BM-C-7 South | PGS

Campos Basin - Brazil - 2007

BM-C-7 South 3D

It encompasses the shelf area of the southwestern part Campos Basin.
Website Map for Survey BM-C-7S
Prospective carbonates are among potential targets.

Specifications

Survey summary

  • Type: 3D
  • Geometry: Standard
  • Size: 980 sq.km
  • Acquisition year: 2007
  • Completion of processing: 2007
  • Water depth: 93 - 403 m
  • Shooting direction: 53 / 233
  • Vessel: Ramform Valiant

Acquisition parameters

  • Number of streamers: 12
  • Streamer length: 4050 m
  • Streamer separation: 75 m
  • Shot interval: 25 m
  • Record length: 5120 ms
  • Sample rate: 2 ms
  • Bin dimensions (Acquisition): 6.25 x 18.75 m
  • Bin dimensions (Processing): 12.5 x 18.75 m
  • Fold: 41

Processing

  • Radon and residual
  • True Amplitude Prestack Time Migration
  • Kirchhoff prestack time migration (PSTM)

Time products

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