What Flight Level Should I Use?

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Dave Blake
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Location: Loves Park, IL (KRFD)

What Flight Level Should I Use?

Post by Dave Blake »

When flying IFR you must follow DRVSM (Domestic Reduced Vertical Separation Minima) throughout the continental United States and Alaska, as well as the Oakland, Miami and New York Oceanic airspaces.

RVSM reduces the vertical separation between aircraft to 1000 feet in opposite directions from FL290 to FL410 (inclusive). The definition of "westbound" and "eastbound" flight remains unchanged. The only change is in the altitude structure:
- Odd Flight Levels: Magnetic Course 0 to 179 Degrees
- Even Flight Levels: Magnetic Course 180 to 359 Degrees

Here is a simple chart that you can download and print:
http://sunairexpress.com/images/IFR_Red ... nimums.pdf
Last edited by Dave Blake on Sat Feb 17, 2007 11:52 am, edited 2 times in total.
Dave Blake - SAX212
chriszdc
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Joined: Sun Jan 12, 2003 6:42 pm
Location: Charleston SC

Post by chriszdc »

Hi Dave -

as an add on :wink:

RVSM applies worldwide with the exceptions (of course)

Russia and China use meters

Japan - they are supposed to be going RVSM soon, but I don't think they've done it yet (domestic and Oceanic)
Command Captain Chris Saunders
SAX 411
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