AstDyS-2
Asteroids - Dynamic Site
AstDyS ∴ Objects ∴ 1998HN9 ∴ Orbital info ∴ Epoch epochXXX
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(155442) 1998HN9  ▹ 
ORBITAL INFORMATION
◲
(ASCII data file 155442.eq1)
Keplerian elements at epoch
60400.0 MJD
Value 1-σ variation Units
a 2.76352 1.675e-08 au
e 0.096572 4.1e-08
i 9.952 4.528e-06 deg
Ω 136.672 2.393e-05 deg
ω 338.836 3.393e-05 deg
M 330.587 2.449e-05 deg
Other useful info
Absolute Magnitude (H)    15.8 mag
Slope parameter (G)    0.15 mag
Perihelion 2.4966 au
Aphelion 3.0304 au
Asc. node-Earth separation 1.52594 au
Desc. node-Earth separation 1.9952 au
Earth MOID 1.5158 au
Orbital period 1678 days
Date of orbit computation  apr 23 20:21
Correlation matrix
1.00000000-0.12418591-0.003274700.001958620.18322333-0.42515447
-0.124185911.00000000-0.00267970-0.00808279-0.044758290.06884152
-0.00327470-0.002679701.000000000.02445964-0.020510990.00688759
0.00195862-0.008082790.024459641.00000000-0.69317712-0.00190693
0.18322333-0.04475829-0.02051099-0.693177121.00000000-0.70214746
-0.425154470.068841520.00688759-0.00190693-0.702147461.00000000
Covariance matrix
2.80691973E-16-8.53136857E-17-2.48403200E-167.85140954E-161.04160448E-13-1.74438812E-13
-8.53136857E-171.68136795E-15-4.97495493E-16-7.93001917E-15-6.22747376E-146.91294672E-14
-2.48403200E-16-4.97495493E-162.04994305E-112.64973616E-12-3.15111807E-127.63693913E-13
7.85140954E-16-7.93001917E-152.64973616E-125.72484041E-10-5.62772648E-10-1.11737200E-12
1.04160448E-13-6.22747376E-14-3.15111807E-12-5.62772648E-101.15136798E-09-5.83467634E-10
-1.74438812E-136.91294672E-147.63693913E-13-1.11737200E-12-5.83467634E-105.99739619E-10