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Can You Shoot The ILS RWY 24 In Nantucket?

Nantucket's a beautiful destination off of Massachusetts' coast. The airport is served by two ILS approaches - one to Runway 06 and one to Runway 24. Can you fly the ILS to RWY 24? Try this quiz and find out...


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  1. 1) How many initial approach fixes does the ILS to Runway 24 have?  
    ILS RWY 24 Chart

    Awesome! This approach has one initial approach fix.

    Incorrect.  This approach has one initial approach fix - the compass locator / outer marker (AC)

    1. 1-1
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    2. 1-2
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    3. 1-3
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  2. 2) What minimum equipment do you need to fly this approach?
    ILS RWY 24 Chart

    Awesome! You need a localizer, plus a DME or ADF to fly this approach.

    Incorrect. You need a localizer, plus a DME or ADF to fly this approach.

    1. 2-1
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    2. 2-2
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    3. 2-3
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  3. 3) You're equipped with DME - what NAVAID provides DME for fixes along the final approach course?
    ILS RWY 24 Chart

    Awesome! The DME fixes are from the localizer - that's why they're labeled "I-ACK."

    Incorrect. The DME fixes are from the localizer - that's why they're labeled "I-ACK."

    1. 3-1
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    2. 3-2
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    3. 3-3
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  4. 4) Why does CAPE APP CON have a star (*) by its frequency?
    ILS RWY 24 Chart

    Awesome! The star (*) indicates part time operation.

    Incorrect. The star (*) indicates part time operation.

    1. 4-1
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    2. 4-2
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    1. 4-3
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    2. 4-4
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  5. 5) Approach clears you for the ILS, and you ask for additional turns in holding to lose altitude.  Approach replies "Holding approved, advise when inbound on the approach."  What's the lowest altitude you can descend to on the outbound leg of the holding pattern?
    ILS RWY 24 Chart

    Awesome! You can descend to 1800' while outbound in the pattern.

    Incorrect. You can descend to 1800' while outbound in the pattern. You may descend to 1600' when inbound on the approach, and you'll cross the outer marker on glide slope at 1525'.

    1. 5-1
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    2. 5-2
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    3. 5-3
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  6. 6)  If you're on glide slope, what altitude will you cross the outer marker at?
    ILS RWY 24 Chart

    Awesome!

    Incorrect. The small number (1525) above the LOM on the profile view show the glide slope's altitude over the outer marker.

    1. 6-1
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    2. 6-2
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    3. 6-3
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  7. 7) If you lose the glide slope and revert to a non-precision localizer approach, how will you recognize the missed approach point?
    ILS RWY 24 Chart

    Awesome!

    Incorrect. The MAP is 4.4 NM from the final approach fix. You can identify it by DME (1.1 DME from I-ACK) or by time.

    1. 7-1
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    2. 7-2
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    3. 7-3
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  8. 8) What approach lighting system are you looking for on Runway 24?
    ILS RWY 24 Chart

    Awesome! Runway 24 has a SSALR.

    Incorrect. Runway 24 has a SSALR. This appears at the top of the chart in the frequency section, and is shown by the "A3" icon on the airport sketch.

    1. 8-1
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    2. 8-2
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    3. 8-3
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    1. 8-4
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    2. 8-5
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    3. 8-6
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  9. 9) Does the approach lighting system to Runway 24 have sequenced flashing lights?
    ILS RWY 24 Chart

    Awesome! That's indicated on the airport sketch, and by the dot at the top of the "A3" lighting icon.

    Incorrect. Sequenced flashing lights appear on the airport sketch, and are indicated by the dot at the top of the "A3" icon.

    1. yes
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    2. no
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  10. 10) Does the runway have touchdown zone lights?
    ILS RWY 24 Chart

    Awesome! The airport sketch indicates "TDZ/CL RWY 24" which means Runway 24 has touchdown zone and centerline lights.

    Incorrect. The airport sketch indicates "TDZ/CL RWY 24" which means Runway 24 has touchdown zone and centerline lights.

    1. yes
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    2. no
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  11. 11) If you're flying the ILS using barometric information from Nantucket's ATIS, what's the minimum visibility you need to land?
    ILS RWY 24 Chart

    Awesome! This approach requires 1800 feet of visibility to land. That's a little more than a quarter mile visibility.

    Incorrect.  This approach requires 1800 feet of visibility to land. That's a little more than a quarter mile visibility.

    1. 11-1
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    2. 11-2
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    1. 11-3
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    2. 11-4
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How Well Can You Fly The ILS Into Nantucket?

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Awesome! You Scored %

Well done - you really know your stuff! Share this with your friends and see if they're as good as you.

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Aleks Udris

Aleks is a Boldmethod co-founder and technical director. He's worked in safety and operations in the airline industry, and was a flight instructor and course manager for the University of North Dakota. You can reach him at aleks@boldmethod.com.

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