NEODyS-2
Near Earth Objects - Dynamic Site
NEODyS ∴ Objects ∴ 2021WR4 ∴ Orbital info ∴ Epoch 60400 MJD
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2021WR4  ▹ 
ORBITAL INFORMATION
◲
(ASCII data file 2021WR4.eq1)
Keplerian elements
(Epoch 60400.0 MJD)
Value 1-σ variation Units
a 1.28055 8.349e-05 au
e 0.251357 5.227e-05
i 0.404 0.000129 deg
Ω 61.603 0.001678 deg
ω 39.186 0.003237 deg
M 199.96 0.05427 deg
Other useful info
Absolute Magnitude (H)    30.4 mag
Slope parameter (G)    0.15 mag
Perihelion distance 0.9587 au
Aphelion distance 1.6024 au
Asc. node-Earth separation 0.01864 au
Desc. node-Earth separation 0.47471 au
Earth MOID 0.00119 au
Orbital period 529.289 days
Date of orbit computation   feb 26 12:35

Covariance matrix
6.97106701E-094.36375775E-091.07495898E-081.39641952E-07-2.69876215E-07-4.53113684E-06
4.36375775E-092.73164254E-096.72882366E-098.74091501E-08-1.68925346E-07-2.83641131E-06
1.07495898E-086.72882366E-091.66353753E-082.16355446E-07-4.17330207E-07-6.98706631E-06
1.39641952E-078.74091501E-082.16355446E-072.81543358E-06-5.42706037E-06-9.07646318E-05
-2.69876215E-07-1.68925346E-07-4.17330207E-07-5.42706037E-061.04772475E-051.75412912E-04
-4.53113684E-06-2.83641131E-06-6.98706631E-06-9.07646318E-051.75412912E-042.94520365E-03

Correlation matrix
1.000000000.999997860.998219300.99676697-0.99859958-0.99999974
0.999997861.000000000.998184710.99671804-0.99852578-0.99999910
0.998219300.998184711.000000000.99972116-0.99963146-0.99820766
0.996766970.996718040.999721161.00000000-0.99923677-0.99675023
-0.99859958-0.99852578-0.99963146-0.999236771.000000000.99857409
-0.99999974-0.99999910-0.99820766-0.996750230.998574091.00000000