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Institute of Geosciences

 
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Moment Tensor Solution

 
 
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2023-05-09 15:22:05.94 || 36.1894, 28.9689 || 40 km || 4.0 Mw

 

Event ID:

tir2023jbav

Evaluation Mode:

automatic

Evaluation Status:

preliminary

 

Quality Metrics

 

Correlation:

DC (%):

Min Singular:

Max Singular:

0.75

57.90

9.048e-16

4.529e-15

Variance Reduction:

CLVD (%):

Condition Number:

0.56

42.10

5.01

Quality:

ISO (%):

STVAR:

FMVAR:

B2

0.00

0.05

22.88

 

Hypocenter

 
 

Centroid

 

Origin Time:

Latitude:

Depth:

2023-05-09 15:22:07.95

36.2402

10.0 km

Magnitude:

Longitude:

4.5 mb

28.9680

Centroid Time:

Latitude:

Depth:

2023-05-09 15:22:05.94

36.1894

40.0 km

Magnitude:

Longitude:

Mo (Nm):

4.0 Mw

28.9689

1.042e+15

 

Used Stations

 

No of stations:

5

Azimuthal Gap (deg):

202.91

Min Distance (km):

57.3

Max Distance (km):

1000.1

Frequencies (Hz):

0.05 - 0.08

tapered

0.04 - 0.05

and

0.08 - 0.09

 

Station

 

AKAS

DDIM

KARB

PLG

KZN

 

N

 

0.22

0.21

-0.1

-

-0.17

 

E

 

0.87

0.35

0.06

-

-0.02

 

Z

 

-

0.5

0.21

-0.33

0.04

 

Distance (km)

 

57

205

351

666

773

 

Waveforms

 
 

4-D Moment Tensor Grid Search

 

Best Moment Tensor Solution

 

NP1

Strike:

354

Dip:

2

Rake:

47

NP2

Strike:

216

Dip:

86

Rake:

93

 

P-Axis

Azimuth:

304

Plunge:

43

T-Axis

Azimuth:

128

Plunge:

46

B-Axis

Azimuth:

36

Plunge:

1

 

Six Tensor

Mrr:

2.459e+14

Mtt:

-1.033e+14

Mpp:

-1.426e+14

Components

Mrt:

-6.198e+14

Mrp:

-8.002e+14

Mtp:

1.274e+14

Image

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