AstDyS-2
Asteroids - Dynamic Site
AstDyS ∴ Objects ∴ 2009HP42 ∴ Orbital info ∴ Epoch epochXXX
Contact »
(499112) 2009HP42  ▹ 
ORBITAL INFORMATION
◲
(ASCII data file 499112.eq1)
Keplerian elements at epoch
60400.0 MJD
Value 1-σ variation Units
a 2.25276 1.481e-08 au
e 0.125012 6.121e-08
i 5.43 6.689e-06 deg
Ω 90.431 7.082e-05 deg
ω 46.234 8.135e-05 deg
M 215.093 3.427e-05 deg
Other useful info
Absolute Magnitude (H)    18.7 mag
Slope parameter (G)    0.15 mag
Perihelion 1.9711 au
Aphelion 2.5344 au
Asc. node-Earth separation 1.05821 au
Desc. node-Earth separation 1.41095 au
Earth MOID 0.99013 au
Orbital period 1235.01 days
Date of orbit computation  apr 23 21:36
Correlation matrix
1.00000000-0.075617970.01413975-0.00847875-0.118380470.06087245
-0.075617971.00000000-0.006912310.015369690.11336516-0.20845869
0.01413975-0.006912311.00000000-0.045303620.036107330.00500360
-0.008478750.01536969-0.045303621.00000000-0.86450522-0.00231689
-0.118380470.113365160.03610733-0.864505221.00000000-0.48726171
0.06087245-0.208458690.00500360-0.00231689-0.487261711.00000000
Covariance matrix
2.19267254E-16-6.85375004E-171.40045613E-15-8.89166960E-15-1.42594560E-133.08929418E-14
-6.85375004E-173.74656019E-15-2.82995990E-156.66263628E-145.64458453E-13-4.37308500E-13
1.40045613E-15-2.82995990E-154.47385080E-11-2.14604223E-111.96459104E-111.14702936E-12
-8.89166960E-156.66263628E-14-2.14604223E-115.01567320E-09-4.98044628E-09-5.62369604E-12
-1.42594560E-135.64458453E-131.96459104E-11-4.98044628E-096.61716631E-09-1.35846944E-09
3.08929418E-14-4.37308500E-131.14702936E-12-5.62369604E-12-1.35846944E-091.17463551E-09