NEODyS-2
Near Earth Objects - Dynamic Site
NEODyS ∴ Objects ∴ 2021WD4 ∴ Orbital info ∴ Epoch 59548 MJD
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2021WD4  ▹ 
ORBITAL INFORMATION
◲
(ASCII data file 2021WD4.eq0)
Keplerian elements
(Epoch 59548.9 MJD)
Value 1-σ variation Units
a 1.41783 0.0002195 au
e 0.226869 9.054e-05
i 19.582 0.005318 deg
Ω 70.242 0.00191 deg
ω 34.515 0.00533 deg
M 332.834 0.009203 deg
Other useful info
Absolute Magnitude (H)    23.1 mag
Slope parameter (G)    0.15 mag
Perihelion distance 1.0962 au
Aphelion distance 1.7395 au
Asc. node-Earth separation 0.14714 au
Desc. node-Earth separation 0.63878 au
Earth MOID 0.14107 au
Orbital period 616.646 days
Date of orbit computation   feb 26 12:26

Covariance matrix
4.81650940E-081.98609386E-081.16412130E-06-4.17987025E-07-1.16468448E-062.01889540E-06
1.98609386E-088.19731663E-094.79038903E-07-1.71972267E-07-4.79427643E-078.32304179E-07
1.16412130E-064.79038903E-072.82829836E-05-1.01596626E-05-2.82088143E-054.87890397E-05
-4.17987025E-07-1.71972267E-07-1.01596626E-053.64981472E-061.01313501E-05-1.75186871E-05
-1.16468448E-06-4.79427643E-07-2.82088143E-051.01313501E-052.84115883E-05-4.89445267E-05
2.01889540E-068.32304179E-074.87890397E-05-1.75186871E-05-4.89445267E-058.46991000E-05

Correlation matrix
1.000000000.999534310.99740013-0.99692201-0.995621640.99955850
0.999534311.000000000.99488371-0.99423066-0.993435010.99886506
0.997400130.994883711.00000000-0.99995686-0.995117730.99682808
-0.99692201-0.99423066-0.999956861.000000000.99491083-0.99638401
-0.99562164-0.99343501-0.995117730.994910831.00000000-0.99773907
0.999558500.998865060.99682808-0.99638401-0.997739071.00000000