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Institute of Geosciences

 
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Moment Tensor Solution

 
 
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2023-10-29 07:41:57.64 || 38.0130, 22.3735 || 20 km || 3.9 Mw

 

Event ID:

tir2023venr

Evaluation Mode:

automatic

Evaluation Status:

preliminary

 

Quality Metrics

 

Correlation:

DC (%):

Min Singular:

Max Singular:

0.26

78.90

2.251e-15

5.534e-15

Variance Reduction:

CLVD (%):

Condition Number:

0.07

21.10

2.46

Quality:

ISO (%):

STVAR:

FMVAR:

D2

0.00

0.28

13.65

 

Hypocenter

 
 

Centroid

 

Origin Time:

Latitude:

Depth:

2023-10-29 07:41:58.05

38.0639

10.0 km

Magnitude:

Longitude:

3.7 MLv

22.3744

Centroid Time:

Latitude:

Depth:

2023-10-29 07:41:57.64

38.0130

20.0 km

Magnitude:

Longitude:

Mo (Nm):

3.9 Mw

22.3735

8.418e+14

 

Used Stations

 

No of stations:

6

Azimuthal Gap (deg):

255.64

Min Distance (km):

157.1

Max Distance (km):

339.4

Frequencies (Hz):

0.05 - 0.08

tapered

0.04 - 0.05

and

0.08 - 0.09

 

Station

 

VLS

THL

IGT

KZN

THE

GRG

 

N

 

-5.29

-

0.21

0.15

-

-

 

E

 

-

0.5

0.54

0.14

0.05

-

 

Z

 

-1.03

0.53

-1.06

0.35

-

0.22

 

Distance (km)

 

157

170

241

254

290

321

 

Waveforms

 
 

4-D Moment Tensor Grid Search

 

Best Moment Tensor Solution

 

NP1

Strike:

203

Dip:

69

Rake:

-178

NP2

Strike:

112

Dip:

88

Rake:

-20

 

P-Axis

Azimuth:

65

Plunge:

15

T-Axis

Azimuth:

159

Plunge:

12

B-Axis

Azimuth:

287

Plunge:

69

 

Six Tensor

Mrr:

-9.455e+13

Mtt:

6.151e+14

Mpp:

-5.206e+14

Components

Mrt:

-2.728e+14

Mrp:

9.024e+13

Mtp:

5.450e+14

Image

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