NEODyS-2
Near Earth Objects - Dynamic Site
NEODyS ∴ Objects ∴ 2018XD ∴ Orbital info ∴ Epoch 58459 MJD
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2018XD  ▹ 
ORBITAL INFORMATION
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(ASCII data file 2018XD.eq0)
Keplerian elements
(Epoch 58459.2 MJD)
Value 1-σ variation Units
a 1.83486 0.001123 au
e 0.565727 0.0002954
i 8.694 0.003219 deg
Ω 242.54 0.001417 deg
ω 121.646 0.001892 deg
M 18.849 0.02016 deg
Other useful info
Absolute Magnitude (H)    23.0 mag
Slope parameter (G)    0.15 mag
Perihelion distance 0.7968 au
Aphelion distance 2.8729 au
Asc. node-Earth separation 0.75948 au
Desc. node-Earth separation -0.02502 au
Earth MOID 0.00909 au
Orbital period 907.825 days
Date of orbit computation   Jul 29 12:33

Covariance matrix
1.26216891E-063.31856295E-073.61546242E-06-1.58997497E-062.09624485E-06-2.26487195E-05
3.31856295E-078.72544209E-089.50648377E-07-4.17999581E-075.50848853E-07-5.95488812E-06
3.61546242E-069.50648377E-071.03604822E-05-4.55073773E-065.98701328E-06-6.48749727E-05
-1.58997497E-06-4.17999581E-07-4.55073773E-062.00685816E-06-2.65660035E-062.85325864E-05
2.09624485E-065.50848853E-075.98701328E-06-2.65660035E-063.58079570E-06-3.76270851E-05
-2.26487195E-05-5.95488812E-06-6.48749727E-052.85325864E-05-3.76270851E-054.06416455E-04

Correlation matrix
1.000000000.999994480.99980460-0.999017760.98603765-0.99999833
0.999994481.000000000.99985312-0.998904080.98548259-0.99998675
0.999804600.999853121.00000000-0.998006760.98294782-0.99977336
-0.99901776-0.99890408-0.998006761.00000000-0.991010180.99907286
0.986037650.985482590.98294782-0.991010181.00000000-0.98633663
-0.99999833-0.99998675-0.999773360.99907286-0.986336631.00000000