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Institute of Geosciences

 
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Moment Tensor Solution

 
 
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2023-09-27 02:43:51.25 || 39.1796, 22.5764 || 30 km || 3.4 Mw

 

Event ID:

tir2023sxrs

Evaluation Mode:

automatic

Evaluation Status:

preliminary

 

Quality Metrics

 

Correlation:

DC (%):

Min Singular:

Max Singular:

0.07

45.70

1.833e-15

6.386e-15

Variance Reduction:

CLVD (%):

Condition Number:

0.01

54.30

3.48

Quality:

ISO (%):

STVAR:

FMVAR:

D3

0.00

0.01

21.01

 

Hypocenter

 
 

Centroid

 

Origin Time:

Latitude:

Depth:

2023-09-27 02:43:52.86

39.2304

10.0 km

Magnitude:

Longitude:

3.5 MLv

22.5755

Centroid Time:

Latitude:

Depth:

2023-09-27 02:43:51.25

39.1796

30.0 km

Magnitude:

Longitude:

Mo (Nm):

3.4 Mw

22.5764

1.558e+14

 

Used Stations

 

No of stations:

8

Azimuthal Gap (deg):

154.66

Min Distance (km):

60.9

Max Distance (km):

341.9

Frequencies (Hz):

0.05 - 0.08

tapered

0.04 - 0.05

and

0.08 - 0.09

 

Station

 

THL

KZN

PLG

LKD2

SRN

NVR

KARB

AL03A

 

N

 

-

-0.7

-

-

-0.03

-

-

0.01

 

E

 

-

-0.2

-

0.3

0.1

-0.03

-

-

 

Z

 

0.18

0.21

0.32

0.0

0.26

-

-0.2

-0.01

 

Distance (km)

 

61

137

147

173

232

260

338

342

 

Waveforms

 
 

4-D Moment Tensor Grid Search

 

Best Moment Tensor Solution

 

NP1

Strike:

149

Dip:

73

Rake:

163

NP2

Strike:

244

Dip:

73

Rake:

16

 

P-Axis

Azimuth:

16

Plunge:

0

T-Axis

Azimuth:

107

Plunge:

23

B-Axis

Azimuth:

286

Plunge:

66

 

Six Tensor

Mrr:

5.957e+13

Mtt:

-1.493e+14

Mpp:

8.973e+13

Components

Mrt:

-9.089e+12

Mrp:

-2.731e+13

Mtp:

8.063e+13

Image

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