GRUMMAN AMERICAN
FOR TRAINING USE ONLY – SECTION 5
MODEL GA‐7/COUGAR
PERFORMANCE
5‐30
Issued: April 10, 1978
TIME, FUEL AND DISTANCE TO DESCEND
DESCEND SPEED 150 KIAS
ASSOCIATED CONDITIONS:
POWER
AS REQUIRED TO MAINTAIN 500 FT/MIN RATE OF DESCENT
LANDING GEAR
UP
FLAPS
0°
EXAMPLE:
INITIAL ALTITUDE
8500 FT
FINAL ALTITUDE
5000 FT
TIME TO DESCEND
17 – 10 = 7 MIN
FUEL TO DESCEND
5.2 – 3 = 2.2 GAL
DISTANCE TO DESCEND
46 – 26 = 20 NM
Figure 5‐18. Time, Fuel and Distance to Descend.