022 cm/s2 System-search

Event 20170911-1

Time: 2017-09-11 13:49:53.790
Position:27.9443°N, 61.0509°E
Place:
Major Place:539 km NE of Muscat, Oman
Depth:9.9 km
Magnitude:3.8 Mwr