NEODyS-2
Near Earth Objects - Dynamic Site
NEODyS ∴ Objects ∴ 2012US18 ∴ Orbital info ∴ Epoch 56219 MJD
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2012US18  ▹ 
ORBITAL INFORMATION
◲
(ASCII data file 2012US18.eq0)
Keplerian elements
(Epoch 56219.0 MJD)
Value 1-σ variation Units
a 1.19074 0.0009071 au
e 0.354506 0.0008148
i 3.772 0.00887 deg
Ω 205.82 0.0001817 deg
ω 266 0.0004069 deg
M 312.907 0.08394 deg
Other useful info
Absolute Magnitude (H)    28.6 mag
Slope parameter (G)    0.15 mag
Perihelion distance 0.7686 au
Aphelion distance 1.6129 au
Asc. node-Earth separation 0.06284 au
Desc. node-Earth separation 0.01986 au
Earth MOID 0.0039 au
Orbital period 474.597 days
Date of orbit computation   Jul 29 11:26

Covariance matrix
8.22797709E-077.39091512E-078.04304026E-06-1.64032858E-078.72398955E-087.61367663E-05
7.39091512E-076.63905554E-077.22509551E-06-1.47357230E-077.91858540E-086.83909284E-05
8.04304026E-067.22509551E-067.86757065E-05-1.60530750E-069.21642998E-077.44233319E-04
-1.64032858E-07-1.47357230E-07-1.60530750E-063.29996811E-08-2.04094876E-08-1.51777202E-05
8.72398955E-087.91858540E-089.21642998E-07-2.04094876E-081.65601611E-078.03732918E-06
7.61367663E-056.83909284E-057.44233319E-04-1.51777202E-058.03732918E-067.04524946E-03

Correlation matrix
1.000000000.999996610.99966245-0.995472900.236339500.99999932
0.999996611.000000000.99970098-0.995550800.238815320.99999346
0.999662450.999700981.00000000-0.996283730.255334870.99963303
-0.99547290-0.99555080-0.996283731.00000000-0.27608636-0.99541340
0.236339500.238815320.25533487-0.276086361.000000000.23530507
0.999999320.999993460.99963303-0.995413400.235305071.00000000