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Institute of Geosciences

 
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Moment Tensor Solution

 
 
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2023-07-18 22:10:39.69 || 40.7425, 20.6074 || 27 km || 3.9 Mw

 

Event ID:

tir2023nzln

Evaluation Mode:

automatic

Evaluation Status:

preliminary

 

Quality Metrics

 

Correlation:

DC (%):

Min Singular:

Max Singular:

0.29

95.30

8.605e-16

5.507e-15

Variance Reduction:

CLVD (%):

Condition Number:

0.09

4.70

6.40

Quality:

ISO (%):

STVAR:

FMVAR:

D1

0.00

0.01

3.61

 

Hypocenter

 
 

Centroid

 

Origin Time:

Latitude:

Depth:

2023-07-18 22:10:41.30

40.7933

5.0 km

Magnitude:

Longitude:

2.7 MLv

20.6065

Centroid Time:

Latitude:

Depth:

2023-07-18 22:10:39.69

40.7425

27.0 km

Magnitude:

Longitude:

Mo (Nm):

3.9 Mw

20.6074

6.903e+14

 

Used Stations

 

No of stations:

3

Azimuthal Gap (deg):

240.28

Min Distance (km):

54.8

Max Distance (km):

142.1

Frequencies (Hz):

0.05 - 0.08

tapered

0.04 - 0.05

and

0.08 - 0.09

 

Station

 

AL08A

VLO

IGT

 

N

 

0.11

-0.56

-

 

E

 

-

-

-1.75

 

Z

 

-1.45

-

-

 

Distance (km)

 

55

100

142

 

Waveforms

 
 

4-D Moment Tensor Grid Search

 

Best Moment Tensor Solution

 

NP1

Strike:

125

Dip:

85

Rake:

-90

NP2

Strike:

305

Dip:

2

Rake:

-89

 

P-Axis

Azimuth:

35

Plunge:

49

T-Axis

Azimuth:

215

Plunge:

40

B-Axis

Azimuth:

125

Plunge:

0

 

Six Tensor

Mrr:

-1.035e+14

Mtt:

7.361e+13

Mpp:

2.984e+13

Components

Mrt:

-5.543e+14

Mrp:

3.957e+14

Mtp:

-6.448e+13

Image

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