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Institute of Geosciences

 
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Moment Tensor Solution

 
 
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2023-05-20 21:42:53.50 || 38.8615, 26.2146 || 40 km || 3.7 Mw

 

Event ID:

tir2023jvpx

Evaluation Mode:

automatic

Evaluation Status:

preliminary

 

Quality Metrics

 

Correlation:

DC (%):

Min Singular:

Max Singular:

0.12

55.30

5.935e-16

5.257e-15

Variance Reduction:

CLVD (%):

Condition Number:

0.01

44.70

8.86

Quality:

ISO (%):

STVAR:

FMVAR:

D2

0.00

0.01

48.22

 

Hypocenter

 
 

Centroid

 

Origin Time:

Latitude:

Depth:

2023-05-20 21:42:55.51

38.7810

10.0 km

Magnitude:

Longitude:

4.5 MLv

26.2138

Centroid Time:

Latitude:

Depth:

2023-05-20 21:42:53.50

38.8615

40.0 km

Magnitude:

Longitude:

Mo (Nm):

3.7 Mw

26.2146

3.560e+14

 

Used Stations

 

No of stations:

5

Azimuthal Gap (deg):

173.49

Min Distance (km):

21.6

Max Distance (km):

768.9

Frequencies (Hz):

0.05 - 0.08

tapered

0.04 - 0.05

and

0.08 - 0.09

 

Station

 

KARB

DDIM

PLG

KZN

VLS

 

N

 

-

-

0.05

0.01

-

 

E

 

-

0.04

-

-0.02

-

 

Z

 

0.02

-0.03

-0.0

0.01

-0.02

 

Distance (km)

 

22

172

296

417

495

 

Waveforms

 
 

4-D Moment Tensor Grid Search

 

Best Moment Tensor Solution

 

NP1

Strike:

159

Dip:

80

Rake:

10

NP2

Strike:

67

Dip:

80

Rake:

169

 

P-Axis

Azimuth:

113

Plunge:

0

T-Axis

Azimuth:

23

Plunge:

14

B-Axis

Azimuth:

203

Plunge:

75

 

Six Tensor

Mrr:

-5.901e+13

Mtt:

2.601e+14

Mpp:

-2.011e+14

Components

Mrt:

1.042e+14

Mrp:

-4.442e+13

Mtp:

-2.411e+14

Image

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