Infill Decisions Based on Estimated Reflection Amplitudes

A19 INFILL DECISIONS BASED ON ESTIMATED REFLECTION AMPLITUDES 1 M. BRINK 1 N. JONES 2 J. DOHERTY 2 R. LAURAIN 3 and V. VINJE 3 1 CGG 1 rue Léon Migaux 91341 Massy France 2 CGG London 3 NORSAR Oslo SUMMARY A velocity/depth model from a seismic data set was used together with the P1/90 navigation data to estimate the subsurface illumination and the migration amplitudes along key horizons. These simulated migration amplitudes can be generated during the acquisition to assess the need for infill shooting. INTRODUCTION Coverage specifications are believed to ensure the successful completion of a 3D survey.