Instrument IQ — September/October 2017

Avatar for John MontgomeryBy John Montgomery | September 6, 2017

Estimated reading time 2 minutes, 27 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) You are GPS equipped and are planning to fly the IGVOP transition for the straight-in ILS. What restrictions are in place when crossing IGVOP?
GNSS required; cross not below 4,000; and at a speed below 210 KIAS

2) If you intercept the glidepath at 3,000 feet, you would expect this to correspond to approximately ____ DME (DME source 109.1).
8.1 DME. 

3) How many published transitions for straight-in approaches are depicted on this chart?
 Two: MODIR and IGVOP.

4) It appears there are three means of identifying the FAF (IMANO). What are they?
 4.3 DME;
IMANO waypoint; 292 degree radial from YHZ.

5) How is the missed approach point determined if doing the LOC/DME approach?
0.2 DME. 

6) How many DME sources are available on this approach plate?
Two: IHZ and YHZ. 

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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