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Overburden Heterogeneity Effects in Migration Velocity Analysis – A Case Study in an Offshore Australian Field
- Publisher: European Association of Geoscientists & Engineers
- Source: Conference Proceedings, 71st EAGE Conference and Exhibition incorporating SPE EUROPEC 2009, Jun 2009, cp-127-00159
- ISBN: 978-90-73781-67-2
Abstract
Seismic velocity has been used for reducing uncertainty of time-to-depth conversion. In the offshore Australian study field, there is a problem in the RMS velocity provided by Kirchhoff PSTM. The velocity pattern dominates NE-SW directed undulated pattern