BS-400 | PGS

Santos Basin - Brazil - 2002

BS-400 3D

The survey is located in the north central part of Santos Basin.
Website Map for Survey BS-400
Prospective targets are carbonates and sands in the Upper Cretaceous as witnessed by the significant Mexilhão gas & light oil discovery within the dataset.

Specifications

Survey summary

  • Type: 3D
  • Geometry: Standard
  • Size: 2929.8 sq.km
  • Acquisition year: 2002
  • Completion of processing: 2002
  • Reprocessing: Yes
  • Water depth: 150 - 1300 m
  • Shooting direction: 158 / 338
  • Vessel: Ramform Explorer

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 12.5 m
  • Fold: 60

Processing

  • 3D Surface Related Multiple Elimination (SRME)
  • Kirchhoff Pre-Stack Time Migration (PSTM)
  • Beam Depth Migration
  • Radon and residual
  • Poststack finite difference

Depth products

  • Final BEAM PSDM Stack
  • Velocity Model

Time products

  • Final Post Stack Time Migration
  • Final Kirchhoff PSTM Stack
  • Angle Stack Near
  • Angle Stack Mid
  • Angle Stack Far
  • PSTM Gathers
  • Stacking Velocity
  • Migration Velocity

Additional products

  • Gravity