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Institute of Geosciences

 
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Moment Tensor Solution

 
 
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2023-04-22 08:38:09.15 || 38.0890, 24.3304 || 10 km || 4.5 Mw

 

Event ID:

tir2023hvly

Evaluation Mode:

automatic

Evaluation Status:

preliminary

 

Quality Metrics

 

Correlation:

DC (%):

Min Singular:

Max Singular:

0.67

89.80

2.678e-15

6.242e-15

Variance Reduction:

CLVD (%):

Condition Number:

0.45

10.20

2.33

Quality:

ISO (%):

STVAR:

FMVAR:

B1

0.00

0.04

7.29

 

Hypocenter

 
 

Centroid

 

Origin Time:

Latitude:

Depth:

2023-04-22 08:38:05.59

38.1907

10.0 km

Magnitude:

Longitude:

4.6 MLv

24.3287

Centroid Time:

Latitude:

Depth:

2023-04-22 08:38:09.15

38.0890

10.0 km

Magnitude:

Longitude:

Mo (Nm):

4.5 Mw

24.3304

5.786e+15

 

Used Stations

 

No of stations:

6

Azimuthal Gap (deg):

164.17

Min Distance (km):

189.3

Max Distance (km):

705.2

Frequencies (Hz):

0.05 - 0.08

tapered

0.04 - 0.05

and

0.08 - 0.09

 

Station

 

KARB

THL

PLG

DDIM

KZN

VLS

 

N

 

-

-

-0.03

-

-

-0.15

 

E

 

-

0.77

-

-

0.5

-0.19

 

Z

 

0.1

0.3

-

0.32

-0.03

-0.47

 

Distance (km)

 

189

252

254

269

321

328

 

Waveforms

 
 

4-D Moment Tensor Grid Search

 

Best Moment Tensor Solution

 

NP1

Strike:

135

Dip:

82

Rake:

-175

NP2

Strike:

44

Dip:

85

Rake:

-7

 

P-Axis

Azimuth:

359

Plunge:

8

T-Axis

Azimuth:

90

Plunge:

2

B-Axis

Azimuth:

196

Plunge:

81

 

Six Tensor

Mrr:

-4.062e+14

Mtt:

-5.513e+15

Mpp:

5.920e+15

Components

Mrt:

-7.743e+14

Mrp:

-2.778e+14

Mtp:

9.267e+12

Image

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