NEODyS-2
Near Earth Objects - Dynamic Site
NEODyS ∴ Objects ∴ 2018XR4 ∴ Orbital info ∴ Epoch 58466 MJD
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2018XR4  ▹ 
ORBITAL INFORMATION
◲
(ASCII data file 2018XR4.eq0)
Keplerian elements
(Epoch 58466.5 MJD)
Value 1-σ variation Units
a 1.14147 0.0004872 au
e 0.356874 0.0004388
i 10.238 0.01216 deg
Ω 84.468 0.001021 deg
ω 88.707 0.01254 deg
M 308.66 0.05512 deg
Other useful info
Absolute Magnitude (H)    26.8 mag
Slope parameter (G)    0.15 mag
Perihelion distance 0.7341 au
Aphelion distance 1.5488 au
Asc. node-Earth separation 0.00412 au
Desc. node-Earth separation -0.01203 au
Earth MOID 0.00187 au
Orbital period 445.448 days
Date of orbit computation   feb 26 13:21

Covariance matrix
2.37350483E-072.11768228E-075.79579713E-06-4.96412217E-07-4.51004042E-062.68513046E-05
2.11768228E-071.92564486E-075.32339048E-06-4.45721840E-07-3.51455149E-062.39179045E-05
5.79579713E-065.32339048E-061.47953063E-04-1.22447280E-05-8.87015165E-056.54019537E-04
-4.96412217E-07-4.45721840E-07-1.22447280E-051.04187526E-069.03548780E-06-5.61284196E-05
-4.51004042E-06-3.51455149E-06-8.87015165E-059.03548780E-061.57354323E-04-5.15746682E-04
2.68513046E-052.39179045E-056.54019537E-04-5.61284196E-05-5.15746682E-043.03809818E-03

Correlation matrix
1.000000000.990552840.97803891-0.99825050-0.737982450.99992961
0.990552841.000000000.99732853-0.99510281-0.638472910.98885845
0.978038910.997328531.00000000-0.98623247-0.581339360.97550127
-0.99825050-0.99510281-0.986232471.000000000.70567446-0.99764045
-0.73798245-0.63847291-0.581339360.705674461.00000000-0.74592678
0.999929610.988858450.97550127-0.99764045-0.745926781.00000000