BM-C-47 | PGS

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Campos Basin - Brazil - 2011

BM-C-47 3D GeoStreamer

The BM-C-47 3D seismic survey is on trend and/or adjacent to the Peregrino and Polvo fields.
Website Map for Survey BM-C-47
Prospective carbonates are among potential targets.

Specifications

Survey summary

  • Type: 3D
  • GeoStreamer
  • Geometry: Standard
  • Size: 501.6 sq.km
  • Acquisition year: 2011
  • Completion of processing: 2012
  • Water depth: 65 - 130 m
  • Shooting direction: 53 / 233
  • Vessel: Ramform Challenger

Acquisition parameters

  • Number of streamers: 12
  • Streamer length: 4500 m
  • Streamer separation: 75 m
  • Shot interval: 18.75 m
  • Record length: 7168 ms
  • Sample rate: 2 ms
  • Bin dimensions (Acquisition): 6.25 x 18.75 m
  • Bin dimensions (Processing): 12.5 x 18.75 m
  • Fold: 61

Processing

  • 3D surface related multiple elimination (SRME)
  • Radon and residual
  • 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