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Institute of Geosciences

 
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Moment Tensor Solution

 
 
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2024-02-23 08:55:30.63 || 40.7301, 19.7863 || 25 km || 4.0 Mw

 

Event ID:

tir2024dtni

Evaluation Mode:

automatic

Evaluation Status:

preliminary

 

Quality Metrics

 

Correlation:

DC (%):

Min Singular:

Max Singular:

0.13

73.60

6.225e-15

1.250e-14

Variance Reduction:

CLVD (%):

Condition Number:

0.02

26.40

2.01

Quality:

ISO (%):

STVAR:

FMVAR:

D2

0.00

0.05

10.05

 

Hypocenter

 
 

Centroid

 

Origin Time:

Latitude:

Depth:

2024-02-23 08:55:26.72

40.7810

5.0 km

Magnitude:

Longitude:

3.6 MLv

19.7872

Centroid Time:

Latitude:

Depth:

2024-02-23 08:55:30.63

40.7301

25.0 km

Magnitude:

Longitude:

Mo (Nm):

4.0 Mw

19.7863

1.046e+15

 

Used Stations

 

No of stations:

11

Azimuthal Gap (deg):

115.00

Min Distance (km):

15.6

Max Distance (km):

312.9

Frequencies (Hz):

0.05 - 0.08

tapered

0.04 - 0.05

and

0.08 - 0.09

 

Station

 

VLO

AL08A

AL07A

AL06A

AL02A

KBN

SRN

PHP

ULC

KZN

VLS

 

N

 

-1.45

-

0.12

-

0.03

-0.07

-71.33

-1.85

-10.06

-0.23

-1.25

 

E

 

-1.47

-18.56

-0.05

-

0.03

-7.61

-170.25

-

-2.46

-

-5.41

 

Z

 

-21.38

-1.79

-0.72

-6.89

-1.61

-5.99

-

-1.53

-18.65

-3.38

-8.47

 

Distance (km)

 

42

45

76

77

77

86

102

114

139

177

297

 

Waveforms

 
 

4-D Moment Tensor Grid Search

 

Best Moment Tensor Solution

 

NP1

Strike:

328

Dip:

40

Rake:

-177

NP2

Strike:

236

Dip:

88

Rake:

-49

 

P-Axis

Azimuth:

179

Plunge:

33

T-Axis

Azimuth:

294

Plunge:

31

B-Axis

Azimuth:

55

Plunge:

40

 

Six Tensor

Mrr:

-2.230e+13

Mtt:

-6.219e+14

Mpp:

6.442e+14

Components

Mrt:

7.303e+14

Mrp:

3.322e+14

Mtp:

2.221e+14

Image

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