The part of the landing pattern that's at 90 degrees to the final approach.

A flight path at right angles to the landing runway. The base leg normally extends from the downwind leg to the intersection of the extended runway centerline.

A flight path at right angles to the landing runway off its approach end that extends from the downwind leg to the intersection of the extended runway centerline.

The crosswind segment of an aerodrome circuit bringing the aircraft from the downwind leg to final approach

Position of an airplane that is parallel to the runway but against the direction of landing.

Flight path at right angle to the landing runway off its approach end. Usually between thedownwind leg and the intersection of the extended runway center line.

segment of glider's landing approach. Precedes final leg.

A flight path in the traffic pattern at, right angles to the landing runway off the approach end and extending from the downwind leg of the extended runway centerline.

A flight path extending from the end of the downwind leg to the extended centreline of the approach end of the landing runway (or landing path). also called: base Fr: étape de base