Universitas Negeri Surabaya
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Moment Tensor Solution

 
 
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2023-08-28 04:14:48.81 || -18.1807, -71.4991 || 26 km || 4.8 Mw

 

Event ID:

gfz2023quzq

Evaluation Mode:

automatic

Evaluation Status:

preliminary

 

Quality Metrics

 

Correlation:

DC (%):

Min Singular:

Max Singular:

0.82

75.90

1.248e-15

3.724e-15

Variance Reduction:

CLVD (%):

Condition Number:

0.67

24.10

2.98

Quality:

ISO (%):

STVAR:

FMVAR:

D2

0.00

0.21

21.56

 

Hypocenter

 
 

Centroid

 

Origin Time:

Latitude:

Depth:

2023-08-28 04:14:44.85

-18.1810

10.0 km

Magnitude:

Longitude:

5.1 ML

-71.4210

Centroid Time:

Latitude:

Depth:

2023-08-28 04:14:48.81

-18.1807

26.0 km

Magnitude:

Longitude:

Mo (Nm):

4.8 Mw

-71.4991

1.855e+16

 

Used Stations

 

No of stations:

4

Azimuthal Gap (deg):

271.53

Min Distance (km):

203.1

Max Distance (km):

671.3

Frequencies (Hz):

0.05 - 0.06

tapered

0.04 - 0.05

and

0.06 - 0.07

 

Station

 

PB16

PB18

PB01

PB20

 

N

 

0.1

0.72

0.42

0.33

 

E

 

0.84

0.63

-0.46

-0.39

 

Z

 

0.83

0.72

0.5

0.37

 

Distance (km)

 

203

216

376

467

 

Waveforms

 
 

4-D Moment Tensor Grid Search

 

Best Moment Tensor Solution

 

NP1

Strike:

149

Dip:

75

Rake:

95

NP2

Strike:

308

Dip:

15

Rake:

69

 

P-Axis

Azimuth:

235

Plunge:

30

T-Axis

Azimuth:

67

Plunge:

58

B-Axis

Azimuth:

328

Plunge:

5

 

Six Tensor

Mrr:

9.885e+15

Mtt:

-5.067e+15

Mpp:

-4.818e+15

Components

Mrt:

7.511e+15

Mrp:

-1.431e+16

Mtp:

3.066e+15

Image

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