NEODyS-2

Near Earth Objects - Dynamic Site
NEODyS ∴ Objects ∴ 2001HH31 ∴ Orbital info ∴ Epoch 59200 MJD
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(159533) 2001HH31  ▹ 
ORBITAL INFORMATION
(ASCII data file 159533.eq1)
Keplerian elements
(Epoch 59200.0 MJD)
Value 1-σ variation Units
a 1.65444 5.107e-09 au
e 0.28897 3.495e-08
i 12.852 5.544e-06 deg
Ω 71.63 1.431e-05 deg
ω 275.912 1.784e-05 deg
M 347.084 9.769e-06 deg
Other useful info
Absolute Magnitude (H)    17.6 mag
Slope parameter (G)    0.15 mag
Perihelion distance 1.1764 au
Aphelion distance 2.1325 au
Asc. node-Earth separation 0.48662 au
Desc. node-Earth separation 0.54716 au
Earth MOID 0.29075 au
Orbital period 777.273 days
Date of orbit computation   Mar 19 08:39

Covariance matrix
2.60784506E-17-3.44439493E-171.78437875E-15-3.39910898E-16-2.33340544E-15-2.09096712E-14
-3.44439493E-171.22157059E-15-2.50149232E-14-4.75514407E-142.13936739E-13-1.62602785E-13
1.78437875E-15-2.50149232E-143.07372871E-11-3.15808824E-112.20971925E-116.86566475E-12
-3.39910898E-16-4.75514407E-14-3.15808824E-112.04685201E-10-2.11593975E-101.34321299E-11
-2.33340544E-152.13936739E-132.20971925E-11-2.11593975E-103.18318865E-10-9.56491275E-11
-2.09096712E-14-1.62602785E-136.86566475E-121.34321299E-11-9.56491275E-119.54370795E-11

Correlation matrix
1.00000000-0.192980210.06302508-0.00465244-0.02561050-0.41912903
-0.192980211.00000000-0.12909432-0.095095760.34307960-0.47622274
0.06302508-0.129094321.00000000-0.398151420.223394840.12676263
-0.00465244-0.09509576-0.398151421.00000000-0.828951050.09610436
-0.025610500.343079600.22339484-0.828951051.00000000-0.54877113
-0.41912903-0.476222740.126762630.09610436-0.548771131.00000000