NEODyS-2
Near Earth Objects - Dynamic Site
NEODyS ∴ Objects ∴ 2021ER3 ∴ Orbital info ∴ Epoch 60400 MJD
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2021ER3  ▹ 
ORBITAL INFORMATION
◲
(ASCII data file 2021ER3.eq1)
Keplerian elements
(Epoch 60400.0 MJD)
Value 1-σ variation Units
a 1.94612 0.0008212 au
e 0.5597 0.0002033
i 2.702 0.0007583 deg
Ω 163.025 0.0003741 deg
ω 313.456 0.0001948 deg
M 59.367 0.2673 deg
Other useful info
Absolute Magnitude (H)    26.0 mag
Slope parameter (G)    0.15 mag
Perihelion distance 0.8569 au
Aphelion distance 3.0354 au
Asc. node-Earth separation -0.02635 au
Desc. node-Earth separation 1.16584 au
Earth MOID 0.00422 au
Orbital period 991.634 days
Date of orbit computation   feb 26 12:21

Covariance matrix
6.74334256E-071.66979622E-076.22366195E-07-2.95760903E-07-6.83534521E-08-2.19463013E-04
1.66979622E-074.13478200E-081.54115896E-07-7.32176337E-08-1.69725687E-08-5.43437433E-05
6.22366195E-071.54115896E-075.75094454E-07-2.70399218E-07-6.71144169E-08-2.02549696E-04
-2.95760903E-07-7.32176337E-08-2.70399218E-071.39970742E-071.38762244E-089.62567363E-05
-6.83534521E-08-1.69725687E-08-6.71144169E-081.38762244E-083.79550916E-082.22432362E-05
-2.19463013E-04-5.43437433E-05-2.02549696E-049.62567363E-052.22432362E-057.14245400E-02

Correlation matrix
1.000000000.999998970.99939873-0.96268570-0.42725566-1.00000000
0.999998971.000000000.99942806-0.96243354-0.42843628-0.99999888
0.999398730.999428061.00000000-0.95305334-0.45426702-0.99939755
-0.96268570-0.96243354-0.953053341.000000000.190378390.96269513
-0.42725566-0.42843628-0.454267020.190378391.000000000.42720785
-1.00000000-0.99999888-0.999397550.962695130.427207851.00000000