Obstacle height must be calculated from lowest point of the runway to conservatively account for runway slope.
OAT Adjustments
OAT (°C) REFERENCE OBSTACLE LIMIT WEIGHT (1000 KG)
40 44 48 52 56 60 64
10 & BELOW 12 14 0 -0.7 -1.4 0 -0.8 -1.6 0 -0.9 -1.7 0 -1.0 -1.9 0 -1.0 -2.1 0 -1.1 -2.3 0 -1.2 -2.5
16 18 20 -2.1 -2.8 -3.5 -2.3 -3.1 -3.9 -2.6 -3.5 -4.4 -2.9 -3.8 -4.8 -3.1 -4.2 -5.2 -3.4 -4.5 -5.7 -3.7 -4.9 -6.1
22 24 26 -4.0 -4.5 -5.1 -4.5 -5.2 -5.8 -5.1 -5.8 -6.5 -5.6 -6.4 -7.2 -6.2 -7.1 -8.0 -6.7 -7.7 -8.7 -7.2 -8.3 -9.4
28 30 32 -5.6 -6.1 -6.4 -6.4 -7.0 -7.5 -7.2 -8.0 -8.5 -8.1 -8.9 -9.6 -8.9 -9.8 -10.7 -9.7 -10.7 -11.7 -10.5 -11.7 -12.8
34 36 38 40 -6.7 -7.0 -7.4 -7.7 -7.9 -8.4 -8.8 -9.3 -9.1 -9.7 -10.3 -10.9 -10.3 -11.0 -11.8 -12.5 -11.5 -12.4 -13.2 -14.1 -12.7 -13.7 -14.7 -15.7 -13.9 -15.0 -16.2 -17.3
Pressure Altitude Adjustments
ALT (FT) OAT ADJUSTED OBSTACLE LIMIT WEIGHT (1000 KG)
40 44 48 52 56 60 64
10000 11000 12000 0.0 -1.8 -3.4 0.0 -1.9 -3.8 0.0 -2.1 -4.1 0.0 -2.3 -4.5 0.0 -2.5 -4.9 0.0 -2.7 -5.2 0.0 -2.8 -5.6
13000 13500 -5.0 -5.7 -5.5 -6.3 -6.0 -6.9 -6.5 -7.5 -7.0 -8.1 -7.5 -8.7 -8.0 -9.2
Copyright . The Boeing Company. See title page for details.
September 27, 2004 PD.20.13
Performance Dispatch
737-700/CFM56-7B22 Takeoff
FAA Category A Brakes
737 Flight Crew Operations Manual
Takeoff Obstacle Limit Weight - High Altitudes Flaps 5 10000 ft, 10°C & Below, Zero Wind Based on engine bleed for packs on and anti-ice off Wind Adjustments
WIND (KTS) OAT & ALT ADJUSTED OBSTACLE LIMIT WEIGHT (1000 KG)
40 44 48 52 56 60 64
15 TW 10 TW 5 TW -6.0 -4.0 -2.0 -5.7 -3.8 -1.9 -5.4 -3.6 -1.8 -5.1 -3.4 -1.7 -4.8 -3.2 -1.6 -4.6 -3.0 -1.5 -4.3 -2.9 -1.4
0 10 HW 20 HW 0 0.7 1.4 0 0.6 1.3 0 0.6 1.1 0 0.5 1.0 0 0.4 0.8 0 0.4 0.7 0 0.3 0.6
30 HW 40 HW 2.2 2.9 1.9 2.6 1.7 2.3 1.5 2.0 1.3 1.7 1.1 1.4 0.8 1.1
With engine bleed for packs off, increase weight by 700 kg.
With engine anti-ice on, decrease weight by 2100 kg.
With engine and wing anti-ice on, decrease weight by 2800 kg (optional system).
Copyright . The Boeing Company. See title page for details.
737-700/CFM56-7B22 FAA Category A Brakes 737 Flight Crew Operations Manual
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