BM-C-7 | PGS

Campos Basin - Brazil - 2001

BM-C-7 3D

It encompasses the shelf area of the southwestern part Campos Basin.
Website Map for Survey BM-C-7
Prospective carbonates are among potential targets.

Specifications

Survey summary

  • Type: 3D
  • Geometry: Standard
  • Size: 922 sq.km
  • Acquisition year: 2001
  • Completion of processing: 2001
  • Reprocessing: Yes
  • Water depth: 74 - 1711 m
  • Shooting direction: 128 / 308
  • Vessel: Ramform Vanguard

Acquisition parameters

  • Number of streamers: 8
  • Streamer length: 6000 m
  • Streamer separation: 100 m
  • Shot interval: 25 m
  • Record length: 8000 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)
  • Radon and residual
  • Poststack finite difference
  • 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
  • Final post-stack time migration