CGO Marine XX | PGS

Congo Basin - Congo - 2015

CGO Marine XX 3D GeoStreamer®

Recently acquired with full integrity PSDM data products now available.
Website Map for Survey Marine XX
This long offset GeoStreamer survey covers more than 2 900 sq. km over the open block Marine XX, which is included in the current Congo deep water License round. All final PSDM data products are available.
The survey is designed to target the proven Miocene channel and Sendji carbonate plays as well as prospectivity in the under-explored presalt section.


Survey summary

  • Type: 3D
  • GeoStreamer®
  • Geometry: SLO
  • Size: 2 918
  • Acquisition year: 2015
  • Completion of processing: December 2016
  • Shooting direction: 32/212
  • Vessel: Ramform Vanguard
  • In partnership with: SNPC

Acquisition parameters

  • Number of streamers: 12
  • Streamer length: 14 000 m
  • Streamer separation: 100 m
  • Shot interval: 25 m
  • Record length: 12 000 ms
  • Sample rate: 2 ms


  • Dual Sensor Wave Field separation and P-UP generation
  • 3D Surface Related Multiple Elimination (SRME)
  • High Resolution Radon Demultiple
  • Kirchhoff Pre-Stack Depth Migration (PSDM)
  • Beam Depth Migration

Depth products

  • Final Kirchhoff PSDM Stack
  • Final BEAM PSDM Stack
  • Final RTM PSDM Stack
  • Fast Track Beam stack

Time products

  • Fast Track PSTM stack

Additional products

  • Gravity
  • Magnetics