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AstDyS ∴ Objects ∴ 1999XW57 ∴ Proper elements
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(164921) 1999XW57  ▹ 
PROPER ELEMENTS
Proper elements
Analytic
Value Units
a 2.56787 au
e 0.2207
sin(i) 0.2068
g 46.417 sec/yr
s -54.884 sec/yr
RFL 0
QCM 0
Synthetic
Value RMS Units
a 2.56789 1.20E-7 au
e 0.221451 9.62E-5
sin(i) 0.206063 4.40E-5
n 87.4698 5.00E-6 deg/yr
g 44.2766 5.53E-3 sec/yr
s -54.975 5.60E-3 sec/yr
Chaos
Value Units
LCE 1.43 1/Myr
ITS -2 Myr
Family
Value
Status Background asteroid