Universitas Negeri Surabaya
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Moment Tensor Solution

 
 
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2023-09-21 22:49:19.74 || -21.9069, -67.2939 || 171 km || 4.7 Mw

 

Event ID:

gfz2023sogm

Evaluation Mode:

automatic

Evaluation Status:

preliminary

 

Quality Metrics

 

Correlation:

DC (%):

Min Singular:

Max Singular:

0.28

39.00

1.791e-16

6.909e-16

Variance Reduction:

CLVD (%):

Condition Number:

0.08

61.00

3.86

Quality:

ISO (%):

STVAR:

FMVAR:

D3

0.00

0.02

17.18

 

Hypocenter

 
 

Centroid

 

Origin Time:

Latitude:

Depth:

2023-09-21 22:49:21.38

-21.8170

200.9 km

Magnitude:

Longitude:

5.1 mB

-67.2950

Centroid Time:

Latitude:

Depth:

2023-09-21 22:49:19.74

-21.9069

170.9 km

Magnitude:

Longitude:

Mo (Nm):

4.7 Mw

-67.2939

1.313e+16

 

Used Stations

 

No of stations:

7

Azimuthal Gap (deg):

186.48

Min Distance (km):

161.5

Max Distance (km):

1088.4

Frequencies (Hz):

0.05 - 0.06

tapered

0.04 - 0.05

and

0.06 - 0.07

 

Station

 

PB20

SALTA

PB19

PSGCX

PB14

PB18

TANTI

 

N

 

0.01

-

-

-

-

0.06

0.02

 

E

 

-

-

0.11

-0.12

-

-0.03

-

 

Z

 

0.23

0.33

0.17

-0.03

-0.04

-0.28

0.01

 

Distance (km)

 

162

284

309

384

445

521

1088

 

Waveforms

 
 

4-D Moment Tensor Grid Search

 

Best Moment Tensor Solution

 

NP1

Strike:

5

Dip:

76

Rake:

-71

NP2

Strike:

131

Dip:

22

Rake:

-142

 

P-Axis

Azimuth:

297

Plunge:

54

T-Axis

Azimuth:

81

Plunge:

29

B-Axis

Azimuth:

181

Plunge:

17

 

Six Tensor

Mrr:

-7.034e+15

Mtt:

3.212e+15

Mpp:

3.822e+15

Components

Mrt:

-3.881e+15

Mrp:

-1.045e+16

Mtp:

-3.309e+15

Image

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