Earthquake 20170921-7

2017-09-21 19:28:44.980 40.8 km 4.2 Mwr
30.7014°N, 57.4425°E
484 km E of Shiraz, Iran
Time Error: 1.89 s Depth Error: 11.2 km
Num. Stations: 24 Time RMS: 0.93 s
Num. Phases: 25 Azimuth Gap: 121°
Analysis Type: Manual Max. Intensity (MMI):
Effects Type: Seismic
 

MANUALLY REVIEWED LOCATION

Magnitudes

Preferred Magnitude Stations Error Author Action
3.4 mb_Lg 12 0.10 NCMS System-search
3.6 Ms_BB 15 0.10 NCMS System-search
4.1 ML 30 0.10 NCMS System-search
Emblem-favorite 4.2 Mwr 0 0 NCMS System-search
4.2 M 0 0 NCMS System-search
4.6 mb 8 0.20 NCMS System-search
4.6 M 38 0.30 NCMS System-search
4.2 Mwr 55 0 NCMS System-search

Origin Details

Ellipse Major:12.20 km Min. Distance:4.71° Fixed Depth:no
Ellipse Minor:7.00 km Max. Distance:67.25° Fixed Phase:no
Ellipse Strike:111.0° Fixed Location:no Fixed Time:no
Author:NCMS Location Method:Inversion Event Type:Suspected Earthquake
External Event ID:HYDRA_RED@18550 External Origin ID:HYDRA_RED@37111

Error Ellipse

Azimuth Dip Magnitude Action
Max 113° 28.6 km System-search
Intermediate 209° 46° 20.9 km System-search
Min 19° 42° 10.4 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 55 85% 0.55 42.0 km 2e+15 nt-m NP1
NP2
130.0
25.0
53.0
72.0
-156.0
-40.0
-8.6e+14 -1.17e+15 -8.41e+14 -1.13e+15 -7.49e+14 1.99e+15 System-search
Channel Time Amplitude Period/Duration Magnitude Event Distance Event Azimuth Action
AE.MSF.--.HHN 2017-09-21 19:31:13.289 87.0 0.76 s 4.1 ML 5.43° 192.4° System-search
DN.NAZ.--.HHE 2017-09-21 19:31:27.519 43.8 1.00 s 3.9 ML 5.91° 195.9° System-search
AE.SHM.--.HHZ 2017-09-21 19:31:27.813 103.4 0.82 s 3.5 mb_Lg 4.71° 195.5° System-search
AE.SRB.--.HHN 2017-09-21 19:31:30.130 69.4 1.05 s 4.2 ML 6.15° 208.2° System-search
AE.SHM.--.HHE 2017-09-21 19:31:32.730 154.1 0.92 s 4.1 ML 4.71° 195.5° System-search
OM.ASH.--.HHE 2017-09-21 19:31:33.460 31.1 1.31 s 3.8 ML 6.12° 191.9° System-search
DN.HAT.--.HHE 2017-09-21 19:31:43.299 24.4 1.27 s 3.7 ML 5.97° 191.5° System-search
AE.UMQ.--.HHZ 2017-09-21 19:31:45.580 93.1 1.20 s 3.6 mb_Lg 5.39° 197.4° System-search
OM.MDH.--.HHZ 2017-09-21 19:31:46.873 11.6 0.97 s 2.7 mb_Lg 5.48° 190.9° System-search
AE.MSF.--.HHZ 2017-09-21 19:31:48.989 70.6 0.84 s 3.5 mb_Lg 5.43° 192.4° System-search
AE.AJN.--.HHN 2017-09-21 19:31:54.779 51.8 1.11 s 4.2 ML 6.49° 200.1° System-search
OM.ASH.--.HHZ 2017-09-21 19:31:56.078 22.8 1.03 s 3.0 mb_Lg 6.12° 191.9° System-search
OM.MDH.--.HHZ 2017-09-21 19:31:58.430 123.3 3.54 s 2.8 Ms_BB 5.48° 190.9° System-search
BH.SAK.--.HHE 2017-09-21 19:32:02.240 31.0 0.86 s 4.3 ML 7.69° 234.0° System-search
OM.MDH.--.HHN 2017-09-21 19:32:04.119 10.6 0.99 s 3.2 ML 5.48° 190.9° System-search
DN.NAZ.--.HHZ 2017-09-21 19:32:05.122 44.1 1.20 s 3.3 mb_Lg 5.91° 195.9° System-search
OM.ASH.--.HHZ 2017-09-21 19:32:05.424 277.0 6.97 s 3.3 Ms_BB 6.12° 191.9° System-search
AE.ALN.--.HHN 2017-09-21 19:32:05.559 33.3 1.13 s 4.1 ML 6.79° 193.2° System-search
DN.HAT.--.HHZ 2017-09-21 19:32:09.390 20.6 0.92 s 3.0 mb_Lg 5.97° 191.5° System-search
DN.FAQ.--.HHZ 2017-09-21 19:32:13.086 152.9 1.23 s 3.9 mb_Lg 6.16° 195.9° System-search
DN.ASU.--.HHZ 2017-09-21 19:32:14.857 149.4 1.00 s 3.9 mb_Lg 6.34° 197.7° System-search
AE.UMQ.--.HHN 2017-09-21 19:32:19.960 82.9 1.26 s 4.1 ML 5.39° 197.4° System-search
DN.FAQ.--.HHN 2017-09-21 19:32:20.380 479.4 3.21 s 5.0 ML 6.16° 195.9° System-search
AE.JRN.--.HHE 2017-09-21 19:32:20.630 14.3 1.21 s 3.8 ML 7.03° 216.4° System-search
OM.BID.--.HHN 2017-09-21 19:32:26.869 22.7 0.88 s 4.0 ML 7.18° 175.0° System-search
AE.ALN.--.HHZ 2017-09-21 19:32:29.320 38.0 1.14 s 3.3 mb_Lg 6.79° 193.2° System-search
AE.SHM.--.HHZ 2017-09-21 19:32:29.593 611.9 5.63 s 3.4 Ms_BB 4.71° 195.5° System-search
AE.ALN.--.HHZ 2017-09-21 19:32:40.408 898.5 5.93 s 3.8 Ms_BB 6.79° 193.2° System-search
AE.MZR.--.HHN 2017-09-21 19:32:41.500 111.1 1.09 s 5.0 ML 8.44° 205.7° System-search
GO.AKH.--.HHZ 2017-09-21 19:32:41.609 6.4 1.06 s 3.8 mb 15.52° 317.3° System-search
DN.NAZ.--.HHZ 2017-09-21 19:32:42.081 505.2 4.80 s 3.5 Ms_BB 5.91° 195.9° System-search
AE.MSF.--.HHZ 2017-09-21 19:32:45.159 663.9 5.79 s 3.5 Ms_BB 5.43° 192.4° System-search
DN.FAQ.--.HHZ 2017-09-21 19:32:48.332 2e+03 4.59 s 4.0 Ms_BB 6.16° 195.9° System-search
OM.BID.--.HHZ 2017-09-21 19:32:52.745 17.9 0.87 s 3.0 mb_Lg 7.18° 175.0° System-search
II.KIV.00.BHZ 2017-09-21 19:32:53.960 65.2 0.90 s 4.8 mb 17.65° 322.7° System-search
DN.HAT.--.HHZ 2017-09-21 19:32:59.435 190.3 5.88 s 3.1 Ms_BB 5.97° 191.5° System-search
II.AAK.00.BHZ 2017-09-21 19:33:00.109 142.0 1.80 s 4.8 mb 18.10° 44.1° System-search
DN.ASU.--.HHE 2017-09-21 19:33:02.009 582.0 4.69 s 5.2 ML 6.34° 197.7° System-search
AE.MZR.--.HHZ 2017-09-21 19:33:13.454 67.2 0.90 s 3.7 mb_Lg 8.44° 205.7° System-search
AE.SRB.--.HHZ 2017-09-21 19:33:14.706 1e+03 7.71 s 3.9 Ms_BB 6.15° 208.2° System-search
AE.UMQ.--.HHZ 2017-09-21 19:33:42.091 580.7 7.00 s 3.5 Ms_BB 5.39° 197.4° System-search
AE.JRN.--.HHZ 2017-09-21 19:33:54.569 540.4 8.90 s 3.6 Ms_BB 7.03° 216.4° System-search
AE.AJN.--.HHZ 2017-09-21 19:33:58.126 414.5 7.03 s 3.5 Ms_BB 6.49° 200.1° System-search
II.BRVK.00.BHZ 2017-09-21 19:33:58.759 8.3 0.90 s 4.3 mb 24.22° 19.1° System-search
IU.MAKZ.00.BHZ 2017-09-21 19:34:04.684 10.4 0.80 s 4.4 mb 24.85° 42.7° System-search
II.KURK.00.BHZ 2017-09-21 19:34:10.259 7.1 0.70 s 4.3 mb 25.48° 32.2° System-search
BH.SAK.--.HHZ 2017-09-21 19:34:17.351 352.3 10.83 s 3.5 Ms_BB 7.69° 234.0° System-search
DN.ASU.--.HHZ 2017-09-21 19:34:32.119 3e+03 7.89 s 4.3 Ms_BB 6.34° 197.7° System-search
IU.KBL.--.BHZ 2017-09-21 19:35:40.133 695.6 6.15 s 4.0 Ms_BB 10.50° 65.6° System-search
II.ERM.00.BHZ 2017-09-21 19:39:35.390 127.0 1.50 s 5.8 mb 67.25° 53.6° System-search
IU.MACI.--.HHZ 2017-09-21 19:39:51.420 248.1 1.54 s 6.1 mb 63.30° 288.5° System-search
Channel Phase Time Time Residual Dir. Event Distance Event Azimuth Automatic? Defined By Action
AE.SHM.--.HHZ Pn 2017-09-21 19:29:54.359 0.90 s 4.71° 195.5° no Time System-search
AE.UMQ.--.HHZ Pn 2017-09-21 19:29:59.309 -3.60 s 5.39° 197.4° no Time System-search
AE.MSF.--.HHZ Pn 2017-09-21 19:30:03.529 0.10 s 5.43° 192.4° no Time System-search
OM.MDH.--.HHZ Pn 2017-09-21 19:30:04.299 0.20 s 5.48° 190.9° no Time System-search
DN.NAZ.--.HHZ Pn 2017-09-21 19:30:10.819 0.90 s 5.91° 195.9° no Time System-search
DN.HAT.--.HHZ Pn 2017-09-21 19:30:12.210 1.40 s 5.97° 191.5° no Time System-search
DN.FAQ.--.HHZ Pn 2017-09-21 19:30:13.109 -0.30 s 6.16° 195.9° no Time System-search
AE.SRB.--.HHZ Pn 2017-09-21 19:30:13.210 -0.10 s 6.15° 208.2° no Time System-search
OM.ASH.--.HHZ Pn 2017-09-21 19:30:13.349 0.40 s 6.12° 191.9° no Time System-search
DN.ASU.--.HHZ Pn 2017-09-21 19:30:16.819 1.00 s 6.34° 197.7° no Time System-search
AE.AJN.--.HHZ Pn 2017-09-21 19:30:17.720 -0.20 s 6.49° 200.1° no Time System-search
AE.ALN.--.HHZ Pn 2017-09-21 19:30:21.609 -0.40 s 6.79° 193.2° no Time System-search
AE.JRN.--.HHZ Pn 2017-09-21 19:30:24.890 -0.50 s 7.03° 216.4° no Time System-search
OM.BID.--.HHZ Pn 2017-09-21 19:30:27.369 -0.10 s 7.18° 175.0° no Time System-search
BH.SAK.--.HHZ Pn 2017-09-21 19:30:35.480 1.00 s 7.69° 234.0° no Time System-search
AE.MZR.--.HHZ Pn 2017-09-21 19:30:44.400 -0.40 s 8.44° 205.7° no Time System-search
AE.MSF.--.HHZ Sn 2017-09-21 19:31:01.589 -3.10 s 5.43° 192.4° no Time System-search
GO.AKH.--.HHZ Pn 2017-09-21 19:32:26.720 5.70 s 15.52° 317.3° yes Time System-search
II.KIV.00.BHZ Pn 2017-09-21 19:32:49.710 2.00 s 17.65° 322.7° yes Time System-search
II.AAK.00.BHZ Pn 2017-09-21 19:32:54.660 1.30 s 18.10° 44.1° yes Time System-search
II.BRVK.00.BHZ P 2017-09-21 19:33:57.509 -0.20 s 24.22° 19.1° yes Time System-search
IU.MAKZ.00.BHZ P 2017-09-21 19:34:04.059 0.60 s 24.85° 42.7° yes Time System-search
II.KURK.00.BHZ P 2017-09-21 19:34:09.059 -0.10 s 25.48° 32.2° yes Time System-search
IU.MACI.--.HHZ P 2017-09-21 19:39:09.319 -0.80 s 63.30° 288.5° no Time System-search
II.ERM.00.BHZ P 2017-09-21 19:39:33.890 -1.30 s 67.25° 53.6° no Time System-search

Shake Maps

None

Ground Motion

None

Event 20170921-7

Time: 2017-09-21 19:28:44.980
Position:30.7014°N, 57.4425°E
Place:
Major Place:484 km E of Shiraz, Iran
Depth:40.8 km
Magnitude:4.2 Mwr