Earthquake 20170826-1

2017-08-26 17:11:20.730 21.3 km 4.1 Mwr
31.5912°N, 56.1066°E
403 km NE of Shiraz, Iran
Time Error: 1.42 s Depth Error: 17.8 km
Num. Stations: 17 Time RMS: 0.70 s
Num. Phases: 17 Azimuth Gap: 132°
Analysis Type: Manual Max. Intensity (MMI):
Effects Type: Seismic
 

MANUALLY REVIEWED LOCATION

Magnitudes

Preferred Magnitude Stations Error Author Action
4.0 ML 26 0.10 NCMS System-search
3.0 mb_Lg 14 0.10 NCMS System-search
4.1 M 0 0 NCMS System-search
Emblem-favorite 4.1 Mwr 0 0 NCMS System-search
3.5 Ms_BB 2 0.30 NCMS System-search
3.9 mb 3 0.30 NCMS System-search
4.1 Mwr 54 0 NCMS System-search
4.3 M 40 0.30 NCMS System-search

Origin Details

Ellipse Major:15.20 km Min. Distance:5.43° Fixed Depth:no
Ellipse Minor:9.60 km Max. Distance:25.00° Fixed Phase:no
Ellipse Strike:103.0° Fixed Location:no Fixed Time:no
Author:NCMS Location Method:Inversion Event Type:Earthquake
External Event ID:HYDRA_RED@18075 External Origin ID:HYDRA_RED@36199

Error Ellipse

Azimuth Dip Magnitude Action
Max 284° 35.7 km System-search
Intermediate 194° 55° 30.9 km System-search
Min 14° 34° 16.8 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 54 100% 0.52 18.0 km 2e+15 nt-m NP1
NP2
255.0
22.0
39.0
64.0
-44.0
-120.0
-1.05e+15 4e+11 -9.14e+14 6.34e+14 8.75e+14 4.21e+14 System-search
Channel Time Amplitude Period/Duration Magnitude Event Distance Event Azimuth Action
AE.SRB.--.HHN 2017-08-26 17:14:15.349 34.9 0.79 s 4.0 ML 6.56° 195.0° System-search
AE.SHM.--.HHZ 2017-08-26 17:14:16.951 40.8 0.80 s 3.2 mb_Lg 5.43° 180.6° System-search
OM.MDH.--.HHN 2017-08-26 17:14:17.180 11.4 0.68 s 3.4 ML 6.27° 178.4° System-search
AE.MSF.--.HHE 2017-08-26 17:14:20.029 44.0 0.92 s 4.0 ML 6.20° 179.6° System-search
II.UOSS.10.BH1 2017-08-26 17:14:27.539 21.2 1.10 s 3.8 ML 6.62° 179.2° System-search
AE.SHM.--.HHN 2017-08-26 17:14:31.450 68.0 0.75 s 4.0 ML 5.43° 180.6° System-search
BH.SAK.--.HHE 2017-08-26 17:14:32.190 61.8 0.63 s 4.5 ML 7.43° 222.5° System-search
DN.NAZ.--.HHE 2017-08-26 17:14:32.779 30.3 0.96 s 4.0 ML 6.59° 183.5° System-search
DN.HAT.--.HHE 2017-08-26 17:14:35.200 18.5 0.89 s 3.8 ML 6.74° 179.8° System-search
OM.ASH.--.HHN 2017-08-26 17:14:35.200 30.9 0.85 s 4.1 ML 6.88° 180.4° System-search
OM.MDH.--.HHZ 2017-08-26 17:14:39.778 13.2 1.11 s 2.8 mb_Lg 6.27° 178.4° System-search
II.UOSS.10.BHZ 2017-08-26 17:14:45.940 11.0 0.98 s 2.8 mb_Lg 6.62° 179.2° System-search
AE.SRB.--.HHZ 2017-08-26 17:14:50.470 29.8 0.89 s 3.2 mb_Lg 6.56° 195.0° System-search
DN.NAZ.--.HHZ 2017-08-26 17:14:52.051 17.0 0.88 s 2.9 mb_Lg 6.59° 183.5° System-search
AE.MSF.--.HHZ 2017-08-26 17:14:52.992 53.1 1.15 s 3.4 mb_Lg 6.20° 179.6° System-search
OM.ASH.--.HHZ 2017-08-26 17:14:54.083 16.0 0.94 s 2.9 mb_Lg 6.88° 180.4° System-search
DN.HAT.--.HHZ 2017-08-26 17:14:59.259 12.8 0.84 s 2.8 mb_Lg 6.74° 179.8° System-search
AE.SHM.--.HHZ 2017-08-26 17:15:01.748 300.1 4.02 s 3.2 Ms_BB 5.43° 180.6° System-search
DN.FAQ.--.HHZ 2017-08-26 17:15:05.062 96.7 0.96 s 3.7 mb_Lg 6.84° 183.9° System-search
AE.ALN.--.HHN 2017-08-26 17:15:06.250 38.8 0.97 s 4.3 ML 7.51° 182.5° System-search
BH.SAK.--.HHZ 2017-08-26 17:15:17.873 26.1 1.12 s 3.2 mb_Lg 7.43° 222.5° System-search
OM.SOH.--.HHZ 2017-08-26 17:15:19.949 3.7 0.90 s 2.3 mb_Lg 7.44° 177.0° System-search
AE.ALN.--.HHZ 2017-08-26 17:15:22.461 23.1 0.82 s 3.2 mb_Lg 7.51° 182.5° System-search
OM.SOH.--.HHN 2017-08-26 17:15:23.549 5.5 1.06 s 3.5 ML 7.44° 177.0° System-search
AE.JRN.--.HHZ 2017-08-26 17:15:30.538 11.0 0.91 s 2.8 mb_Lg 7.22° 204.2° System-search
AE.JRN.--.HHN 2017-08-26 17:15:31.599 12.6 3.11 s 3.8 ML 7.22° 204.2° System-search
AE.MZR.--.HHN 2017-08-26 17:15:51.359 83.4 0.86 s 5.0 ML 8.87° 195.9° System-search
GE.EIL.--.BHZ 2017-08-26 17:15:53.839 6.6 0.80 s 3.8 mb 18.31° 269.5° System-search
DN.FAQ.--.HHE 2017-08-26 17:16:02.390 293.4 3.75 s 5.0 ML 6.84° 183.9° System-search
AE.MZR.--.HHZ 2017-08-26 17:16:18.944 29.3 0.78 s 3.4 mb_Lg 8.87° 195.9° System-search
II.BRVK.00.BHZ 2017-08-26 17:16:32.460 4.3 1.00 s 3.9 mb 23.79° 21.5° System-search
IU.MAKZ.00.BHZ 2017-08-26 17:16:43.454 3.5 0.75 s 4.1 mb 25.00° 45.1° System-search
IU.KBL.--.BHZ 2017-08-26 17:17:55.987 396.8 10.23 s 3.8 Ms_BB 11.25° 71.4° System-search
Channel Phase Time Time Residual Dir. Event Distance Event Azimuth Automatic? Defined By Action
AE.SHM.--.HHZ Pn 2017-08-26 17:12:40.920 0.50 s 5.43° 180.6° no Time System-search
AE.MSF.--.HHZ Pn 2017-08-26 17:12:51.259 0.20 s 6.20° 179.6° no Time System-search
OM.MDH.--.HHZ Pn 2017-08-26 17:12:52.160 0.20 s 6.27° 178.4° no Time System-search
II.UOSS.10.BHZ Pn 2017-08-26 17:12:55.789 -1.00 s 6.62° 179.2° no Time System-search
AE.SRB.--.HHZ Pn 2017-08-26 17:12:55.940 0 s 6.56° 195.0° no Time System-search
DN.NAZ.--.HHZ Pn 2017-08-26 17:12:56.450 0.10 s 6.59° 183.5° no Time System-search
DN.HAT.--.HHZ Pn 2017-08-26 17:12:57.920 -0.50 s 6.74° 179.8° no Time System-search
DN.FAQ.--.HHZ Pn 2017-08-26 17:12:59.259 -0.50 s 6.84° 183.9° no Time System-search
OM.ASH.--.HHZ Pn 2017-08-26 17:13:00.250 -0.20 s 6.88° 180.4° no Time System-search
AE.JRN.--.HHZ Pn 2017-08-26 17:13:03.269 -1.70 s 7.22° 204.2° no Time System-search
BH.SAK.--.HHZ Pn 2017-08-26 17:13:06.980 -0.90 s 7.43° 222.5° no Time System-search
AE.ALN.--.HHZ Pn 2017-08-26 17:13:07.250 -1.80 s 7.51° 182.5° no Time System-search
OM.SOH.--.HHZ Pn 2017-08-26 17:13:09.259 1.20 s 7.44° 177.0° no Time System-search
AE.MZR.--.HHZ Pn 2017-08-26 17:13:29.490 1.80 s 8.87° 195.9° no Time System-search
GE.EIL.--.BHZ P 2017-08-26 17:15:33.440 0.10 s 18.31° 269.5° yes Time System-search
II.BRVK.00.BHZ P 2017-08-26 17:16:31.859 0 s 23.79° 21.5° yes Time System-search
IU.MAKZ.00.BHZ P 2017-08-26 17:16:42.630 -0.40 s 25.00° 45.1° 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.ALN.--.HHN 0.001026 cm/s2 2017-08-26 17:14:09.715 0.000052 cm/s 2017-08-26 17:14:34.505 0.000016 cm 2017-08-26 17:14:34.165 0.000876 cm/s2 0.001034 cm/s2 0.000207 cm/s2 System-search
AE.MSF.--.HHE 0.000821 cm/s2 2017-08-26 17:13:32.486 0.000053 cm/s 2017-08-26 17:13:32.866 0.000014 cm 2017-08-26 17:13:43.556 0.001381 cm/s2 0.001168 cm/s2 0.000118 cm/s2 System-search
AE.MSF.--.HHN 0.000774 cm/s2 2017-08-26 17:13:39.816 0.000042 cm/s 2017-08-26 17:13:42.096 0.000014 cm 2017-08-26 17:13:53.146 0.001156 cm/s2 0.000897 cm/s2 0.000145 cm/s2 System-search
AE.MSF.--.HHZ 0.000967 cm/s2 2017-08-26 17:13:32.946 0.000069 cm/s 2017-08-26 17:13:32.786 0.000021 cm 2017-08-26 17:13:51.976 0.001279 cm/s2 0.000928 cm/s2 0.000189 cm/s2 System-search
AE.MZR.--.HHE 0.00291 cm/s2 2017-08-26 17:15:01.443 0.000108 cm/s 2017-08-26 17:15:07.853 0.00005 cm 2017-08-26 17:14:47.713 0.002491 cm/s2 0.001655 cm/s2 0.000342 cm/s2 System-search
AE.MZR.--.HHN 0.001602 cm/s2 2017-08-26 17:15:02.683 0.000078 cm/s 2017-08-26 17:15:07.133 0.000034 cm 2017-08-26 17:15:07.953 0.003358 cm/s2 0.001319 cm/s2 0.000295 cm/s2 System-search
AE.SHM.--.HHE 0.002008 cm/s2 2017-08-26 17:13:40.913 0.000068 cm/s 2017-08-26 17:13:18.633 0.000008 cm 2017-08-26 17:13:29.953 0.003126 cm/s2 0.000798 cm/s2 0.000107 cm/s2 System-search
AE.SHM.--.HHN 0.003271 cm/s2 2017-08-26 17:13:32.043 0.000052 cm/s 2017-08-26 17:13:35.613 0.000013 cm 2017-08-26 17:13:45.163 0.002897 cm/s2 0.001026 cm/s2 0.000137 cm/s2 System-search
AE.SHM.--.HHZ 0.001725 cm/s2 2017-08-26 17:13:28.533 0.000051 cm/s 2017-08-26 17:13:41.233 0.000015 cm 2017-08-26 17:13:42.883 0.001606 cm/s2 0.000698 cm/s2 0.000135 cm/s2 System-search
AE.UMQ.--.HNN 0.07417 cm/s2 2017-08-26 17:14:00.226 0.000471 cm/s 2017-08-26 17:14:00.416 0.000297 cm 2017-08-26 17:13:39.006 0.006711 cm/s2 0.002983 cm/s2 0.00085 cm/s2 System-search
BH.SAK.--.HHE 0.005837 cm/s2 2017-08-26 17:14:20.910 0.000085 cm/s 2017-08-26 17:14:31.950 0.000013 cm 2017-08-26 17:14:32.140 0.001835 cm/s2 0.000802 cm/s2 0.000158 cm/s2 System-search
DN.FAQ.--.HHN 0.001023 cm/s2 2017-08-26 17:14:05.260 0.000028 cm/s 2017-08-26 17:13:48.480 0.000008 cm 2017-08-26 17:13:47.940 0.000912 cm/s2 0.000552 cm/s2 0.000141 cm/s2 System-search
DN.HAT.--.HHE 0.000876 cm/s2 2017-08-26 17:13:47.577 0.000017 cm/s 2017-08-26 17:13:53.067 0.000005 cm 2017-08-26 17:13:57.447 0.000678 cm/s2 0.000456 cm/s2 0.000104 cm/s2 System-search
OM.ASH.--.HHN 0.000217 cm/s2 2017-08-26 17:13:49.542 0.000024 cm/s 2017-08-26 17:13:49.442 0.000007 cm 2017-08-26 17:13:49.622 0.00083 cm/s2 0.000921 cm/s2 0.000072 cm/s2 System-search
OM.ASH.--.HHZ 0.00021 cm/s2 2017-08-26 17:14:18.342 0.000023 cm/s 2017-08-26 17:13:49.402 0.000006 cm 2017-08-26 17:13:49.642 0.000718 cm/s2 0.000598 cm/s2 0.000108 cm/s2 System-search

Event 20170826-1

Time: 2017-08-26 17:11:20.730
Position:31.5912°N, 56.1066°E
Place:
Major Place:403 km NE of Shiraz, Iran
Depth:21.3 km
Magnitude:4.1 Mwr