AIM

8/15/19

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Performance

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Based Navigation (PBN) and Area Navigation (RNAV)

(2) Direct to Fix.

A Direct to Fix (DF) leg

is a path described by an aircraft’s track from an initial
area direct to the next waypoint. 

Narrative:

“turn

right direct BRAVO WP.”

 See FIG 1

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FIG 1

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Track to Fix Leg Type

FIG 1

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Direct to Fix Leg Type

(3) Course to Fix.

A Course to Fix (CF)

leg is a path that terminates at a fix with a specified
course at that fix. 

Narrative:

“on course 150 to

ALPHA WP.”

 See FIG 1

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FIG 1

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Course to Fix Leg Type

(4) Radius to Fix.

A Radius to Fix (RF)

leg is defined as a constant radius circular path around
a defined turn center that terminates at a fix. See
FIG 1

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FIG 1

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Radius to Fix Leg Type

(5) Heading.

A Heading leg may be

defined as, but not limited to, a Heading to Altitude
(VA), Heading to DME range (VD), and Heading to
Manual Termination, i.e., Vector (VM). 

Narra-

tive:

“

climb heading 350 to 1500”, “heading 265, at

9 DME west of PXR VORTAC, right turn heading
360”, “fly heading 090, expect radar vectors to
DRYHT INT.”