"Richard Clark" wrote
If it doesn't count for much,
or it has no relevancy, then say so and by all means drop it.

I think it is significant, not as much in "crummy" mobile vertical, as in
antenna systems with loaded, shortened elements.
I saw significant improvement in performance when replacing loading stubs in
say KLM 3 el. 80m Yagi with coils. Performance and pattern improved
significantly.
If you stick wrong values in modeling program, the error will get only
magnified.
That's why this "bothers" me.
I trust what W9UCW measured, and I want to do it myself, just to put the
heated subject to rest with proper conclusions.

Yuri