Universitas Negeri Surabaya
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Moment Tensor Solution

 
 
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2023-10-26 23:01:14.95 || -21.9279, -68.6324 || 122 km || 4.1 Mw

 

Event ID:

gfz2023vafm

Evaluation Mode:

automatic

Evaluation Status:

preliminary

 

Quality Metrics

 

Correlation:

DC (%):

Min Singular:

Max Singular:

0.19

95.80

3.381e-16

1.660e-15

Variance Reduction:

CLVD (%):

Condition Number:

0.04

4.20

4.91

Quality:

ISO (%):

STVAR:

FMVAR:

D1

0.00

0.09

6.21

 

Hypocenter

 
 

Centroid

 

Origin Time:

Latitude:

Depth:

2023-10-26 23:01:14.59

-21.8380

118.5 km

Magnitude:

Longitude:

4.6 mb

-68.6340

Centroid Time:

Latitude:

Depth:

2023-10-26 23:01:14.95

-21.9279

122.5 km

Magnitude:

Longitude:

Mo (Nm):

4.1 Mw

-68.6324

1.388e+15

 

Used Stations

 

No of stations:

8

Azimuthal Gap (deg):

170.78

Min Distance (km):

63.0

Max Distance (km):

1126.5

Frequencies (Hz):

0.05 - 0.06

tapered

0.04 - 0.05

and

0.06 - 0.07

 

Station

 

PB09

PB03

PB01

PB06

PB15

PB16

PB18

TCA

 

N

 

-

0.2

0.54

0.48

0.16

0.05

-0.0

-0.01

 

E

 

0.22

0.55

-

0.36

0.3

-0.04

0.0

0.0

 

Z

 

-

0.72

0.67

0.12

0.28

0.0

-0.01

0.02

 

Distance (km)

 

63

118

125

136

174

398

479

1126

 

Waveforms

 
 

4-D Moment Tensor Grid Search

 

Best Moment Tensor Solution

 

NP1

Strike:

195

Dip:

75

Rake:

81

NP2

Strike:

45

Dip:

16

Rake:

118

 

P-Axis

Azimuth:

292

Plunge:

30

T-Axis

Azimuth:

94

Plunge:

58

B-Axis

Azimuth:

197

Plunge:

7

 

Six Tensor

Mrr:

6.446e+14

Mtt:

-1.247e+14

Mpp:

-5.199e+14

Components

Mrt:

-2.905e+14

Mrp:

-1.171e+15

Mtp:

-3.464e+14

Image

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