NEODyS-2
Near Earth Objects - Dynamic Site
NEODyS ∴ Objects ∴ 2009RA4 ∴ Orbital info ∴ Epoch 60600 MJD
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2009RA4  ▹ 
ORBITAL INFORMATION
◲
(ASCII data file 2009RA4.eq1)
Keplerian elements
(Epoch 60600.0 MJD)
Value 1-σ variation Units
a 2.26616 0.0002064 au
e 0.44942 4.616e-05
i 6.202 0.000433 deg
Ω 358.145 9.876e-05 deg
ω 345.291 0.001134 deg
M 154.326 0.2213 deg
Other useful info
Absolute Magnitude (H)    21.6 mag
Slope parameter (G)    0.15 mag
Perihelion distance 1.2477 au
Aphelion distance 3.2846 au
Asc. node-Earth separation 0.25659 au
Desc. node-Earth separation 2.20528 au
Earth MOID 0.24184 au
Orbital period 1246.04 days
Date of orbit computation   Jul 29 11:22

Covariance matrix
4.26194223E-089.52145006E-098.88945961E-08-1.11783663E-08-2.13438644E-08-4.56806083E-05
9.52145006E-092.13085646E-091.98900640E-08-2.56577187E-09-6.89126023E-09-1.02047456E-05
8.88945961E-081.98900640E-081.87456345E-07-2.32496794E-08-6.66195408E-08-9.52734445E-05
-1.11783663E-08-2.56577187E-09-2.32496794E-089.75433636E-094.02733567E-081.19700183E-05
-2.13438644E-08-6.89126023E-09-6.66195408E-084.02733567E-081.28657463E-062.25204802E-05
-4.56806083E-05-1.02047456E-05-9.52734445E-051.19700183E-052.25204802E-054.89617673E-02

Correlation matrix
1.000000000.999130500.99453829-0.54824628-0.09114897-0.99999898
0.999130501.000000000.99519689-0.56278444-0.13161460-0.99907143
0.994538290.995196891.00000000-0.54371089-0.13565446-0.99447358
-0.54824628-0.56278444-0.543710891.000000000.359502130.54773111
-0.09114897-0.13161460-0.135654460.359502131.000000000.08972875
-0.99999898-0.99907143-0.994473580.547731110.089728751.00000000