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Institute of Geosciences

 
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Moment Tensor Solution

 
 
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2023-10-17 14:51:15.17 || 37.5978, 23.3523 || 22 km || 3.5 Mw

 

Event ID:

tir2023ujdu

Evaluation Mode:

automatic

Evaluation Status:

preliminary

 

Quality Metrics

 

Correlation:

DC (%):

Min Singular:

Max Singular:

0.14

63.90

2.303e-15

5.210e-15

Variance Reduction:

CLVD (%):

Condition Number:

0.02

36.10

2.26

Quality:

ISO (%):

STVAR:

FMVAR:

D2

0.00

0.06

27.41

 

Hypocenter

 
 

Centroid

 

Origin Time:

Latitude:

Depth:

2023-10-17 14:51:10.01

37.5079

10.0 km

Magnitude:

Longitude:

4.7 MLv

23.3504

Centroid Time:

Latitude:

Depth:

2023-10-17 14:51:15.17

37.5978

22.0 km

Magnitude:

Longitude:

Mo (Nm):

3.5 Mw

23.3523

1.841e+14

 

Used Stations

 

No of stations:

8

Azimuthal Gap (deg):

185.48

Min Distance (km):

254.2

Max Distance (km):

700.1

Frequencies (Hz):

0.05 - 0.08

tapered

0.04 - 0.05

and

0.08 - 0.09

 

Station

 

VLS

LKD2

PLG

KZN

DDIM

NEST

NVR

AKAS

 

N

 

0.35

-0.0

-0.0

0.12

-

0.01

-

-0.01

 

E

 

0.04

0.04

-

0.06

0.04

0.01

-

-0.05

 

Z

 

0.08

-0.0

-

0.24

-0.07

0.01

0.0

-

 

Distance (km)

 

254

276

318

339

344

379

429

575

 

Waveforms

 
 

4-D Moment Tensor Grid Search

 

Best Moment Tensor Solution

 

NP1

Strike:

197

Dip:

36

Rake:

-138

NP2

Strike:

72

Dip:

66

Rake:

-60

 

P-Axis

Azimuth:

22

Plunge:

58

T-Axis

Azimuth:

141

Plunge:

16

B-Axis

Azimuth:

239

Plunge:

26

 

Six Tensor

Mrr:

-1.089e+14

Mtt:

6.466e+13

Mpp:

4.419e+13

Components

Mrt:

-1.027e+14

Mrp:

-1.840e+13

Mtp:

1.183e+14

Image

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