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Asteroids - Dynamic Site
AstDyS ∴ Objects ∴ 2009HQ54 ∴ Orbital info ∴ Epoch epochXXX
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(216896) 2009HQ54  ▹ 
ORBITAL INFORMATION
◲
(ASCII data file 216896.eq0)
Keplerian elements at epoch
58151.7 MJD
Value 1-σ variation Units
a 2.73392 1.941e-08 au
e 0.271431 4.378e-08
i 13.584 5.281e-06 deg
Ω 91.574 2.612e-05 deg
ω 223.16 2.843e-05 deg
M 286.993 1.122e-05 deg
Other useful info
Absolute Magnitude (H)    16.0 mag
Slope parameter (G)    0.15 mag
Perihelion 1.9918 au
Aphelion 3.476 au
Asc. node-Earth separation 2.17436 au
Desc. node-Earth separation 1.09899 au
Earth MOID 1.00109 au
Orbital period 1651.11 days
Date of orbit computation  apr 23 20:35
Correlation matrix
1.000000000.17906291-0.01434557-0.009127550.14178265-0.36525337
0.179062911.00000000-0.031084560.016390280.07296684-0.22712925
-0.01434557-0.031084561.00000000-0.194749410.168032080.01683891
-0.009127550.01639028-0.194749411.00000000-0.88802593-0.00801845
0.141782650.072966840.16803208-0.888025931.00000000-0.42896430
-0.36525337-0.227129250.01683891-0.00801845-0.428964301.00000000
Covariance matrix
3.76808699E-161.52174683E-16-1.47064535E-15-4.62881650E-157.82461722E-14-7.95223705E-14
1.52174683E-161.91669324E-15-7.18705046E-151.87464051E-149.08199765E-14-1.11528022E-13
-1.47064535E-15-7.18705046E-152.78906898E-11-2.68695930E-112.52290787E-119.97420148E-13
-4.62881650E-151.87464051E-14-2.68695930E-116.82512538E-10-6.59569443E-10-2.34952636E-12
7.82461722E-149.08199765E-142.52290787E-11-6.59569443E-108.08274968E-10-1.36784015E-10
-7.95223705E-14-1.11528022E-139.97420148E-13-2.34952636E-12-1.36784015E-101.25796704E-10