ILS Minimums

FAA AIM 1-1-9. ILS. i ILS Minimums

	DH	시정 또는 RVR
CategoryⅠ	200ft	RVR 2400ft (with touchdown zone and centerline lighting, RVE 1800ft) or (with Autopilot or FD or HUD, RVR 1800ft)
Special Authorization CategoryⅠ	150ft	RVR 1400ft, HUD to DH
CategoryⅡ	100ft	RVR 1200ft (with autoland or HUD to touchdown and noted on authorization, RVR 1000ft)
Special Authorization Category Ⅱ with reduced Lighting	100ft	RVR 1200ft with autoland or HUD to touchdown and noted on authorization (touchdown zone, centerline lighting, and ALSF-2 are not required)
CategoryⅢa.	No DH or DH below 100ft	RVR not less than 700ft
CategoryⅢb.	No DH or DH below 50ft	RVR less than 700ft but not less than 150ft
CategoryⅢc.	No DH	No RVR limitation

 

ICAO Annesx 14, 1.1 Definitions. Instrument runway

One of the following types of runways intended for the operation of aircraft using instrument approach procedures: 

		DH	시정 또는 RVR
TYPE A	비정밀	-	not less than 1000m
TYPE B	CategoryⅠ	75m(250ft)미만 60m(200ft)이상	visivility 800m or RVR 550m(1800ft)이상
	CategoryⅡ	60m(200ft)미만 30m(100ft)미만	RVR 550m(1800ft)미만 RVR 300m(1000ft)이상
	CategoryⅢ	30m(100ft)미만 또는 No DH	RVR 300m(1000ft)미만 또는 No RVR