PSDM Ph 1 | PGS

Camamu Basin - Brazil - 2005

PSDM Ph 1 3D

The survey is located in the central and southern part of the Camamu-Almada Basin.
Website Map for Survey Camamu Basin PSDM Ph1
Prospective tertiary turbidites and cretaceous sands are potential targets.

Specifications

Survey summary

  • Type: 3D
  • Geometry: Standard
  • Size: 5120 sq.km
  • Acquisition year: 2005
  • Completion of processing: 2012
  • Reprocessing: Yes
  • Water depth: 200 - 2500 m
  • Shooting direction: 0 / 180
  • Vessel: Ramform Valiant

Acquisition parameters

  • Number of streamers: 10
  • Streamer length: 6000 m
  • Streamer separation: 100 m
  • Shot interval: 50, 25 flip-flop 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

  • 3D surface related multiple elimination (SRME)
  • Beam depth migration
  • 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