DW XI | PGS

Keathley Canyon - USA - 1998

DW XI 3D

3d Full Volume Depth Migration - Multiple Depth Products
Website Map for Survey DW XI
Multi-Client 3D survey acquired with conventional streamers in 1998

Specifications

Survey summary

  • Type: 3D
  • Geometry: Standard
  • Size: 2802.6 sq.km
  • Acquisition year: 1998
  • Completion of processing: 1999
  • Shooting direction: E-W
  • Vessels: Geo Explorer, Malene Ostervold, Walther Herwig

Acquisition parameters

  • Number of streamers: 6-10
  • Streamer length: 8200 m
  • Shot interval: 47.25 m
  • Record length: 9000 ms
  • Sample rate: 2 ms
  • Bin dimensions (Acquisition): 12.5 x 40 m
  • Bin dimensions (Processing): 12.5 x 20 m
  • Fold: 43

Depth products

  • Final Kirchhoff PSDM stack
  • Final beam PSDM stack
  • Final WEM PSDM stack
  • PSDM gathers
  • Velocity model

Time products

  • Stacking velocity
  • Migration velocity
  • DMO Stack
  • Final post-stack time migration

Additional products

  • Gravity
  • Magnetics