NEODyS-2
Near Earth Objects - Dynamic Site
NEODyS ∴ Objects ∴ 2018AL18 ∴ Orbital info ∴ Epoch 60400 MJD
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2018AL18  ▹ 
ORBITAL INFORMATION
◲
(ASCII data file 2018AL18.eq1)
Keplerian elements
(Epoch 60400.0 MJD)
Value 1-σ variation Units
a 1.28525 1.434e-08 au
e 0.23406 6.62e-08
i 16.787 1.167e-05 deg
Ω 313.269 1.08e-05 deg
ω 94.085 1.97e-05 deg
M 149.431 2.893e-05 deg
Other useful info
Absolute Magnitude (H)    22.0 mag
Slope parameter (G)    0.15 mag
Perihelion distance 0.9844 au
Aphelion distance 1.5861 au
Asc. node-Earth separation 0.22129 au
Desc. node-Earth separation 0.20989 au
Earth MOID 0.16281 au
Orbital period 532.205 days
Date of orbit computation   feb 26 11:48

Covariance matrix
2.05688964E-167.59063214E-16-1.02300410E-131.13045874E-15-9.15200085E-14-3.73119544E-13
7.59063214E-164.38247165E-15-4.75438792E-139.98589524E-14-6.62030697E-13-1.23699900E-12
-1.02300410E-13-4.75438792E-131.36087018E-102.88705937E-125.46487187E-111.82128346E-10
1.13045874E-159.98589524E-142.88705937E-121.16538411E-10-1.33032061E-101.46304686E-11
-9.15200085E-14-6.62030697E-135.46487187E-11-1.33032061E-103.87924381E-10-2.04894640E-11
-3.73119544E-13-1.23699900E-121.82128346E-101.46304686E-11-2.04894640E-118.37110094E-10

Correlation matrix
1.000000000.79948973-0.611453630.00730154-0.32399404-0.89918947
0.799489731.00000000-0.615639830.13973104-0.50774427-0.64583042
-0.61145363-0.615639831.000000000.022925180.237847230.53960741
0.007301540.139731040.022925181.00000000-0.625674180.04684167
-0.32399404-0.507744270.23784723-0.625674181.00000000-0.03595554
-0.89918947-0.645830420.539607410.04684167-0.035955541.00000000