This Is What A 900 Knot Closure Rate Looks LikeJul 15, 2016 | Flight | 0 commentsAircraft 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.QuotedShare this:FacebookLinkedInTwitterSkypePrintRedditTumblrPinterestPocketTelegramWhatsAppLike this:Like Loading...RelatedSubmit a Comment Cancel replyYour email address will not be published. Required fields are marked *CommentName * Email * Website Save my name, email, and website in this browser for the next time I comment. Notify me of follow-up comments by email. Notify me of new posts by email.