Piper Cherokee Archer II Pilot Operating Handbook page 86

SECTION 5
PERFORMANCE
PIPER AIRCRAFT CORPORATION
PA-28-I81, CHEROKEE ARCHER II
PA-28-181
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5 10 15 20 25 30 35 40 45 50 55
TIME, DISTANCE AND FUEl TO DESCEND
-20 -10 0 10 20 30
OUTSIDE AIR TEMP. "'oc
-20 0 20 40 60 80 100
OUTSIDE AIR TEMP. ",oF
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Example:
Cruise pressure altitude: 6000
ft.
Cruise OAT: 55°F
Destination airport pressure altitude: 2300 ft.
Destination airport temperature: 70°F
Fuel to descend: (1.7 gal. minus I gal.)
=
.7 gal.
Time to descend: (17 min. minus 10.5 min.)
=
6.5 min.
Distance to descend (35 miles minus 22 miles) = 13 nautical miles
TIME, DISTANCE AND FUEL TO DESCEND
Figure 5-29
REPORT: VB-790
5-30
ISSUED: JULY 12. 1977