BM-J-4/5 | PGS

Jequitinhonha Basin - Brazil - 2006

BM-J-4/5 3D

Encompassing the shelf to deeper water area of the northern part of the Jequitinhonha Basin.
Website Map for Survey BM-J-4_5
Prospective targets include sandstones and/or carbonates in the Cretaceous.

Specifications

Survey summary

  • Type: 3D
  • Geometry: Standard
  • Size: 3815 sq.km
  • Acquisition year: 2006
  • Completion of processing: 2006
  • Water depth: 1000 - 3500 m
  • Shooting direction: 90 / 270
  • Vessel: Ramform Valiant

Acquisition parameters

  • Number of streamers: 10
  • Streamer length: 6000 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 25 m
  • Fold: 60

Processing

  • Kirchhoff prestack time migration (PSTM)

Time products

  • Final Kirchhoff PSTM Stack
  • Angle stack near
  • Angle stack mid
  • Angle stack far
  • PSTM gathers
  • Stacking velocity
  • Migration velocity