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Institute of Geosciences

 
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Moment Tensor Solution

 
 
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2023-09-23 03:28:41.02 || 39.1349, 22.7068 || 4 km || 3.3 Mw

 

Event ID:

tir2023sqlf

Evaluation Mode:

automatic

Evaluation Status:

preliminary

 

Quality Metrics

 

Correlation:

DC (%):

Min Singular:

Max Singular:

0.12

21.70

5.594e-15

1.057e-14

Variance Reduction:

CLVD (%):

Condition Number:

0.01

78.30

1.89

Quality:

ISO (%):

STVAR:

FMVAR:

D3

0.00

0.04

22.36

 

Hypocenter

 
 

Centroid

 

Origin Time:

Latitude:

Depth:

2023-09-23 03:28:42.63

39.1169

10.0 km

Magnitude:

Longitude:

3.3 MLv

22.7068

Centroid Time:

Latitude:

Depth:

2023-09-23 03:28:41.02

39.1349

4.0 km

Magnitude:

Longitude:

Mo (Nm):

3.3 Mw

22.7068

8.959e+13

 

Used Stations

 

No of stations:

9

Azimuthal Gap (deg):

143.43

Min Distance (km):

77.7

Max Distance (km):

325.4

Frequencies (Hz):

0.05 - 0.08

tapered

0.04 - 0.05

and

0.08 - 0.09

 

Station

 

THL

PLG

KZN

LKD2

VLS

NVR

AL08A

VLO

KARB

 

N

 

0.44

0.35

-0.01

-

0.53

0.41

0.01

-

-

 

E

 

0.31

0.18

-0.84

0.01

-0.29

-

-

0.0

-

 

Z

 

0.65

0.27

-0.4

-

0.32

0.15

-0.02

0.02

-0.1

 

Distance (km)

 

78

153

154

181

212

267

313

313

325

 

Waveforms

 
 

4-D Moment Tensor Grid Search

 

Best Moment Tensor Solution

 

NP1

Strike:

166

Dip:

78

Rake:

47

NP2

Strike:

63

Dip:

43

Rake:

162

 

P-Axis

Azimuth:

287

Plunge:

21

T-Axis

Azimuth:

37

Plunge:

41

B-Axis

Azimuth:

177

Plunge:

41

 

Six Tensor

Mrr:

1.858e+13

Mtt:

9.452e+12

Mpp:

-2.803e+13

Components

Mrt:

5.403e+13

Mrp:

-5.014e+13

Mtp:

-4.454e+13

Image

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