The Gravity Assist
TR
Introduction
Problem
Interactive Animation
e = √[1 + (bv
∞
² / μ)²]
δ = 2 asin(1/e)
r
p
= (μ/v
∞
²)(e − 1)
v
Sun
=
U
+
v
rel
v
∞
6.0 km/s
b
12.0 R
J
U
13.1 km/s
Speed gain
Speed reduction
Start
Reset
Closest approach
Inspect result
t
0.00 h
Planet frame
Sun frame
Questions to Think About