ONFP-03
Review of the ONav FTI
IV. Course corrections 4.7.2.3.2.1
Sg 4, fr 2
Lesson Organization
?
If you are ten miles from the next turn point on your
low-level route and you see a bridge on your planned
route of flight appearing 2 miles ahead and one mile
to the right, how would you correct to get back on
course?
ANSWER: Turn to fly directly over the bridge on the proper
outbound heading.
A.
Visual correction
1.
Locate landmark (checkpoint or alternate
checkpoint)
2.
Arrive at checkpoint on planned inbound heading so
as not to affect turn radius
3.
Note time over checkpoint
4.
Correct timing as required
5.
Correct for wind on next leg
B.
Timed correction
1.
Hold a 10 degree heading change for one minute for
Sg 4, fr 4
a 1 mile course correction (360 KTAS)
Fig 5: Course
Correction Formulas
2.
Start timing after rolling wings level
3.
Use same rate of turn on both heading changes
4.
Estimate correction for analyzed wind drift from
drifting smoke, blowing trees, dust, etc.
(11-95) Change 1
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