You can help us keep FlightAware free by allowing ads from FlightAware.com. We work hard to keep our advertising relevant and unobtrusive to create a great experience. It's quick and easy to
whitelist ads on FlightAware or please consider our
premium accounts.
FMS update-the 40 knot window for speed targets during a descent is a bit excessive, or that the automation can revert to an unmanaged NAVmode or even fail the autopilot because of an intermediate level off with the approach activation in between.