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Institute of Geosciences

 
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Moment Tensor Solution

 
 
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2023-09-18 03:29:15.00 || 38.9577, 21.0093 || 28 km || 3.5 Mw

 

Event ID:

tir2023shhs

Evaluation Mode:

automatic

Evaluation Status:

preliminary

 

Quality Metrics

 

Correlation:

DC (%):

Min Singular:

Max Singular:

0.26

69.10

4.248e-15

8.785e-15

Variance Reduction:

CLVD (%):

Condition Number:

0.07

30.90

2.07

Quality:

ISO (%):

STVAR:

FMVAR:

D2

0.00

0.02

10.23

 

Hypocenter

 
 

Centroid

 

Origin Time:

Latitude:

Depth:

2023-09-18 03:29:11.09

38.9578

10.0 km

Magnitude:

Longitude:

3.1 MLv

21.0556

Centroid Time:

Latitude:

Depth:

2023-09-18 03:29:15.00

38.9577

28.0 km

Magnitude:

Longitude:

Mo (Nm):

3.5 Mw

21.0093

2.062e+14

 

Used Stations

 

No of stations:

8

Azimuthal Gap (deg):

153.53

Min Distance (km):

39.3

Max Distance (km):

318.5

Frequencies (Hz):

0.05 - 0.08

tapered

0.04 - 0.05

and

0.08 - 0.09

 

Station

 

LKD2

IGT

VLS

THL

KPRO

KZN

KBN

PLG

 

N

 

-0.01

0.05

0.18

-0.23

-

-0.03

0.1

0.02

 

E

 

0.4

0.02

-0.01

0.14

-

0.1

-0.07

-

 

Z

 

-

-0.03

0.16

0.03

-0.03

0.0

0.04

0.04

 

Distance (km)

 

39

89

96

107

114

162

186

258

 

Waveforms

 
 

4-D Moment Tensor Grid Search

 

Best Moment Tensor Solution

 

NP1

Strike:

336

Dip:

61

Rake:

-64

NP2

Strike:

111

Dip:

37

Rake:

-128

 

P-Axis

Azimuth:

289

Plunge:

63

T-Axis

Azimuth:

48

Plunge:

13

B-Axis

Azimuth:

143

Plunge:

22

 

Six Tensor

Mrr:

-1.435e+14

Mtt:

6.947e+13

Mpp:

7.407e+13

Components

Mrt:

1.728e+13

Mrp:

-9.958e+13

Mtp:

-1.298e+14

Image

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