Universitas Negeri Surabaya
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Moment Tensor Solution

 
 
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2023-10-28 09:59:22.46 || -20.1619, -68.8890 || 106 km || 4.2 Mw

 

Event ID:

gfz2023vcws

Evaluation Mode:

automatic

Evaluation Status:

preliminary

 

Quality Metrics

 

Correlation:

DC (%):

Min Singular:

Max Singular:

0.71

94.10

3.627e-16

1.193e-15

Variance Reduction:

CLVD (%):

Condition Number:

0.51

5.90

3.29

Quality:

ISO (%):

STVAR:

FMVAR:

B1

0.00

0.07

10.79

 

Hypocenter

 
 

Centroid

 

Origin Time:

Latitude:

Depth:

2023-10-28 09:59:23.70

-20.0900

100.5 km

Magnitude:

Longitude:

4.7 mb

-68.8890

Centroid Time:

Latitude:

Depth:

2023-10-28 09:59:22.46

-20.1619

106.5 km

Magnitude:

Longitude:

Mo (Nm):

4.2 Mw

-68.8890

2.505e+15

 

Used Stations

 

No of stations:

6

Azimuthal Gap (deg):

174.60

Min Distance (km):

122.6

Max Distance (km):

1318.0

Frequencies (Hz):

0.05 - 0.06

tapered

0.04 - 0.05

and

0.06 - 0.07

 

Station

 

PB01

PSGCX

PB16

PB03

PB18

TCA

 

N

 

0.53

0.93

-

0.12

-0.08

-0.0

 

E

 

0.84

0.78

-

0.51

-0.15

-

 

Z

 

0.39

0.36

-0.2

0.36

0.1

-

 

Distance (km)

 

123

140

205

235

284

1318

 

Waveforms

 
 

4-D Moment Tensor Grid Search

 

Best Moment Tensor Solution

 

NP1

Strike:

316

Dip:

78

Rake:

-127

NP2

Strike:

212

Dip:

39

Rake:

-18

 

P-Axis

Azimuth:

189

Plunge:

43

T-Axis

Azimuth:

74

Plunge:

24

B-Axis

Azimuth:

325

Plunge:

36

 

Six Tensor

Mrr:

-7.643e+14

Mtt:

-1.122e+15

Mpp:

1.887e+15

Components

Mrt:

1.522e+15

Mrp:

-1.086e+15

Mtp:

-2.726e+14

Image

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