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Institute of Geosciences

 
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Moment Tensor Solution

 
 
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2023-04-18 18:55:18.45 || 40.3684, 22.6184 || 30 km || 3.7 Mw

 

Event ID:

tir2023hoyh

Evaluation Mode:

automatic

Evaluation Status:

preliminary

 

Quality Metrics

 

Correlation:

DC (%):

Min Singular:

Max Singular:

0.26

51.10

4.735e-15

9.879e-15

Variance Reduction:

CLVD (%):

Condition Number:

0.07

48.90

2.09

Quality:

ISO (%):

STVAR:

FMVAR:

D2

0.00

0.02

6.80

 

Hypocenter

 
 

Centroid

 

Origin Time:

Latitude:

Depth:

2023-04-18 18:55:14.54

40.4087

10.0 km

Magnitude:

Longitude:

3.7 MLv

22.6179

Centroid Time:

Latitude:

Depth:

2023-04-18 18:55:18.45

40.3684

30.0 km

Magnitude:

Longitude:

Mo (Nm):

3.7 Mw

22.6184

3.605e+14

 

Used Stations

 

No of stations:

10

Azimuthal Gap (deg):

116.07

Min Distance (km):

38.3

Max Distance (km):

335.0

Frequencies (Hz):

0.05 - 0.08

tapered

0.04 - 0.05

and

0.08 - 0.09

 

Station

 

THE

PLG

KZN

THL

KPRO

AL07A

PHP

KKS

VLS

BCI

 

N

 

-

-

-0.25

-

-0.04

-

-1.04

-

-0.64

-

 

E

 

0.16

0.16

0.11

-1.47

-0.12

0.06

-1.12

-

-1.37

-0.37

 

Z

 

-

0.15

-0.34

-0.65

-0.17

-0.31

-2.18

-2.22

-0.59

-3.23

 

Distance (km)

 

38

70

72

107

118

173

232

262

303

305

 

Waveforms

 
 

4-D Moment Tensor Grid Search

 

Best Moment Tensor Solution

 

NP1

Strike:

274

Dip:

73

Rake:

-56

NP2

Strike:

27

Dip:

37

Rake:

-151

 

P-Axis

Azimuth:

222

Plunge:

50

T-Axis

Azimuth:

339

Plunge:

20

B-Axis

Azimuth:

83

Plunge:

32

 

Six Tensor

Mrr:

-1.551e+14

Mtt:

2.364e+14

Mpp:

-8.127e+13

Components

Mrt:

2.295e+14

Mrp:

-8.869e+12

Mtp:

1.843e+14

Image

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