NEODyS-2

Near Earth Objects - Dynamic Site
NEODyS ∴ Objects ∴ 2009HH21 ∴ Proper elements
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2009HH21  ▹ 
PROPER ELEMENTS
Proper elements and proper frequencies
Prop. ele.
emin 0.2655
emax 0.2692
imin 3.384
imax 4.293
ωmin 0
ωmax 0
D 0
Prop. freq.
g 20.656
s -38.771
lf 0

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Encounter conditions
Venus Earth Mars Jupiter Saturn
Crossings 0 0 4 0 0

Note. The field "crossings" is the number of crossings per revolution or libration period of omega.