NEODyS-2
Near Earth Objects - Dynamic Site
NEODyS ∴ Objects ∴ 2011HF ∴ Orbital info ∴ Epoch 57817 MJD
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(420210) 2011HF  ▹ 
ORBITAL INFORMATION
◲
(ASCII data file 420210.eq0)
Keplerian elements
(Epoch 57817.9 MJD)
Value 1-σ variation Units
a 1.2838 4.192e-09 au
e 0.234851 4.202e-08
i 10.622 4.629e-06 deg
Ω 204.915 1.607e-05 deg
ω 149.628 1.761e-05 deg
M 241.488 8.343e-06 deg
Other useful info
Absolute Magnitude (H)    20.4 mag
Slope parameter (G)    0.15 mag
Perihelion distance 0.9823 au
Aphelion distance 1.5853 au
Asc. node-Earth separation 0.51828 au
Desc. node-Earth separation 0.01224 au
Earth MOID 0.01044 au
Orbital period 531.308 days
Date of orbit computation   Jun 24 09:34

Covariance matrix
1.75720699E-177.52867165E-17-3.52847012E-151.17115014E-145.91841910E-15-1.99755272E-14
7.52867165E-171.76560353E-15-2.78346382E-142.44921986E-13-1.34048027E-13-7.36442530E-14
-3.52847012E-15-2.78346382E-142.14252208E-111.07426995E-12-2.99906407E-128.95085757E-13
1.17115014E-142.44921986E-131.07426995E-122.58253318E-10-2.48332932E-108.59757628E-12
5.91841910E-15-1.34048027E-13-2.99906407E-12-2.48332932E-103.09990079E-10-7.31775454E-11
-1.99755272E-14-7.36442530E-148.95085757E-138.59757628E-12-7.31775454E-116.95981217E-11

Correlation matrix
1.000000000.42742538-0.181849590.173851390.08019003-0.57119978
0.427425381.00000000-0.143112090.36270891-0.18119238-0.21008426
-0.18184959-0.143112091.000000000.01444202-0.036800120.02317946
0.173851390.362708910.014442021.00000000-0.877682550.06412898
0.08019003-0.18119238-0.03680012-0.877682551.00000000-0.49820167
-0.57119978-0.210084260.023179460.06412898-0.498201671.00000000