NEODyS-2
Near Earth Objects - Dynamic Site
NEODyS ∴ Objects ∴ 2021XS4 ∴ Orbital info ∴ Epoch 59557 MJD
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2021XS4  ▹ 
ORBITAL INFORMATION
◲
(ASCII data file 2021XS4.eq0)
Keplerian elements
(Epoch 59557.8 MJD)
Value 1-σ variation Units
a 0.997718 0.0002057 au
e 0.188711 0.0003642
i 14.667 0.03351 deg
Ω 257.906 0.0009298 deg
ω 288.705 0.03145 deg
M 272.817 0.07632 deg
Other useful info
Absolute Magnitude (H)    26.0 mag
Slope parameter (G)    0.15 mag
Perihelion distance 0.8094 au
Aphelion distance 1.186 au
Asc. node-Earth separation -0.10832 au
Desc. node-Earth separation 0.03928 au
Earth MOID 0.0315 au
Orbital period 364.008 days
Date of orbit computation   feb 26 12:35

Covariance matrix
4.23004704E-087.48896393E-086.89122952E-061.91211708E-07-6.46870175E-061.56962468E-05
7.48896393E-081.32651341E-071.22010403E-053.38599149E-07-1.14505899E-052.77946873E-05
6.89122952E-061.22010403E-051.12275502E-033.11528245E-05-1.05374845E-032.55709327E-03
1.91211708E-073.38599149E-073.11528245E-058.64478802E-07-2.92376974E-057.09575384E-05
-6.46870175E-06-1.14505899E-05-1.05374845E-03-2.92376974E-059.89298973E-04-2.40020372E-03
1.56962468E-052.77946873E-052.55709327E-037.09575384E-05-2.40020372E-035.82488535E-03

Correlation matrix
1.000000000.999754390.999957670.99991874-0.999955680.99995287
0.999754391.000000000.999766400.99989148-0.999558600.99991315
0.999957670.999766401.000000000.99994878-0.999840370.99990876
0.999918740.999891480.999948781.00000000-0.999774860.99994860
-0.99995568-0.99955860-0.99984037-0.999774861.00000000-0.99986332
0.999952870.999913150.999908760.99994860-0.999863321.00000000