Event 20210523-5
2021-05-23 09:38:56.000 UTC 8 km 4.4 Mwr
29.4303°N, 50.9217°E
4.7 km from Chāhdūl, Bushehr, Iran
Time Error: 0.80 s Analysis Type: Manual
Time RMS: 0.40 s Num. Stations: 18
Depth Error: 7e-01 km Num. Phases: 19
Reference Elevation: 0 km Max. Intensity (MMI):
Azimuth Gap: 299° Effects Type: Seismic
 
MANUALLY REVIEWED LOCATION
Magnitudes
Preferred Magnitude Stations Error Author Action
4.4 M 0 0 NCMS Action show
Emblem favorite 4.4 Mwr 0 0 NCMS Action show
4.4 Mwr 40 0 NEIC Action show
3.6 M 34 0.4 NEIC Action show
2.6 mb_Lg 7 0.2 NEIC Action show
3.5 ML 17 0.1 NEIC Action show
 
Origin Details
Ellipse Major: 50.10 km Seismic Moment:
Ellipse Minor: 15.30 km Corner Frequency:
Ellipse Strike: 146.0° Stress Drop:
Min. Distance: 3.46° Source Radius:
Max. Distance: 7.28° Location Method: Inversion
Fixed Location: no Author: NEIC
Fixed Depth: no Event Type: Unknown
Fixed Phase: no External Event ID: HYDRA_RED@67075
Fixed Time: no External Origin ID: HYDRA_RED@126288
 
Error Ellipse
Length Azimuth Dip Action
Maximum 117.60 km 147.00° Action show
Intermediate 35.80 km 57.00° Action show
Minimum 1.10 km 318.00° 89.00° Action show
 
Magnitude Moment Tensors
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 40 80% 0.05 8 km 4.6e+15 nt-m NP1
NP2
317.0
88.0
75.0
22.0
107.0
43.0
2.390e+15 -2.220e+15 3.170e+15 -2.360e+15 8.610e+14 -2.540e+13 Action show
Channel Time Amplitude Period/Duration Magnitude Event Distance Event Azimuth Action
AE.JRN.--.HHN 2021-05-23 09:41:13.259 UTC 32.6 0.27 s 3.5 ML 4.79° 158.5° Action show
AE.SRB.--.HHN 2021-05-23 09:41:19.039 UTC 21.3 0.27 s 3.4 ML 5.12° 144.1° Action show
AE.SHM.--.HHN 2021-05-23 09:41:33.470 UTC 18.1 0.31 s 3.5 ML 5.59° 124.6° Action show
AE.DBF.--.HHN 2021-05-23 09:41:40.759 UTC 11.3 0.53 s 3.4 ML 6.13° 127.4° Action show
AE.MSF.--.HHE 2021-05-23 09:41:46.599 UTC 12.5 0.62 s 3.5 ML 6.17° 129.7° Action show
AE.MKZ.--.HHE 2021-05-23 09:41:53.619 UTC 36.4 0.89 s 4.1 ML 6.63° 166.6° Action show
AE.KHT.--.HHZ 2021-05-23 09:41:58.882 UTC 80.8 0.70 s 3.6 mb_Lg 5.88° 127.6° Action show
AE.MZR.--.HHE 2021-05-23 09:41:59.539 UTC 89.8 0.57 s 4.5 ML 6.80° 159.7° Action show
AE.ALN.--.HHN 2021-05-23 09:42:01.750 UTC 15.1 0.44 s 3.7 ML 6.88° 140.0° Action show
II.UOSS.10.BH1 2021-05-23 09:42:03.589 UTC 12.6 0.93 s 3.5 ML 6.49° 132.3° Action show
AE.SHM.--.HHZ 2021-05-23 09:42:08.878 UTC 3.3 0.73 s 2.2 mb_Lg 5.59° 124.6° Action show
AE.MSF.--.HHZ 2021-05-23 09:42:11.677 UTC 6.6 0.73 s 2.5 mb_Lg 6.17° 129.7° Action show
AE.MKZ.--.HHZ 2021-05-23 09:42:21.998 UTC 8.2 0.87 s 2.6 mb_Lg 6.63° 166.6° Action show
AE.ALN.--.HHZ 2021-05-23 09:42:42.763 UTC 7.7 1.08 s 2.6 mb_Lg 6.88° 140.0° Action show
AE.MZR.--.HHZ 2021-05-23 09:42:50.078 UTC 12.2 0.82 s 2.8 mb_Lg 6.80° 159.7° Action show
QK.SLY.--.HHZ 2021-05-23 09:43:06.700 UTC 6.1 1.19 s 2.6 mb_Lg 7.71° 324.8° Action show
Channel Phase Time Time Residual Direction Event Distance Event Azimuth Automatic? Defined By Action
BH.SAK.R1.HHZ Pn 2021-05-23 09:39:50.140 UTC 0 s _ 3.46° 185.8° no Time Action show
AE.JRN.--.HHZ Pn 2021-05-23 09:40:08.279 UTC -0.20 s _ 4.79° 158.5° no Time Action show
AE.SRB.--.HHZ Pn 2021-05-23 09:40:12.490 UTC -0.60 s _ 5.12° 144.1° no Time Action show
UE.SLWR.--.HHZ Pn 2021-05-23 09:40:15.369 UTC -1.20 s _ 5.38° 172.5° no Time Action show
AE.SHM.--.HHZ Pn 2021-05-23 09:40:19.460 UTC -0.10 s _ 5.59° 124.6° no Time Action show
UE.GHWR.--.HHZ Pn 2021-05-23 09:40:21.299 UTC 0.10 s _ 5.72° 161.8° no Time Action show
DN.NAZ.--.HHZ Pn 2021-05-23 09:40:25.920 UTC -0.80 s _ 6.11° 135.2° no Time Action show
AE.MSF.--.HHZ Pn 2021-05-23 09:40:27.319 UTC -0.10 s _ 6.17° 129.7° no Time Action show
AE.DBF.--.HHZ Pn 2021-05-23 09:40:27.359 UTC 0.50 s _ 6.13° 127.4° no Time Action show
DN.ASU.--.HHZ Pn 2021-05-23 09:40:28.519 UTC 0.80 s _ 6.19° 139.6° no Time Action show
OM.MDH.--.HHZ Pn 2021-05-23 09:40:28.789 UTC -0.50 s _ 6.31° 129.5° no Time Action show
II.UOSS.10.BHZ Pn 2021-05-23 09:40:31.890 UTC 0.10 s _ 6.49° 132.3° no Time Action show
DN.HAT.--.HHZ Pn 2021-05-23 09:40:33.039 UTC 0.70 s _ 6.53° 133.4° no Time Action show
OM.ASH.--.HHZ Pn 2021-05-23 09:40:33.400 UTC 0.30 s _ 6.58° 134.7° no Time Action show
AE.MKZ.--.HHZ Pn 2021-05-23 09:40:34.019 UTC 0.30 s _ 6.63° 166.6° no Time Action show
AE.MZR.--.HHZ Pn 2021-05-23 09:40:36.490 UTC 0.40 s _ 6.80° 159.7° no Time Action show
AE.ALN.--.HHZ Pn 2021-05-23 09:40:37.130 UTC 0 s _ 6.88° 140.0° no Time Action show
OM.SOH.--.HHZ Pn 2021-05-23 09:40:42.339 UTC -0.30 s _ 7.28° 135.1° no Time Action show
AE.MSF.--.HHZ Sn 2021-05-23 09:41:38.190 UTC 0 s _ 6.17° 129.7° no Time Action show

Ground Motion

No ground motions for this event.