Campos Southwest Ph 1 | PGS

Brazil - 2008

Campos Southwest Ph 1 3D

The survey encompasses the shelf area of the southwestern part of the Campos Basin.
Website Map for Survey Campos SW Ph1
Prospective carbonates are among the potential targets.

Specifications

Survey summary

  • Type: 3D
  • Geometry: Standard
  • Size: 1881 sq.km
  • Acquisition year: 2008
  • Completion of processing: 2009
  • Water depth: 93 - 914 m
  • Shooting direction: 0 / 180
  • Vessel: Ramform Valiant

Acquisition parameters

  • Number of streamers: 12
  • Streamer length: 6000 m
  • Streamer separation: 100 m
  • Shot interval: 25 m
  • Record length: 8000 ms
  • Sample rate: 2 ms
  • Bin dimensions (Acquisition): 6.25 x 25 m
  • Bin dimensions (Processing): 12.5 x 12.5 m
  • Fold: 60

Processing

  • 3D surface related multiple elimination (SRME)
  • Beam depth migration
  • Radon and residual
  • Kirchhoff prestack time migration (PSTM)
  • Kirchhoff prestack depth migration (PSDM)

Depth products

  • Final Kirchhoff PSDM stack
  • Final beam PSDM stack
  • PSDM gathers
  • PSDM angle stack near
  • PSDM angle stack mid
  • PSDM angle stack far
  • Velocity model

Time products

  • Final Kirchhoff PSTM Stack
  • Angle stack near
  • Angle stack mid
  • Angle stack far
  • PSTM gathers
  • Stacking velocity
  • Migration velocity

Additional products

  • Gravity