NEODyS-2
Near Earth Objects - Dynamic Site
NEODyS ∴ Objects ∴ 2001HH31 ∴ Orbital info ∴ Epoch 57955 MJD
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(159533) 2001HH31  ▹ 
ORBITAL INFORMATION
◲
(ASCII data file 159533.eq0)
Keplerian elements
(Epoch 57955.8 MJD)
Value 1-σ variation Units
a 1.65425 4.571e-09 au
e 0.289143 3.343e-08
i 12.852 4.139e-06 deg
Ω 71.644 1.385e-05 deg
ω 275.928 1.642e-05 deg
M 130.778 8.121e-06 deg
Other useful info
Absolute Magnitude (H)    17.6 mag
Slope parameter (G)    0.15 mag
Perihelion distance 1.1759 au
Aphelion distance 2.1326 au
Asc. node-Earth separation 0.48469 au
Desc. node-Earth separation 0.54836 au
Earth MOID 0.29045 au
Orbital period 777.139 days
Date of orbit computation   apr 17 14:45

Covariance matrix
2.08954297E-17-1.33142787E-174.09706191E-16-1.32665831E-151.19027785E-14-1.56995006E-14
-1.33142787E-171.11752527E-15-7.13193255E-15-5.30406838E-141.63533644E-13-1.43744577E-13
4.09706191E-16-7.13193255E-151.71293246E-11-2.00591890E-111.70613908E-112.51054071E-12
-1.32665831E-15-5.30406838E-14-2.00591890E-111.91862111E-10-1.98591921E-101.39783398E-11
1.19027785E-141.63533644E-131.70613908E-11-1.98591921E-102.69475226E-10-7.47382917E-11
-1.56995006E-14-1.43744577E-132.51054071E-121.39783398E-11-7.47382917E-116.59491541E-11

Correlation matrix
1.00000000-0.087129120.02165593-0.020952640.15862195-0.42291742
-0.087129121.00000000-0.05154760-0.114547560.29800189-0.52949051
0.02165593-0.051547601.00000000-0.349903790.251122070.07469517
-0.02095264-0.11454756-0.349903791.00000000-0.873388650.12426716
0.158621950.298001890.25112207-0.873388651.00000000-0.56063361
-0.42291742-0.529490510.074695170.12426716-0.560633611.00000000