NEODyS-2
Near Earth Objects - Dynamic Site
NEODyS ∴ Objects ∴ 2017HD ∴ Orbital info ∴ Epoch 57861 MJD
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2017HD  ▹ 
ORBITAL INFORMATION
◲
(ASCII data file 2017HD.eq0)
Keplerian elements
(Epoch 57861.4 MJD)
Value 1-σ variation Units
a 1.53097 0.001262 au
e 0.456947 0.0005413
i 2.554 0.002544 deg
Ω 205.28 0.0001763 deg
ω 71.429 0.0007696 deg
M 333.524 0.04029 deg
Other useful info
Absolute Magnitude (H)    26.8 mag
Slope parameter (G)    0.15 mag
Perihelion distance 0.8314 au
Aphelion distance 2.2305 au
Asc. node-Earth separation 0.05396 au
Desc. node-Earth separation 0.42198 au
Earth MOID 0.00618 au
Orbital period 691.906 days
Date of orbit computation   feb 26 11:18

Covariance matrix
1.59174245E-066.82961824E-073.20967807E-062.09263056E-079.25858499E-075.08366253E-05
6.82961824E-072.93036044E-071.37714925E-068.97682390E-083.97437643E-072.18122094E-05
3.20967807E-061.37714925E-066.47309409E-064.23634828E-071.86213221E-061.02510453E-04
2.09263056E-078.97682390E-084.23634828E-073.10954354E-081.13406713E-076.68436899E-06
9.25858499E-073.97437643E-071.86213221E-061.13406713E-075.92255372E-072.95603007E-05
5.08366253E-052.18122094E-051.02510453E-046.68436899E-062.95603007E-051.62360772E-03

Correlation matrix
1.000000000.999998870.999928890.940606210.953572490.99999945
0.999998871.000000000.999918330.940402690.954012300.99999674
0.999928890.999918331.000000000.944250830.951042770.99993470
0.940606210.940402690.944250831.000000000.835672170.94074418
0.953572490.954012300.951042770.835672171.000000000.95326531
0.999999450.999996740.999934700.940744180.953265311.00000000