Descent Planning Calculator
SI
Imp
Imperial
Inputs
View results
Altitude to lose
(h)
ft
Ground speed
(GS)
kt
Planned descent rate
(VS)
ft/min
Target path angle
(gamma)
°
Results
Default result
Edit inputs
Top-of-descent distance
52,081.0
ft
Pass
Also computed
Descent time
4.3
min
Actual descent angle
3.30
°
Actual gradient
5.76
%
Required rate for target angle
637
ft/min
Method notes
2 notes
Uses time = altitude to lose / descent rate and distance = ground speed * time.
This is planning arithmetic only. ATC clearances, terrain, procedures, aircraft configuration and stabilized-approach criteria control real descents.
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