NEODyS-2
Near Earth Objects - Dynamic Site
NEODyS ∴ Objects ∴ 2001HH31 ∴ Orbital info ∴ Epoch 58011 MJD
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(159533) 2001HH31  ▹ 
ORBITAL INFORMATION
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(ASCII data file 159533.eq0)
Keplerian elements
(Epoch 58011.0 MJD)
Value 1-σ variation Units
a 1.65429 4.556e-09 au
e 0.289107 3.339e-08
i 12.851 4.091e-06 deg
Ω 71.643 1.385e-05 deg
ω 275.929 1.638e-05 deg
M 156.365 8.147e-06 deg
Other useful info
Absolute Magnitude (H)    17.6 mag
Slope parameter (G)    0.15 mag
Perihelion distance 1.176 au
Aphelion distance 2.1326 au
Asc. node-Earth separation 0.48563 au
Desc. node-Earth separation 0.5486 au
Earth MOID 0.29089 au
Orbital period 777.169 days
Date of orbit computation   May 3 14:40

Covariance matrix
2.07609523E-17-1.26424664E-173.87358010E-16-1.37500440E-151.23532875E-14-1.64478388E-14
-1.26424664E-171.11468489E-15-6.71628744E-15-5.30224851E-141.62040401E-13-1.42477454E-13
3.87358010E-16-6.71628744E-151.67365355E-11-1.98810857E-111.70071787E-112.38231471E-12
-1.37500440E-15-5.30224851E-14-1.98810857E-111.91754494E-10-1.98422459E-101.39907164E-11
1.23532875E-141.62040401E-131.70071787E-11-1.98422459E-102.68437080E-10-7.44921613E-11
-1.64478388E-14-1.42477454E-132.38231471E-121.39907164E-11-7.44921613E-116.63728153E-11

Correlation matrix
1.00000000-0.083105950.02078051-0.021792530.16547701-0.44308810
-0.083105951.00000000-0.04917229-0.114686220.29622793-0.52381143
0.02078051-0.049172291.00000000-0.350941350.253733750.07147781
-0.02179253-0.11468622-0.350941351.00000000-0.874574480.12401438
0.165477010.296227930.25373375-0.874574481.00000000-0.55807710
-0.44308810-0.523811430.071477810.12401438-0.558077101.00000000