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Near Earth Objects - Dynamic Site
NEODyS ∴ Objects ∴ 2021AD4 ∴ Orbital info ∴ Epoch 59226 MJD
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2021AD4  ▹ 
ORBITAL INFORMATION
◲
(ASCII data file 2021AD4.eq0)
Keplerian elements
(Epoch 59226.7 MJD)
Value 1-σ variation Units
a 0.907756 4.581e-05 au
e 0.08768 5.842e-05
i 9.5 0.007762 deg
Ω 106.684 0.001177 deg
ω 193.984 0.0002477 deg
M 171.527 0.001145 deg
Other useful info
Absolute Magnitude (H)    25.7 mag
Slope parameter (G)    0.15 mag
Perihelion distance 0.8282 au
Aphelion distance 0.9873 au
Asc. node-Earth separation 0.0012 au
Desc. node-Earth separation -0.18837 au
Earth MOID 0.00119 au
Orbital period 315.902 days
Date of orbit computation   feb 26 12:13

Covariance matrix
2.09857842E-09-2.67636728E-09-3.55457750E-07-5.38444824E-085.10037424E-095.07915871E-08
-2.67636728E-093.41324836E-094.53346594E-076.86745123E-08-6.48266561E-09-6.48055510E-08
-3.55457750E-074.53346594E-076.02531920E-059.13109282E-06-8.33798273E-07-8.64655932E-06
-5.38444824E-086.86745123E-089.13109282E-061.38424142E-06-1.23868873E-07-1.31350640E-06
5.10037424E-09-6.48266561E-09-8.33798273E-07-1.23868873E-076.13620224E-086.04156918E-08
5.07915871E-08-6.48055510E-08-8.64655932E-06-1.31350640E-066.04156918E-081.31148436E-06

Correlation matrix
1.00000000-0.99999808-0.99962097-0.999016550.449458510.96816109
-0.999998081.000000000.999669360.99909255-0.44794000-0.96860500
-0.999620970.999669361.000000000.99983148-0.43363181-0.97268392
-0.999016550.999092550.999831481.00000000-0.42501713-0.97486553
0.44945851-0.44794000-0.43363181-0.425017131.000000000.21296997
0.96816109-0.96860500-0.97268392-0.974865530.212969971.00000000