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Field data migration

Application of subroutine gazadj() [*] to the Gulf of Mexico data set processed in earlier chapters yields the result in Figure 14.

 
wgphase
wgphase
Figure 14
Phase shift migration of Figure [*]. Press button for movie to compare to stack and Kirchhoff migration of Figure [*].


[*] view burn build edit restore

EXERCISES:

  1. Devise a mathematical expression for a plane wave that is an impulse function of time with a propagation angle of 15$^\circ$from the vertical z-axis in the plus z direction. Express the result in the domain of
  2. [] (a)$\ \ (t,x,z)$
  3. [] (b)$\ \ ( \omega ,x,z)$
  4. [] (c)$\ \ ( \omega , k_x , z)$
  5. [] (d)$\ \ ( \omega ,p,z)$ 1


    next up previous print clean
    Next: About this document ... Up: PHASE-SHIFT MIGRATION Previous: Vertical and horizontal resolution
    Stanford Exploration Project
    12/26/2000