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Institute of Geosciences

 
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Moment Tensor Solution

 
 
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2023-07-03 23:31:52.12 || 37.6825, 21.2233 || 24 km || 3.5 Mw

 

Event ID:

tir2023mydq

Evaluation Mode:

automatic

Evaluation Status:

preliminary

 

Quality Metrics

 

Correlation:

DC (%):

Min Singular:

Max Singular:

0.64

88.50

1.656e-15

5.514e-15

Variance Reduction:

CLVD (%):

Condition Number:

0.41

11.50

3.33

Quality:

ISO (%):

STVAR:

FMVAR:

B1

0.00

0.08

19.93

 

Hypocenter

 
 

Centroid

 

Origin Time:

Latitude:

Depth:

2023-07-03 23:31:53.72

37.7227

10.0 km

Magnitude:

Longitude:

3.5 MLv

21.2228

Centroid Time:

Latitude:

Depth:

2023-07-03 23:31:52.12

37.6825

24.0 km

Magnitude:

Longitude:

Mo (Nm):

3.5 Mw

21.2233

1.728e+14

 

Used Stations

 

No of stations:

5

Azimuthal Gap (deg):

293.94

Min Distance (km):

75.2

Max Distance (km):

349.4

Frequencies (Hz):

0.05 - 0.08

tapered

0.04 - 0.05

and

0.08 - 0.09

 

Station

 

VLS

IGT

THL

SRN

KZN

 

N

 

0.32

-

-

-

0.38

 

E

 

-

-0.96

-

-

-

 

Z

 

-0.03

0.69

0.7

0.49

0.55

 

Distance (km)

 

75

215

216

262

291

 

Waveforms

 
 

4-D Moment Tensor Grid Search

 

Best Moment Tensor Solution

 

NP1

Strike:

228

Dip:

39

Rake:

-140

NP2

Strike:

106

Dip:

66

Rake:

-57

 

P-Axis

Azimuth:

59

Plunge:

56

T-Axis

Azimuth:

173

Plunge:

15

B-Axis

Azimuth:

272

Plunge:

29

 

Six Tensor

Mrr:

-1.079e+14

Mtt:

1.389e+14

Mpp:

-3.100e+13

Components

Mrt:

-8.478e+13

Mrp:

7.006e+13

Mtp:

4.264e+13

Image

🄯 Gisola - More info https://github.com/nikosT/Gisola