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AstDyS ∴ Objects ∴ 1999SN18 ∴ Proper elements
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(74801) 1999SN18  ▹ 
PROPER ELEMENTS
Proper elements
Analytic
Value Units
a 2.22719 au
e 0.1429
sin(i) 0.1195
g 32.177 sec/yr
s -35.883 sec/yr
RFL 0
QCM 0
Synthetic
Value RMS Units
a 2.22717 2.11E-5 au
e 0.144201 4.40E-4
sin(i) 0.120731 6.84E-4
n 108.299 1.72E-3 deg/yr
g 32.2184 2.29E-2 sec/yr
s -36.127 4.20E-2 sec/yr
Chaos
Value Units
LCE 34.35 1/Myr
ITS 2 Myr
Family
Value
Status Background asteroid