AstDyS-2
Asteroids - Dynamic Site
AstDyS ∴ Objects ∴ 1998HF9 ∴ Orbital info ∴ Epoch epochXXX
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(306417) 1998HF9  ▹ 
ORBITAL INFORMATION
◲
(ASCII data file 306417.eq1)
Keplerian elements at epoch
60400.0 MJD
Value 1-σ variation Units
a 2.83903 1.346e-08 au
e 0.278609 3.809e-08
i 10.023 4.398e-06 deg
Ω 126.907 3.48e-05 deg
ω 8.388 3.792e-05 deg
M 206.365 1.592e-05 deg
Other useful info
Absolute Magnitude (H)    16.5 mag
Slope parameter (G)    0.15 mag
Perihelion 2.048 au
Aphelion 3.63 au
Asc. node-Earth separation 1.06865 au
Desc. node-Earth separation 2.59999 au
Earth MOID 1.06328 au
Orbital period 1747.24 days
Date of orbit computation  apr 23 20:54
Correlation matrix
1.00000000-0.137685410.02859437-0.017237100.22240266-0.69719826
-0.137685411.00000000-0.007395150.011253740.07817659-0.08838829
0.02859437-0.007395151.000000000.02102919-0.01186064-0.01662750
-0.017237100.011253740.021029191.00000000-0.89031308-0.02141404
0.222402660.07817659-0.01186064-0.890313081.00000000-0.40722371
-0.69719826-0.08838829-0.01662750-0.02141404-0.407223711.00000000
Covariance matrix
1.81283585E-16-7.06093890E-171.69311703E-15-8.07598344E-151.13562276E-13-1.49437764E-13
-7.06093890E-171.45074342E-15-1.23870955E-151.49157159E-141.12924168E-13-5.35938392E-14
1.69311703E-15-1.23870955E-151.93399100E-113.21811505E-12-1.97810982E-12-1.16406947E-12
-8.07598344E-151.49157159E-143.21811505E-121.21088730E-09-1.17492324E-09-1.18624758E-11
1.13562276E-131.12924168E-13-1.97810982E-12-1.17492324E-091.43823468E-09-2.45851439E-10
-1.49437764E-13-5.35938392E-14-1.16406947E-12-1.18624758E-11-2.45851439E-102.53425110E-10