National Observatory of Athens
Institute of Geodynamics

 
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Moment Tensor Solution

 
 
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2022-04-20 20:27:38.08 || 17.9687, -68.5543 || 113 km || 4.9 Mw

 

Event ID:

PR2022_hssi

Evaluation Mode:

automatic

Evaluation Status:

preliminary

 

Quality Metrics

 

Correlation:

DC (%):

Min Singular:

Max Singular:

0.11

37.40

3.630e-16

1.894e-15

Variance Reduction:

CLVD (%):

Condition Number:

0.01

62.60

5.22

Quality:

ISO (%):

STVAR:

FMVAR:

D3

0.00

0.02

22.94

 

Hypocenter

 
 

Centroid

 

Origin Time:

Latitude:

Depth:

2022-04-20 20:27:35.29

17.9673

83.0 km

Magnitude:

Longitude:

4.2 Md

-68.4473

Centroid Time:

Latitude:

Depth:

2022-04-20 20:27:38.08

17.9687

113.0 km

Magnitude:

Longitude:

Mo (Nm):

4.9 Mw

-68.5543

2.561e+16

 

Used Stations

 

No of stations:

6

Azimuthal Gap (deg):

240.01

Min Distance (km):

61.0

Max Distance (km):

248.7

Frequencies (Hz):

0.05 - 0.08

tapered

0.04 - 0.05

and

0.08 - 0.09

 

Station

 

PCDR

CBR3

RNC1

CBR2

SMDR

PN09

 

N

 

-2.1

0.05

-0.04

0.01

-0.48

-0.01

 

E

 

-11.82

0.1

-0.03

-0.15

-4.83

0.04

 

Z

 

-13.3

0.02

0.01

0.0

-6.76

-0.02

 

Distance (km)

 

61

133

134

136

166

204

 

Waveforms

 
 

4-D Moment Tensor Grid Search

 

Best Moment Tensor Solution

 

NP1

Strike:

281

Dip:

79

Rake:

-88

NP2

Strike:

90

Dip:

10

Rake:

-100

 

P-Axis

Azimuth:

193

Plunge:

55

T-Axis

Azimuth:

9

Plunge:

34

B-Axis

Azimuth:

101

Plunge:

1

 

Six Tensor

Mrr:

-1.327e+16

Mtt:

4.707e+15

Mpp:

8.564e+15

Components

Mrt:

2.217e+16

Mrp:

-5.114e+15

Mtp:

1.606e+15

Image

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