By PHILLIP BORDING and LARRY LINES

Editor's note: Bording is a consultant in Hazel Green, Ala., and Lines is with the University of Calgary, Canada.

The Geophysical Corner is a regular column in the EXPLORER, produced cooperatively by the AAPG Geophysical Integration and SEG Interpretation committees, and edited by R. Randy Ray. This month's column is titled "Seismic Modeling and Imaging - Making Waves."

Seismic Modeling Makes Waves

Figure 1

Figure 2

Figure 3a

Figure 3b

Figure 3

An example of reverse-time migration for a salt pillow model from Bording and Lines 1997 SEG publication "Seismic Modeling and Imaging With the Complete Wave Equation." Figure 3-a shows an unmigrated stacked section - few reflection events can be discerned on the seismogram.