BM-SEAL-10/11 | PGS

Sergipe-Alagoas Basin - Brazil - 2014

BM-SEAL-10/11 3D GeoStreamer®

This 3D survey covers the central part of the Sergipe-Alagoas Basin
Website Map for Survey BM-SEAL-10/11
The survey extends from the shelf into mostly deepwater

Specifications

Survey summary

  • Type: 3D
  • GeoStreamer®
  • Size: 4541 sq.km
  • Acquisition year: 2014
  • Completion of processing: 2015
  • Shooting direction: 119 / 299
  • Vessel: Ramform Viking

Acquisition parameters

  • Number of streamers: 12
  • Streamer length: 8000 m
  • Streamer separation: 75 m
  • Shot interval: 25 m
  • Record length: 10000 ms
  • Sample rate: 2 ms
  • Fold: 80

Processing

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

Depth products

  • Final Kirchhoff PSDM Stack
  • Final BEAM PSDM Stack
  • Angle PSDM Stack Near
  • Angle PSDM Stack Mid
  • Angle PSDM Stack Far
  • Angle PSDM Stack UFar
  • PSDM Gathers
  • Velocity Model

Time products

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

Additional products

  • Gravity
  • Magnetics