NEODyS-2
Near Earth Objects - Dynamic Site
NEODyS ∴ Objects ∴ 2021ER2 ∴ Orbital info ∴ Epoch 60400 MJD
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2021ER2  ▹ 
ORBITAL INFORMATION
◲
(ASCII data file 2021ER2.eq1)
Keplerian elements
(Epoch 60400.0 MJD)
Value 1-σ variation Units
a 1.2859 0.001074 au
e 0.196793 0.0006005
i 22.545 0.03478 deg
Ω 349.613 0.002281 deg
ω 214.397 0.03194 deg
M 12.696 0.8976 deg
Other useful info
Absolute Magnitude (H)    25.4 mag
Slope parameter (G)    0.15 mag
Perihelion distance 1.0328 au
Aphelion distance 1.539 au
Asc. node-Earth separation 0.46989 au
Desc. node-Earth separation 0.07044 au
Earth MOID 0.06772 au
Orbital period 532.61 days
Date of orbit computation   feb 26 12:36

Covariance matrix
1.15370483E-066.44975532E-073.73616417E-052.45017839E-06-3.42857888E-05-9.64168504E-04
6.44975532E-073.60573681E-072.08870395E-051.36977940E-06-1.91657580E-05-5.39016801E-04
3.73616417E-052.08870395E-051.20994168E-037.93485050E-05-1.11019226E-03-3.12237650E-02
2.45017839E-061.36977940E-067.93485050E-055.20376239E-06-7.28009479E-05-2.04765967E-03
-3.42857888E-05-1.91657580E-05-1.11019226E-03-7.28009479E-051.02034439E-032.86522276E-02
-9.64168504E-04-5.39016801E-04-3.12237650E-02-2.04765967E-032.86522276E-028.05770732E-01

Correlation matrix
1.000000000.999997400.999991660.99998070-0.99929428-0.99999963
0.999997401.000000000.999994610.99998823-0.99920730-0.99999896
0.999991660.999994611.000000000.99999494-0.99917736-0.99999380
0.999980700.999988230.999994941.00000000-0.99909070-0.99998458
-0.99929428-0.99920730-0.99917736-0.999090701.000000000.99926174
-0.99999963-0.99999896-0.99999380-0.999984580.999261741.00000000