you revised that only after i challenged you on that that
Your only concern was airspeed, which has absolutely nothing to do with the issue. You asked,
Fwd airspeed at impact was
and
So over 24 hours has passed and you still not answered the question of fwd airspeed.
It is impossible to make the statment that the prop was at 2000 rpm with out knowing the airspeed to make the statement as fact.
My original error of 2,000 was brought about by measuring the distance over four slash marks, rather than the correct five. Brain fade on my part.