Instrument Rating Exam · Mock exam

Under AIP ENR 1.1, what are the required weather conditions at an alternate aerodrome at the estimated time of arrival for a CAT A/B aircraft conducting an ILS approach at the alternate?

• A.Ceiling at or above 200 ft above the ILS DA and visibility at or above 800 m
• B.Ceiling at or above 400 ft above the ILS DA and visibility at or above 1,500 m
• C.Ceiling at or above 500 ft above the MDA and visibility at or above 1,600 m
• D.The forecast weather must simply be VMC at the alternate