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Institute of Geosciences

 
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Moment Tensor Solution

 
 
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2023-04-23 19:18:51.99 || 40.4488, 20.8019 || 23 km || 4.3 Mw

 

Event ID:

tir2023hyco

Evaluation Mode:

automatic

Evaluation Status:

preliminary

 

Quality Metrics

 

Correlation:

DC (%):

Min Singular:

Max Singular:

0.34

80.70

1.127e-15

4.127e-15

Variance Reduction:

CLVD (%):

Condition Number:

0.12

19.30

3.66

Quality:

ISO (%):

STVAR:

FMVAR:

D1

0.00

0.04

11.14

 

Hypocenter

 
 

Centroid

 

Origin Time:

Latitude:

Depth:

2023-04-23 19:18:53.60

40.4481

5.0 km

Magnitude:

Longitude:

3.0 MLv

20.8687

Centroid Time:

Latitude:

Depth:

2023-04-23 19:18:51.99

40.4488

23.0 km

Magnitude:

Longitude:

Mo (Nm):

4.3 Mw

20.8019

2.709e+15

 

Used Stations

 

No of stations:

4

Azimuthal Gap (deg):

180.30

Min Distance (km):

116.1

Max Distance (km):

271.5

Frequencies (Hz):

0.05 - 0.08

tapered

0.04 - 0.05

and

0.08 - 0.09

 

Station

 

VLO

PHP

PLG

NVR

 

N

 

-

-64.83

0.31

-

 

E

 

-6.52

-

0.03

-

 

Z

 

-

-

-

-396.4

 

Distance (km)

 

116

142

219

272

 

Waveforms

 
 

4-D Moment Tensor Grid Search

 

Best Moment Tensor Solution

 

NP1

Strike:

275

Dip:

83

Rake:

-163

NP2

Strike:

183

Dip:

73

Rake:

-6

 

P-Axis

Azimuth:

140

Plunge:

16

T-Axis

Azimuth:

48

Plunge:

6

B-Axis

Azimuth:

296

Plunge:

72

 

Six Tensor

Mrr:

-4.079e+14

Mtt:

-2.160e+14

Mpp:

6.239e+14

Components

Mrt:

7.242e+14

Mrp:

1.065e+14

Mtp:

-2.550e+15

Image

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