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This Is What A 900 Knot Closure Rate Looks Like

Aircraft flying in RVSM airspace have 1,000 feet of vertical separation, which can look really close. Especially when your closure rate to another aircraft is over 900 knots. Here's what it looks like from the flight deck.

Video courtesy: Live From The Flight Deck

Colin Cutler

Colin is a Boldmethod co-founder, pilot and graphic artist. He's been a flight instructor at the University of North Dakota, an airline pilot on the CRJ-200, and has directed development of numerous commercial and military training systems. You can reach him at

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