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Institute of Geosciences

 
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Moment Tensor Solution

 
 
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2023-04-28 02:17:34.62 || 39.7493, 22.3446 || 2 km || 3.6 Mw

 

Event ID:

tir2023ifyk

Evaluation Mode:

automatic

Evaluation Status:

preliminary

 

Quality Metrics

 

Correlation:

DC (%):

Min Singular:

Max Singular:

0.19

90.00

5.198e-15

1.778e-14

Variance Reduction:

CLVD (%):

Condition Number:

0.04

10.00

3.42

Quality:

ISO (%):

STVAR:

FMVAR:

D1

0.00

0.01

7.06

 

Hypocenter

 
 

Centroid

 

Origin Time:

Latitude:

Depth:

2023-04-28 02:17:34.07

39.7895

10.0 km

Magnitude:

Longitude:

3.4 MLv

22.3436

Centroid Time:

Latitude:

Depth:

2023-04-28 02:17:34.62

39.7493

2.0 km

Magnitude:

Longitude:

Mo (Nm):

3.6 Mw

22.3446

3.166e+14

 

Used Stations

 

No of stations:

10

Azimuthal Gap (deg):

165.87

Min Distance (km):

37.7

Max Distance (km):

346.9

Frequencies (Hz):

0.05 - 0.08

tapered

0.04 - 0.05

and

0.08 - 0.09

 

Station

 

THL

KZN

KPRO

THE

PLG

LKD2

SRN

NVR

VLS

AL03A

 

N

 

0.77

-1.21

0.51

-

-

-0.26

0.37

-

-

-

 

E

 

-

-6.7

-

0.01

-0.0

0.13

-0.27

-

-

-

 

Z

 

0.31

0.02

-0.78

0.01

0.07

-

-

-0.0

0.01

-0.02

 

Distance (km)

 

38

74

86

107

114

183

200

216

235

282

 

Waveforms

 
 

4-D Moment Tensor Grid Search

 

Best Moment Tensor Solution

 

NP1

Strike:

339

Dip:

89

Rake:

84

NP2

Strike:

240

Dip:

2

Rake:

170

 

P-Axis

Azimuth:

75

Plunge:

43

T-Axis

Azimuth:

243

Plunge:

45

B-Axis

Azimuth:

339

Plunge:

5

 

Six Tensor

Mrr:

2.206e+12

Mtt:

3.274e+13

Mpp:

-3.494e+13

Components

Mrt:

-1.090e+14

Mrp:

2.951e+14

Mtp:

-1.264e+13

Image

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