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Institute of Geosciences

 
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Moment Tensor Solution

 
 
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2023-03-23 05:49:21.37 || 40.2701, 20.7398 || 30 km || 3.4 Mw

 

Event ID:

tir2023fslh

Evaluation Mode:

automatic

Evaluation Status:

preliminary

 

Quality Metrics

 

Correlation:

DC (%):

Min Singular:

Max Singular:

0.13

17.20

5.305e-15

1.389e-14

Variance Reduction:

CLVD (%):

Condition Number:

0.02

82.80

2.62

Quality:

ISO (%):

STVAR:

FMVAR:

D4

0.00

0.01

21.11

 

Hypocenter

 
 

Centroid

 

Origin Time:

Latitude:

Depth:

2023-03-23 05:49:19.85

40.3210

10.0 km

Magnitude:

Longitude:

3.0 MLv

20.7389

Centroid Time:

Latitude:

Depth:

2023-03-23 05:49:21.37

40.2701

30.0 km

Magnitude:

Longitude:

Mo (Nm):

3.4 Mw

20.7398

1.270e+14

 

Used Stations

 

No of stations:

13

Azimuthal Gap (deg):

55.18

Min Distance (km):

22.4

Max Distance (km):

291.3

Frequencies (Hz):

0.05 - 0.08

tapered

0.04 - 0.05

and

0.08 - 0.09

 

Station

 

LSK

NEST

TPE

SRN

BERA

KZN

IGT

VLO

THL

PHP

PUK

PLG

BARS

 

N

 

0.1

0.03

-

0.02

-

-0.07

-

-0.12

-

-0.21

-0.0

-

0.01

 

E

 

-0.04

0.05

0.05

-

0.04

-0.19

-0.4

-

-0.0

-

0.01

-

-

 

Z

 

-0.02

-0.13

-0.25

-0.02

0.13

-0.12

0.08

0.01

-0.31

-0.08

-3.15

-0.08

-

 

Distance (km)

 

22

28

61

80

80

89

94

106

138

154

204

230

291

 

Waveforms

 
 

4-D Moment Tensor Grid Search

 

Best Moment Tensor Solution

 

NP1

Strike:

272

Dip:

70

Rake:

-161

NP2

Strike:

175

Dip:

72

Rake:

-20

 

P-Axis

Azimuth:

133

Plunge:

26

T-Axis

Azimuth:

224

Plunge:

1

B-Axis

Azimuth:

316

Plunge:

63

 

Six Tensor

Mrr:

1.861e+13

Mtt:

-4.402e+12

Mpp:

-1.421e+13

Components

Mrt:

5.665e+13

Mrp:

6.060e+13

Mtp:

-9.470e+13

Image

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