BM-CE-2 | PGS

Ceará Basin - Brazil - 2003

BM-CE-2 3D

Located over the shelf break in the eastern half of the Ceará Basin, 80 km north of Fortaleza
Website Map for Survey BM-CE-2
Prospective Cretaceous rift phase sands are among the potential targets.

Specifications

Survey summary

  • Type: 3D
  • Geometry: Standard
  • Size: 945 sq.km
  • Acquisition year: 2003
  • Completion of processing: 2004
  • Water depth: 30 - 2000 m
  • Shooting direction: 27 / 207
  • Vessel: Ramform Viking

Acquisition parameters

  • Number of streamers: 8
  • Streamer length: 6000 m
  • Streamer separation: 100 m
  • Shot interval: 25 m
  • Record length: 9000 ms
  • Sample rate: 2 ms
  • Bin dimensions (Acquisition): 6.25 x 25 m
  • Bin dimensions (Processing): 12.5 x 25 m
  • Fold: 60

Processing

  • Kirchhoff prestack time migration (PSTM)
  • Radon and residual

Time products

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