NEODyS-2
Near Earth Objects - Dynamic Site
NEODyS ∴ Objects ∴ 1999HE1 ∴ Orbital info ∴ Epoch 58018 MJD
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(234061) 1999HE1  ▹ 
ORBITAL INFORMATION
◲
(ASCII data file 234061.eq0)
Keplerian elements
(Epoch 58018.4 MJD)
Value 1-σ variation Units
a 2.36158 7.495e-09 au
e 0.572418 2.351e-08
i 8.168 5.512e-06 deg
Ω 65.832 2.746e-05 deg
ω 221.913 2.763e-05 deg
M 357.649 5.263e-06 deg
Other useful info
Absolute Magnitude (H)    17.7 mag
Slope parameter (G)    0.15 mag
Perihelion distance 1.0098 au
Aphelion distance 3.7134 au
Asc. node-Earth separation 1.77832 au
Desc. node-Earth separation 0.09909 au
Earth MOID 0.05131 au
Orbital period 1325.57 days
Date of orbit computation   feb 27 11:50

Covariance matrix
5.61781705E-173.30146718E-171.65640877E-16-1.53608508E-144.76982924E-14-3.33425537E-14
3.30146718E-175.52906502E-161.00160296E-14-5.31799034E-14-4.21654847E-151.00958925E-14
1.65640877E-161.00160296E-143.03864669E-11-8.05493206E-117.47207325E-113.68760140E-12
-1.53608508E-14-5.31799034E-14-8.05493206E-117.53996112E-10-7.31103929E-10-7.78336170E-12
4.76982924E-14-4.21654847E-157.47207325E-11-7.31103929E-107.63410193E-10-2.58640782E-11
-3.33425537E-141.00958925E-143.68760140E-12-7.78336170E-12-2.58640782E-112.76960105E-11

Correlation matrix
1.000000000.187325690.00400907-0.074635750.23032446-0.84529141
0.187325691.000000000.07727333-0.08236395-0.006490110.08158499
0.004009070.077273331.00000000-0.532153870.490593780.12711455
-0.07463575-0.08236395-0.532153871.00000000-0.96364171-0.05386096
0.23032446-0.006490110.49059378-0.963641711.00000000-0.17787275
-0.845291410.081584990.12711455-0.05386096-0.177872751.00000000