Glideslope(GS)

Definition

The vertical guidance component of an ILS providing a descent path typically set at 3 degrees. The glideslope ensures proper height over the runway threshold for a stabilized approach.

Related Terms

Instrument Landing System(ILS)

A precision approach system providing lateral guidance via the localizer and ver...

Localizer(LOC)

The lateral guidance component of an ILS providing precise runway centerline ali...

Decision Height/Altitude(DH/DA)

The height during a precision approach at which the pilot must decide to land or...

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