The outer marker must have been where the glide slope began.

"I am leading sixteen Starfuries inside your outer marker."

At exactly four miles out, the call came in: "Express-107, outer marker."

I should be over the outer marker in a couple of minutes.

"4177 over the outer marker," he reported, and then a moment later, "4177 turning on final."

When the plane crossed the outer marker, which marks the final approach segment, it was 2,000 feet too high.

Report at flight level two five hundred and when over the outer marker.

Hold at the outer marker over the Enchanted Forest beacon.

Beyond the outer marker the maximum heading change should not exceed 5 at any one time.

A reasonable heading must be established by the time the outer marker is crossed inbound.