NEODyS-2
Near Earth Objects - Dynamic Site
NEODyS ∴ Objects ∴ 2021ER1 ∴ Orbital info ∴ Epoch 60600 MJD
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2021ER1  ▹ 
ORBITAL INFORMATION
◲
(ASCII data file 2021ER1.eq1)
Keplerian elements
(Epoch 60600.0 MJD)
Value 1-σ variation Units
a 1.74828 0.0003001 au
e 0.361074 9.647e-05
i 8.787 0.001934 deg
Ω 349.062 5.809e-05 deg
ω 219.911 0.0004529 deg
M 183.171 0.1408 deg
Other useful info
Absolute Magnitude (H)    24.4 mag
Slope parameter (G)    0.15 mag
Perihelion distance 1.117 au
Aphelion distance 2.3795 au
Asc. node-Earth separation 1.09644 au
Desc. node-Earth separation 0.19928 au
Earth MOID 0.14579 au
Orbital period 844.334 days
Date of orbit computation   Jul 29 13:19

Covariance matrix
9.00368663E-082.89460538E-085.79850066E-07-1.42972862E-087.87719232E-08-4.22550300E-05
2.89460538E-089.30664514E-091.86361554E-07-4.59335252E-092.56310142E-08-1.35847324E-05
5.79850066E-071.86361554E-073.73899781E-06-9.19635550E-084.85365099E-07-2.72120331E-04
-1.42972862E-08-4.59335252E-09-9.19635550E-083.37419931E-09-1.23574864E-086.70937543E-06
7.87719232E-082.56310142E-084.85365099E-07-1.23574864E-082.05090767E-07-3.70198927E-05
-4.22550300E-05-1.35847324E-05-2.72120331E-046.70937543E-06-3.70198927E-051.98306473E-02

Correlation matrix
1.000000000.999959940.99937371-0.820272330.57967986-0.99999950
0.999959941.000000000.99903831-0.819686600.58667308-0.99996791
0.999373710.999038311.00000000-0.818752770.55426555-0.99934384
-0.82027233-0.81968660-0.818752771.00000000-0.469755330.82021609
0.579679860.586673080.55426555-0.469755331.00000000-0.58048855
-0.99999950-0.99996791-0.999343840.82021609-0.580488551.00000000