NEODyS-2
Near Earth Objects - Dynamic Site
NEODyS ∴ Objects ∴ 2021ER ∴ Orbital info ∴ Epoch 59288 MJD
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ORBITAL INFORMATION
◲
(ASCII data file 2021ER.eq0)
Keplerian elements
(Epoch 59288.4 MJD)
Value 1-σ variation Units
a 0.884556 1.21e-05 au
e 0.155393 1.95e-05
i 5.548 0.0008266 deg
Ω 162.212 7.581e-05 deg
ω 214.059 0.0007479 deg
M 150.213 0.0003013 deg
Other useful info
Absolute Magnitude (H)    27.0 mag
Slope parameter (G)    0.15 mag
Perihelion distance 0.7471 au
Aphelion distance 1.022 au
Asc. node-Earth separation -0.00058 au
Desc. node-Earth separation -0.24514 au
Earth MOID 0.00043 au
Orbital period 303.869 days
Date of orbit computation   Jul 29 13:17

Covariance matrix
1.46440915E-10-2.35991621E-10-1.00024005E-08-9.08248549E-109.04308991E-093.59746223E-09
-2.35991621E-103.80310145E-101.61196274E-081.46401686E-09-1.45707863E-08-5.80120769E-09
-1.00024005E-081.61196274E-086.83301797E-076.21091195E-08-6.17479427E-07-2.46105206E-07
-9.08248549E-101.46401686E-096.21091195E-085.74655127E-09-5.59950946E-08-2.26030918E-08
9.04308991E-09-1.45707863E-08-6.17479427E-07-5.59950946E-085.59290288E-072.20770701E-07
3.59746223E-09-5.80120769E-09-2.46105206E-07-2.26030918E-082.20770701E-079.08012396E-08

Correlation matrix
1.00000000-0.99999174-0.99992343-0.990079010.999233520.98655008
-0.999991741.000000000.999953400.99031528-0.99906879-0.98719641
-0.999923430.999953401.000000000.99116384-0.99884379-0.98802659
-0.990079010.990315280.991163841.00000000-0.98770602-0.98950574
0.99923352-0.99906879-0.99884379-0.987706021.000000000.97966346
0.98655008-0.98719641-0.98802659-0.989505740.979663461.00000000