NEODyS-2
Near Earth Objects - Dynamic Site
NEODyS ∴ Objects ∴ 2021UA4 ∴ Orbital info ∴ Epoch 60400 MJD
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2021UA4  ▹ 
ORBITAL INFORMATION
◲
(ASCII data file 2021UA4.eq1)
Keplerian elements
(Epoch 60400.0 MJD)
Value 1-σ variation Units
a 1.53488 0.0004138 au
e 0.188129 7.376e-05
i 21.749 0.01299 deg
Ω 206.747 0.003169 deg
ω 251.713 0.02966 deg
M 54.489 0.1571 deg
Other useful info
Absolute Magnitude (H)    22.4 mag
Slope parameter (G)    0.15 mag
Perihelion distance 1.2461 au
Aphelion distance 1.8236 au
Asc. node-Earth separation 0.5697 au
Desc. node-Earth separation 0.40298 au
Earth MOID 0.366 au
Orbital period 694.559 days
Date of orbit computation   feb 26 12:28

Covariance matrix
1.71189866E-073.04222427E-085.37236269E-061.30989238E-06-1.22528702E-05-6.49851859E-05
3.04222427E-085.44006977E-099.53012399E-072.32002771E-07-2.16813213E-06-1.15525068E-05
5.37236269E-069.53012399E-071.68704720E-044.11534976E-05-3.84937642E-04-2.03924815E-03
1.30989238E-062.32002771E-074.11534976E-051.00440570E-05-9.39624386E-05-4.97164154E-04
-1.22528702E-05-2.16813213E-06-3.84937642E-04-9.39624386E-058.79907336E-044.64994164E-03
-6.49851859E-05-1.15525068E-05-2.03924815E-03-4.97164154E-044.64994164E-032.46696245E-02

Correlation matrix
1.000000000.996896260.999683860.99894598-0.99834429-0.99998634
0.996896261.000000000.994792950.99251334-0.99098035-0.99722401
0.999683860.994792951.000000000.99974341-0.99909847-0.99959757
0.998945980.992513340.999743411.00000000-0.99949638-0.99876647
-0.99834429-0.99098035-0.99909847-0.999496381.000000000.99803958
-0.99998634-0.99722401-0.99959757-0.998766470.998039581.00000000