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SESK: Stuff Everyone Should Know · sesk.info/ifr-approach-category-c

An airplane's approach category speed (VREF) is 125 knots. Which approach category is it?

Category C covers 121 up to 141 knots.

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  1. Category B
  2. Category D
  3. Category C ✔

Why: Approach categories use speed ranges. Category B runs from 91 to under 121 knots, Category C from 121 to under 141, and Category D from 141 to under 166. At 125 knots you are Category C.

Huh, didn't know that: Category E begins at 166 knots or more.

The dad joke
Category C stands for cruising comfortably.
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References

Answer: Category C. Approach categories use speed ranges. Category B runs from 91 to under 121 knots, Category C from 121 to under 141, and Category D from 141 to under 166. At 125 knots you are Category C.

  1. FAA Instrument Procedures Handbook, Chapter 4 www.faa.gov/sites/faa.gov/files/regulations_policies/handbooks_manuals/aviation/instrument_procedures_handbook/FAA-H-8083-16B_Chapter_4.pdf
    Category C: Speed 121 knots or more but less than 141 knots.
    Checked 2026-10-10.

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Test yourself in the game

FlyingA Category B airplane circles to land at 145 knots. Whose circling minimums should it use?FlyingThe authorized DA/DH or MDA for an approach is which of the available values?FlyingBelow DA, which condition must you meet to continue to land?

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