AstDyS-2
Asteroids - Dynamic Site
AstDyS ∴ Objects ∴ 2009HH ∴ Orbital info ∴ Epoch epochXXX
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(257272) 2009HH  ▹ 
ORBITAL INFORMATION
◲
(ASCII data file 257272.eq0)
Keplerian elements at epoch
57892.1 MJD
Value 1-σ variation Units
a 2.47093 1.784e-08 au
e 0.114134 4.69e-08
i 6.707 6.652e-06 deg
Ω 19.194 4.066e-05 deg
ω 247.508 5.734e-05 deg
M 338.022 4.349e-05 deg
Other useful info
Absolute Magnitude (H)    16.5 mag
Slope parameter (G)    0.15 mag
Perihelion 2.1889 au
Aphelion 2.7529 au
Asc. node-Earth separation 1.55183 au
Desc. node-Earth separation 1.33537 au
Earth MOID 1.18371 au
Orbital period 1418.69 days
Date of orbit computation  apr 23 20:44
Correlation matrix
1.000000000.003896910.012948360.013043230.45425575-0.66664009
0.003896911.00000000-0.00598084-0.00025649-0.145390370.19108897
0.01294836-0.005980841.000000000.03838789-0.01204295-0.02092825
0.01304323-0.000256490.038387891.00000000-0.70018655-0.00209901
0.45425575-0.14539037-0.01204295-0.700186551.00000000-0.70889864
-0.666640090.19108897-0.02092825-0.00209901-0.708898641.00000000
Covariance matrix
3.18217375E-163.25994729E-181.53654938E-159.46046568E-154.64674734E-13-5.17211719E-13
3.25994729E-182.19915516E-15-1.86577721E-15-4.89070018E-16-3.90976157E-133.89743193E-13
1.53654938E-15-1.86577721E-154.42526725E-111.03831605E-11-4.59398117E-12-6.05504882E-12
9.46046568E-15-4.89070018E-161.03831605E-111.65322149E-09-1.63254802E-09-3.71189797E-12
4.64674734E-13-3.90976157E-13-4.59398117E-12-1.63254802E-093.28831461E-09-1.76801444E-09
-5.17211719E-133.89743193E-13-6.05504882E-12-3.71189797E-12-1.76801444E-091.89160290E-09