Aircraft performance

Observed vertical-rate profile by ICAO aircraft type.

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B77L

5,297 observations · updated 2026-08-28 03:49 UTC

Climb

MinimumAverageMaximum
0 1,000 2,000 3,000 4,000 5k 10k 20k 30k 40k Vertical rate (ft/min) Altitude (ft) 0–5,000 ft · Min 1,333 ft/min · 113 samples 0–5,000 ft · Avg 2,157.0 ft/min · 113 samples 0–5,000 ft · Max 2,872 ft/min · 113 samples 5,000–10,000 ft · Min 1,968 ft/min · 117 samples 5,000–10,000 ft · Avg 2,743.0 ft/min · 117 samples 5,000–10,000 ft · Max 3,455 ft/min · 117 samples 10,000–15,000 ft · Min 1,995 ft/min · 115 samples 10,000–15,000 ft · Avg 2,789.0 ft/min · 115 samples 10,000–15,000 ft · Max 3,532 ft/min · 115 samples 15,000–20,000 ft · Min 2,081 ft/min · 119 samples 15,000–20,000 ft · Avg 2,912.0 ft/min · 119 samples 15,000–20,000 ft · Max 3,638 ft/min · 119 samples 20,000–25,000 ft · Min 1,709 ft/min · 133 samples 20,000–25,000 ft · Avg 2,465.0 ft/min · 133 samples 20,000–25,000 ft · Max 3,057 ft/min · 133 samples 25,000–30,000 ft · Min 1,683 ft/min · 134 samples 25,000–30,000 ft · Avg 2,456.0 ft/min · 134 samples 25,000–30,000 ft · Max 3,057 ft/min · 134 samples 30,000–35,000 ft · Min 1,294 ft/min · 133 samples 30,000–35,000 ft · Avg 2,031.0 ft/min · 133 samples 30,000–35,000 ft · Max 2,653 ft/min · 133 samples 35,000–40,000 ft · Min 1,119 ft/min · 69 samples 35,000–40,000 ft · Avg 1,872.0 ft/min · 69 samples 35,000–40,000 ft · Max 2,565 ft/min · 69 samples

Descent

MinimumAverageMaximum
0 1,000 2,000 3,000 45k 40k 30k 20k 10k 5k Vertical rate (ft/min) Altitude (ft) 40,000–45,000 ft · Min 958 ft/min · 7 samples 40,000–45,000 ft · Avg 1,516.0 ft/min · 7 samples 40,000–45,000 ft · Max 2,007 ft/min · 7 samples 35,000–40,000 ft · Min 958 ft/min · 188 samples 35,000–40,000 ft · Avg 1,516.0 ft/min · 188 samples 35,000–40,000 ft · Max 2,007 ft/min · 188 samples 30,000–35,000 ft · Min 1,062 ft/min · 522 samples 30,000–35,000 ft · Avg 1,735.0 ft/min · 522 samples 30,000–35,000 ft · Max 2,311 ft/min · 522 samples 25,000–30,000 ft · Min 1,333 ft/min · 561 samples 25,000–30,000 ft · Avg 2,097.0 ft/min · 561 samples 25,000–30,000 ft · Max 2,742 ft/min · 561 samples 20,000–25,000 ft · Min 1,354 ft/min · 596 samples 20,000–25,000 ft · Avg 2,089.0 ft/min · 596 samples 20,000–25,000 ft · Max 2,720 ft/min · 596 samples 15,000–20,000 ft · Min 1,350 ft/min · 606 samples 15,000–20,000 ft · Avg 2,066.0 ft/min · 606 samples 15,000–20,000 ft · Max 2,656 ft/min · 606 samples 10,000–15,000 ft · Min 1,022 ft/min · 627 samples 10,000–15,000 ft · Avg 1,771.0 ft/min · 627 samples 10,000–15,000 ft · Max 2,351 ft/min · 627 samples 5,000–10,000 ft · Min 816 ft/min · 635 samples 5,000–10,000 ft · Avg 1,456.0 ft/min · 635 samples 5,000–10,000 ft · Max 1,952 ft/min · 635 samples 0–5,000 ft · Min 687 ft/min · 622 samples 0–5,000 ft · Avg 1,184.0 ft/min · 622 samples 0–5,000 ft · Max 1,554 ft/min · 622 samples

Values come from the performance table and are shown as positive vertical-rate magnitudes in 5,000-foot altitude bands.