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Institute of Geosciences

 
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Moment Tensor Solution

 
 
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2023-09-28 19:38:46.20 || 42.2817, 20.3509 || 750 km || 4.7 Mw

 

Event ID:

tir2023taus

Evaluation Mode:

automatic

Evaluation Status:

preliminary

 

Quality Metrics

 

Correlation:

DC (%):

Min Singular:

Max Singular:

0.08

18.90

1.928e-17

3.094e-16

Variance Reduction:

CLVD (%):

Condition Number:

0.01

81.10

16.04

Quality:

ISO (%):

STVAR:

FMVAR:

D4

0.00

0.17

2.23

 

Hypocenter

 
 

Centroid

 

Origin Time:

Latitude:

Depth:

2023-09-28 19:38:46.13

42.3326

750.0 km

Magnitude:

Longitude:

2.5 MLv

20.3519

Centroid Time:

Latitude:

Depth:

2023-09-28 19:38:46.20

42.2817

750.0 km

Magnitude:

Longitude:

Mo (Nm):

4.7 Mw

20.3509

1.234e+16

 

Used Stations

 

No of stations:

5

Azimuthal Gap (deg):

100.79

Min Distance (km):

29.1

Max Distance (km):

338.1

Frequencies (Hz):

0.05 - 0.08

tapered

0.04 - 0.05

and

0.08 - 0.09

 

Station

 

BARS

ME03A

ME05A

KZN

PLG

 

N

 

-0.01

0.0

-0.05

-0.12

-

 

E

 

-0.03

-

-

-

-

 

Z

 

-

0.15

-

0.08

-0.01

 

Distance (km)

 

132

139

152

255

338

 

Waveforms

 
 

4-D Moment Tensor Grid Search

 

Best Moment Tensor Solution

 

NP1

Strike:

219

Dip:

82

Rake:

-174

NP2

Strike:

129

Dip:

84

Rake:

-7

 

P-Axis

Azimuth:

84

Plunge:

8

T-Axis

Azimuth:

174

Plunge:

1

B-Axis

Azimuth:

273

Plunge:

81

 

Six Tensor

Mrr:

5.282e+15

Mtt:

8.195e+15

Mpp:

-1.348e+16

Components

Mrt:

-3.683e+14

Mrp:

2.979e+15

Mtp:

2.193e+15

Image

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