clip0835_a                                                PROCESSING  SEQUENCE
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Production seismic processing sequence for 2D land project usually consists of the following steps:

Create project

Load input data Geometry assignment and quality control

Seismic data QC and trace editing

Spherical divergence

Surface consistent amplitude correction

Noise attenuation before deconvolution (spikes, linear, ground-roll)

Surface consistent deconvolution

Refraction static correction

Velocity analysis (iteration 1, manual picking)

Residual static correction

Velocity analysis (iteration 2, auto picking)

Noise attenuation after deconvolution (linear, random)

Datum planes

Multiple attenuation (iteration 1)

Anisotropy pre-stack time migration (APSTM)

Residual moveout correction

Trim statics

Multiple attenuation (iteration 2)

Additional denoise

Stack

Post-stack processing

AVO atributes and angle stacks

Depth migration (PSDM)

 


 

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