BM-PAMA-3 | PGS

Pará-Maranhão Basin - Brazil - 2003

BM-PAMA-3 3D

Encompassing the shelf slope of the northwestern part of the Pará-Maranhão Basin
Website Map for Survey BM-PAMA-3
Prospective carbonates and Oligocene sands are potential targets.

Specifications

Survey summary

  • Type: 3D
  • Geometry: Standard
  • Size: 1701.5 sq.km
  • Acquisition year: 2003
  • Completion of processing: 2003
  • Water depth: 500 - 2500 m
  • Shooting direction: 48 / 228
  • Vessels: Ramform Viking, Falcon Explorer

Acquisition parameters

  • Number of streamers: 10
  • Streamer length: 8000 m
  • Streamer separation: 100 m
  • Shot interval: 37.5 m
  • Record length: 8800 ms
  • Sample rate: 2 ms
  • Bin dimensions (Acquisition): 6.25 x 25 m
  • Bin dimensions (Processing): 12.5 x 25 m
  • Fold: 54

Processing

  • 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

Additional products

  • Gravity
  • Magnetics