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Lacassine Refuge
Louisiana Gulf Coast
23 square miles

 


Aquisition Parameters | Processing Parameters | Data Sets | PDF


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Aquisition Parameters
Live trace area: 23.4769 sq. mi.
Recording Geometry: 6 line brick
Receiver interval: 220 ft.
Receiver line spacing: 2,640 ft.
Recorded channels: 1260 ch. @ 210 ch. per Rx line
Source interval: 330 ft. / 165 ft. cross line stagger
Source line spacing: 2,200 ft.
Source type: Pentolite 2.5 #
Record length: 8 sec.
Sample interval: 2 ms
In line (Rx) bin: 110 ft.
Cross line (Sr) bin: 82.5 ft.
Fold: ~40

Processing Parameters
Geometry assignment and Q.C.
Coherent Noise Attenuation
Spherical Divergence Correction
TFD Noise Rejection, if necessary
Wavelet Transform Filter Noise Attenuation
Noise Attenuation -  trim/tfdnoise/despike
Surface Consistent Amplitude Correction
Surface Consistant Deconvolution
Refraction Statics
Surface Consistent Residual Statics  - 2 passes
Flex Binning
Offset Binning
Curved Ray 3D Kirchhoff Migration Velocity  Analysis (½ mi. grid)
Curved Ray 3D Kirchhoff Migration
Output migrated gathers
Stack migrated image
Noise Attenuation
Signal Enhancement

Available Data Sets
Geometry Gathers
PostStack Time Migration Volume (1997)
Kirchhoff PreStack Time Migration (kPSTM) Volumes (~2005)
NMO corrected kPSTM Gathers

 

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