Event 20230921-7
2023-09-21 17:12:33.790 UTC 40.14 km 1.7 Ml
36.1657°N, 31.6440°E
Mediterranean Sea
145.0 km NW of Polis
Time Error: Analysis Type: Manual
Time RMS: 0.060 s Num. Stations: 6
Depth Error: 13.21 km Num. Phases: 8
Reference Elevation: 0.66 km Max. Intensity (MMI):
Azimuth: 341° Effects Type:
Magnitudes
Preferred Magnitude Stations Error Author Action
1.7 Ml 4 0
 
Origin Details
Ellipse Major: Seismic Moment:
Ellipse Minor: Corner Frequency:
Ellipse Strike: Stress Drop:
Min. Distance: 1.28° Source Radius:
Max. Distance: 1.99° Location Method:
Fixed Location: no Author: GSD
Fixed Depth: no Event Type:
Fixed Phase: no External Event ID:
Fixed Time: no External Origin ID:
Horizontal Error:
Error Ellipse
Length Azimuth Dip
Maximum 13.28 km 191.00° 84.00°
Intermediate 2.28 km 55.00° 4.00°
Minimum 1.09 km 325.00° 4.00°
 

None

Channel Time Amplitude Period/Duration Magnitude Event Distance Event Azimuth Action
CQ.AKMS.--.HHN 2023-09-21 17:13:11.020 UTC 6.5e-02 0.72 s 1.8 Ml 1.28° 153.0°
CQ.ALEF.--.HHN 2023-09-21 17:13:13.150 UTC 4.4e-02 0.18 s 1.6 Ml 1.27° 142.0°
CQ.AKMS.--.HHE 2023-09-21 17:13:13.290 UTC 4.8e-02 0.38 s 1.7 Ml 1.28° 153.0°
CQ.ALEF.--.HHE 2023-09-21 17:13:14.830 UTC 5.3e-02 0.22 s 1.7 Ml 1.27° 142.0°
CQ.XYLS.--.HHE 2023-09-21 17:13:23.180 UTC 1.9e-02 0.16 s 1.5 Ml 1.62° 134.0°
CQ.TROD.--.HHE 2023-09-21 17:13:24.660 UTC 2.1e-02 0.66 s 1.7 Ml 1.57° 140.0°
CQ.XYLS.--.HHN 2023-09-21 17:13:25.830 UTC 2.2e-02 0.26 s 1.6 Ml 1.62° 134.0°
CQ.TROD.--.HHN 2023-09-21 17:13:26.250 UTC 1.2e-02 0.50 s 1.5 Ml 1.57° 140.0°
Channel Phase Time Time Residual Direction Event Distance Event Azimuth SNR Automatic? Defined By Action
CQ.AKMS.--.HHZ P 2023-09-21 17:12:55.262 UTC -0.010 s Unspecified 1.28° 153.0° 1.29 no
CQ.ALEF.--.HHZ P 2023-09-21 17:12:55.262 UTC 0.030 s Unspecified 1.27° 142.0° 0.85 no
CQ.TROD.--.HHZ P 2023-09-21 17:12:59.448 UTC 0.050 s Unspecified 1.57° 140.0° 0.91 no
CQ.XYLS.--.HHZ P 2023-09-21 17:13:00.096 UTC -0.010 s Unspecified 1.62° 134.0° 1.25 no
CQ.ASGA.--.HHZ P 2023-09-21 17:13:03.870 UTC -0.11 s Unspecified 1.90° 135.0° no
CQ.MVOU.--.HHZ P 2023-09-21 17:13:04.698 UTC -0.48 s Unspecified 1.99° 124.0° no
CQ.ALEF.--.HHE S 2023-09-21 17:13:11.272 UTC -0.68 s Unspecified 1.27° 142.0° 1.75 no
CQ.AKMS.--.HHE S 2023-09-21 17:13:12.041 UTC 0.020 s Unspecified 1.28° 153.0° 1.20 no
CQ.TROD.--.HHE S 2023-09-21 17:13:19.254 UTC -0.13 s Unspecified 1.57° 140.0° 1.23 no
CQ.XYLS.--.HHE S 2023-09-21 17:13:20.675 UTC 0.040 s Unspecified 1.62° 134.0° 1.20 no

Ground Motion

Channel Intensity PGA (cm/s2) PGV (cm/s)
CQ.AKMS.--.HHE I 0.0021 4.2057e-05
CQ.AKMS.--.HHN I 0.0019 3.0387e-05
CQ.AKMS.--.HHZ I 0.0018 3.5062e-05
CQ.ALEF.--.HHE I 0.0050 5.7990e-05
CQ.ALEF.--.HHN I 0.0042 5.4947e-05
CQ.ALEF.--.HHZ I 0.0056 6.7683e-05
CQ.TROD.--.HHE I 0.0004 1.1221e-05
CQ.TROD.--.HHN I 0.0004 1.0434e-05
CQ.TROD.--.HHZ I 0.0002 1.0923e-05
CQ.XYLS.--.HHE I 0.0013 2.0290e-05
CQ.XYLS.--.HHN I 0.0017 2.1312e-05
CQ.XYLS.--.HHZ I 0.0012 1.8284e-05

Perceived shaking Not felt Very weak Weak Light Moderate Strong Very strong Severe Violent Extreme
Potential damage None None None None Very light Light Moderate Mod./Heavy Heavy Very heavy
Max peak acc. (cm/s2) 0.98 4.9 24 66 128 235 432 814 1530 999999
Max peak vel. (cm/s) 0.07 0.4 1.9 5.8 11 22 43 83 160 999999
Instrumental intensity I II III IV V VI VII VIII IX X
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