NEODyS-2
Near Earth Objects - Dynamic Site
NEODyS ∴ Objects ∴ 2021WD4 ∴ Orbital info ∴ Epoch 60400 MJD
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2021WD4  ▹ 
ORBITAL INFORMATION
◲
(ASCII data file 2021WD4.eq1)
Keplerian elements
(Epoch 60400.0 MJD)
Value 1-σ variation Units
a 1.41808 0.0002193 au
e 0.226948 9.048e-05
i 19.583 0.00532 deg
Ω 70.23 0.001907 deg
ω 34.506 0.005369 deg
M 109.643 0.106 deg
Other useful info
Absolute Magnitude (H)    23.1 mag
Slope parameter (G)    0.15 mag
Perihelion distance 1.0962 au
Aphelion distance 1.7399 au
Asc. node-Earth separation 0.14805 au
Desc. node-Earth separation 0.64033 au
Earth MOID 0.14195 au
Orbital period 616.805 days
Date of orbit computation   feb 26 12:26

Covariance matrix
4.81131479E-081.98378455E-081.16382856E-06-4.16965614E-07-1.17260631E-06-2.32597972E-05
1.98378455E-088.18709196E-094.78877472E-07-1.71537415E-07-4.82652757E-07-9.59058759E-06
1.16382856E-064.78877472E-072.82994350E-05-1.01432869E-05-2.84241169E-05-5.62647171E-04
-4.16965614E-07-1.71537415E-07-1.01432869E-053.63594417E-061.01862499E-052.01579393E-04
-1.17260631E-06-4.82652757E-07-2.84241169E-051.01862499E-052.88270192E-055.66758938E-04
-2.32597972E-05-9.59058759E-06-5.62647171E-042.01579393E-045.66758938E-041.12447799E-02

Correlation matrix
1.000000000.999534480.99739742-0.99691872-0.99568158-0.99999668
0.999534481.000000000.99487998-0.99422670-0.99350507-0.99955087
0.997397420.994879981.00000000-0.99995677-0.99517218-0.99740554
-0.99691872-0.99422670-0.999956771.000000000.994960540.99692400
-0.99568158-0.99350507-0.995172180.994960541.000000000.99545820
-0.99999668-0.99955087-0.997405540.996924000.995458201.00000000