NEODyS-2
Near Earth Objects - Dynamic Site
NEODyS ∴ Objects ∴ 2021UD4 ∴ Orbital info ∴ Epoch 59514 MJD
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2021UD4  ▹ 
ORBITAL INFORMATION
◲
(ASCII data file 2021UD4.eq0)
Keplerian elements
(Epoch 59514.9 MJD)
Value 1-σ variation Units
a 1.33589 0.00139 au
e 0.304382 0.0008411
i 6.203 0.01421 deg
Ω 211.274 0.00105 deg
ω 124.442 0.006038 deg
M 32.686 0.05965 deg
Other useful info
Absolute Magnitude (H)    26.5 mag
Slope parameter (G)    0.15 mag
Perihelion distance 0.9293 au
Aphelion distance 1.7425 au
Asc. node-Earth separation 0.4593 au
Desc. node-Earth separation 0.03966 au
Earth MOID 0.01748 au
Orbital period 563.971 days
Date of orbit computation   feb 26 12:29

Covariance matrix
1.93110866E-061.16877697E-061.97410057E-051.45017047E-06-8.38164664E-06-8.28937217E-05
1.16877697E-067.07388846E-071.19476988E-058.77513090E-07-5.07333415E-06-5.01700744E-05
1.97410057E-051.19476988E-052.01834916E-041.48441234E-05-8.56372040E-05-8.47412655E-04
1.45017047E-068.77513090E-071.48441234E-051.10218081E-06-6.26388198E-06-6.22633724E-05
-8.38164664E-06-5.07333415E-06-8.56372040E-05-6.26388198E-063.64614153E-053.59748228E-04
-8.28937217E-05-5.01700744E-05-8.47412655E-04-6.22633724E-053.59748228E-043.55826828E-03

Correlation matrix
1.000000000.999998130.999925790.99400663-0.99887060-0.99999756
0.999998131.000000000.999901020.99379791-0.99895886-0.99999147
0.999925790.999901021.000000000.99524495-0.99826896-0.99994808
0.994006630.993797910.995244951.00000000-0.98809883-0.99423002
-0.99887060-0.99895886-0.99826896-0.988098831.000000000.99876326
-0.99999756-0.99999147-0.99994808-0.994230020.998763261.00000000