Marimba MultiComponent | PGS

Brazil - 2005

Marimba MultiComponent 3D

The Marimba 3D4C program was designed to help delineate the producing field (2500 m – 2900 m depth).
Website Map for Survey Marimba MultiComponent 3D
The currently producing intervals include an upper Cretaceous sandstone in the Carapebus Formation.

Specifications

Survey summary

  • Type: 3D
  • Size: 74 sq.km
  • Acquisition year: 2005
  • Completion of processing: 2006
  • Water depth: 200 - 900 m
  • Shooting direction: 90 / 270
  • Vessels: Ocean Explorer, Falcon Explorer, Bergen Surveyor

Acquisition parameters

  • Streamer length: 6000 m
  • Shot interval: 37.5 m
  • Record length: 10000 ms
  • Sample rate: 2 ms
  • Bin dimensions (Acquisition): 25 x 25 m
  • Fold: 120

Processing

  • Dual sensor summation
  • Kirchhoff prestack time migration (PSTM)

Time products

  • Angle stack near
  • Angle stack mid
  • Angle stack far
  • PSTM gathers
  • Stacking velocity
  • Migration velocity
  • Prestack time migration P-wave
  • Prestack time migration C-time