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Instrument IQ — April/May 2020

By John Montgomery | March 24, 2020

Estimated reading time 2 minutes, 43 seconds.


Test your instrument flight rules (IFR) proficiency and sharpen your piloting skills with this exclusive Skies feature! Examine the following approach plate and take your best shot at the accompanying questions:



Instrument IQ test

Click the question to see the answer

1. What minimum ceiling and visibility would be required to have a reasonable expectation of landing via the ILS RWY 06?
200 and ½ SM/RVR 2600

2. As above, but the glidepath is U/S by NOTAM and you are flying the Localizer only approach?
400 and 1 SM/RVR 5000 

3. Are the tracks as published on the approach plate in degrees magnetic or true?

4. If circling to land on RWY 24 for an aircraft that is manoeuvring at an IAS of 125 knots, what would be the MDA, radius of protection in NM from RWY thresholds, and obstacle clearance at MDA?
 Cat C MDA is 860 feet ASL, radius of 1.7NM, and a minimum of 300 feet of terrain and obstacle clearance. 

5. Is a local altimeter setting available at CYEV on a 24/7 basis?
Yes, either by ATIS or CYEV radio. 

6. What is the clearance limit of this approach and what should be your course of action if you arrive there before you receive further clearance?
Hold as published at 3000 via an offset entry. 

John Montgomery is the founder and president of Professional Flight Centre in Delta, B.C., which was established in 1986. A 12,000-hour ATPL pilot and Multi IFR instructor, John also specializes in ground school and seminar instruction. John can be reached at

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