NEODyS-2
Near Earth Objects - Dynamic Site
NEODyS ∴ Objects ∴ 2021ER1 ∴ Orbital info ∴ Epoch 59289 MJD
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2021ER1  ▹ 
ORBITAL INFORMATION
◲
(ASCII data file 2021ER1.eq0)
Keplerian elements
(Epoch 59289.3 MJD)
Value 1-σ variation Units
a 1.74825 0.0003018 au
e 0.360394 9.505e-05
i 8.792 0.001928 deg
Ω 349.098 8.543e-05 deg
ω 219.829 0.0004629 deg
M 344.376 0.003734 deg
Other useful info
Absolute Magnitude (H)    24.4 mag
Slope parameter (G)    0.15 mag
Perihelion distance 1.1182 au
Aphelion distance 2.3783 au
Asc. node-Earth separation 1.09535 au
Desc. node-Earth separation 0.19838 au
Earth MOID 0.14516 au
Orbital period 844.313 days
Date of orbit computation   feb 26 12:28

Covariance matrix
9.10879146E-082.86856109E-085.81639998E-07-2.37505664E-088.42319147E-081.12624835E-06
2.86856109E-089.03449132E-091.83116073E-07-7.47580035E-092.68351605E-083.54561105E-07
5.81639998E-071.83116073E-073.71871802E-06-1.51596401E-075.15955969E-077.19988215E-06
-2.37505664E-08-7.47580035E-09-1.51596401E-077.29880689E-09-2.15353130E-08-2.94238682E-07
8.42319147E-082.68351605E-085.15955969E-07-2.15353130E-082.14312805E-079.88179694E-07
1.12624835E-063.54561105E-077.19988215E-06-2.94238682E-079.88179694E-071.39464645E-05

Correlation matrix
1.000000000.999958260.99937219-0.921123060.602868000.99924440
0.999958261.000000000.99902876-0.920618940.609857380.99886588
0.999372190.999028761.00000000-0.920166320.577952250.99976217
-0.92112306-0.92061894-0.920166321.00000000-0.54450415-0.92223535
0.602868000.609857380.57795225-0.544504151.000000000.57158366
0.999244400.998865880.99976217-0.922235350.571583661.00000000