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Asteroids - Dynamic Site
AstDyS ∴ Objects ∴ 2009HF57 ∴ Orbital info ∴ Epoch epochXXX
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(312573) 2009HF57  ▹ 
ORBITAL INFORMATION
◲
(ASCII data file 312573.eq1)
Keplerian elements at epoch
60400.0 MJD
Value 1-σ variation Units
a 2.56184 1.724e-08 au
e 0.13309 6.69e-08
i 10.895 5.238e-06 deg
Ω 113.053 4.001e-05 deg
ω 105.956 4.605e-05 deg
M 232.576 2.472e-05 deg
Other useful info
Absolute Magnitude (H)    17.2 mag
Slope parameter (G)    0.15 mag
Perihelion 2.2209 au
Aphelion 2.9028 au
Asc. node-Earth separation 1.62918 au
Desc. node-Earth separation 1.4112 au
Earth MOID 1.24147 au
Orbital period 1497.71 days
Date of orbit computation  feb 22 02:56
Correlation matrix
1.00000000-0.111971040.026745980.006870960.09962011-0.44145727
-0.111971041.00000000-0.074059570.00814647-0.140273540.30231829
0.02674598-0.074059571.000000000.11919117-0.08214293-0.03910541
0.006870960.008146470.119191171.00000000-0.84709334-0.00988584
0.09962011-0.14027354-0.08214293-0.847093341.00000000-0.49792998
-0.441457270.30231829-0.03910541-0.00988584-0.497929981.00000000
Covariance matrix
2.97142635E-16-1.29118947E-162.41512712E-154.73869188E-157.90777491E-14-1.88099656E-13
-1.29118947E-164.47510877E-15-2.59526686E-142.18037076E-14-4.32118013E-134.99899918E-13
2.41512712E-15-2.59526686E-142.74408855E-112.49805503E-11-1.98149996E-11-5.06352200E-12
4.73869188E-152.18037076E-142.49805503E-111.60072867E-09-1.56068384E-09-9.77663159E-12
7.90777491E-14-4.32118013E-13-1.98149996E-11-1.56068384E-092.12055531E-09-5.66774005E-10
-1.88099656E-134.99899918E-13-5.06352200E-12-9.77663159E-12-5.66774005E-106.10989413E-10