NEODyS-2
Near Earth Objects - Dynamic Site
NEODyS ∴ Objects ∴ 2009ER ∴ Orbital info ∴ Epoch 60600 MJD
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2009ER  ▹ 
ORBITAL INFORMATION
◲
(ASCII data file 2009ER.eq1)
Keplerian elements
(Epoch 60600.0 MJD)
Value 1-σ variation Units
a 1.89331 0.001522 au
e 0.468564 0.0005266
i 4.445 0.009834 deg
Ω 349.975 0.02297 deg
ω 154.398 0.06709 deg
M 5.444 6.366 deg
Other useful info
Absolute Magnitude (H)    25.0 mag
Slope parameter (G)    0.15 mag
Perihelion distance 1.0062 au
Aphelion distance 2.7805 au
Asc. node-Earth separation 1.55248 au
Desc. node-Earth separation 0.04725 au
Earth MOID 0.03093 au
Orbital period 951.552 days
Date of orbit computation   Jul 29 11:19

Covariance matrix
2.31555618E-068.01369241E-071.49637662E-053.49523090E-05-1.02091472E-04-9.68671595E-03
8.01369241E-072.77338729E-075.17865996E-061.20962920E-05-3.53321060E-05-3.35238512E-03
1.49637662E-055.17865996E-069.67020672E-052.25869551E-04-6.59734498E-04-6.25982464E-02
3.49523090E-051.20962920E-052.25869551E-045.27597849E-04-1.54101418E-03-1.46216750E-01
-1.02091472E-04-3.53321060E-05-6.59734498E-04-1.54101418E-034.50131346E-034.27081412E-01
-9.68671595E-03-3.35238512E-03-6.25982464E-02-1.46216750E-014.27081412E-014.05226471E+01

Correlation matrix
1.000000000.999999420.999989340.99999240-0.99998199-1.00000000
0.999999421.000000000.999986770.99998963-0.99998765-0.99999940
0.999989340.999986771.000000000.99997306-0.99995783-0.99998937
0.999992400.999989630.999973061.00000000-0.99996661-0.99999243
-0.99998199-0.99998765-0.99995783-0.999966611.000000000.99998190
-1.00000000-0.99999940-0.99998937-0.999992430.999981901.00000000