Universitas Negeri Surabaya
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Moment Tensor Solution

 
 
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2023-09-20 01:33:11.56 || 32.3780, 24.3688 || 40 km || 4.0 Mw

 

Event ID:

gfz2023skuw

Evaluation Mode:

automatic

Evaluation Status:

preliminary

 

Quality Metrics

 

Correlation:

DC (%):

Min Singular:

Max Singular:

0.18

28.70

1.408e-16

7.488e-16

Variance Reduction:

CLVD (%):

Condition Number:

0.03

71.30

5.32

Quality:

ISO (%):

STVAR:

FMVAR:

D3

0.00

0.08

9.03

 

Hypocenter

 
 

Centroid

 

Origin Time:

Latitude:

Depth:

2023-09-20 01:33:09.07

32.3780

10.0 km

Magnitude:

Longitude:

4.5 ML

24.4540

Centroid Time:

Latitude:

Depth:

2023-09-20 01:33:11.56

32.3780

40.0 km

Magnitude:

Longitude:

Mo (Nm):

4.0 Mw

24.3688

1.038e+15

 

Used Stations

 

No of stations:

8

Azimuthal Gap (deg):

217.09

Min Distance (km):

344.7

Max Distance (km):

1384.3

Frequencies (Hz):

0.05 - 0.06

tapered

0.04 - 0.05

and

0.06 - 0.07

 

Station

 

IMMV

APE

ISP

MSBI

UJAP

BALJ

GHAJ

MARCO

 

N

 

-

-

-0.01

-0.0

-

-0.0

-0.0

-

 

E

 

0.09

0.06

0.05

-0.01

-

-0.01

-

-0.0

 

Z

 

0.07

0.05

-0.03

0.04

0.03

0.05

0.03

-0.01

 

Distance (km)

 

345

530

820

1038

1039

1054

1058

1171

 

Waveforms

 
 

4-D Moment Tensor Grid Search

 

Best Moment Tensor Solution

 

NP1

Strike:

38

Dip:

71

Rake:

-33

NP2

Strike:

140

Dip:

58

Rake:

-157

 

P-Axis

Azimuth:

355

Plunge:

37

T-Axis

Azimuth:

91

Plunge:

8

B-Axis

Azimuth:

192

Plunge:

51

 

Six Tensor

Mrr:

-5.112e+14

Mtt:

-6.345e+14

Mpp:

1.146e+15

Components

Mrt:

-1.707e+14

Mrp:

-2.408e+14

Mtp:

3.826e+13

Image

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