LMM

LMM. See locator middle marker.
Load factor. The ratio of a specified load to the total weight of the aircraft.

b. Middle Compass Locator (LMM)- A compass locator installed at the site of the middle marker of an instrument landing system.
(See MIDDLE MARKER.)
(See ICAO term LOCATOR.) ...

See also: Weight, Locator, Direct, Obstacle, Air traffic