In article . net,
Jack Glendening wrote:
Anyone know what the actual L/D value is with 90 degrees of flaps ??

Probably no more than 4:1.

A friend let me fly his HP-11. His advice to me about how to flare when
using 90 degrees flap: wait until you're certain you're going to crash,
then count to three, then flare!

It works, too.

--
Dylan Smith, Castletown, Isle of Man
Flying: http://www.dylansmith.net
Frontier Elite Universe: http://www.alioth.net
"Maintain thine airspeed, lest the ground come up and smite thee"