Originally Posted by
OPEN DES
Enroute turn anticipation criteria applies above FL200 (or whenever the predicted altitude at the waypoint is above FL200). This will schedule for min 5 degrees bank but a turn no earlier than 20 nm or so, if my memory serves me right.
This is fine for the enroute phase, but could create ATC trouble on terminal procedures. Mitigation would be to put a PD waypoint at -5.
Interesting information. Do you have a reference for that?
20nm seems a bit excessive for an upper limit for a subsonic aircraft 🙃