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 0.356873 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   Jul 29 12:14

Covariance matrix
2.37352281E-072.11769869E-075.79584266E-06-4.96416902E-07-4.51007497E-062.68515140E-05
2.11769869E-071.92565983E-075.32343202E-06-4.45726109E-07-3.51458243E-062.39180950E-05
5.79584266E-065.32343202E-061.47954216E-04-1.22448464E-05-8.87023691E-056.54024818E-04
-4.96416902E-07-4.45726109E-07-1.22448464E-051.04188702E-069.03557536E-06-5.61289617E-05
-4.51007497E-06-3.51458243E-06-8.87023691E-059.03557536E-061.57355125E-04-5.15750774E-04
2.68515140E-052.39180950E-056.54024818E-04-5.61289617E-05-5.15750774E-043.03812257E-03

Correlation matrix
1.000000000.990552910.97803908-0.99825051-0.737983430.99992961
0.990552911.000000000.99732856-0.99510286-0.638474420.98885851
0.978039080.997328561.00000000-0.98623260-0.581341200.97550143
-0.99825051-0.99510286-0.986232601.000000000.70567552-0.99764045
-0.73798343-0.63847442-0.581341200.705675521.00000000-0.74592781
0.999929610.988858510.97550143-0.99764045-0.745927811.00000000