AstDyS-2
Asteroids - Dynamic Site
AstDyS ∴ Objects ∴ 2007HJ81 ∴ Orbital info ∴ Epoch epochXXX
Contact »
(309211) 2007HJ81  ▹ 
ORBITAL INFORMATION
◲
(ASCII data file 309211.eq1)
Keplerian elements at epoch
60400.0 MJD
Value 1-σ variation Units
a 2.18833 1.065e-08 au
e 0.159428 3.966e-08
i 3.75 4.691e-06 deg
Ω 37.59 7.051e-05 deg
ω 311.597 7.212e-05 deg
M 319.66 1.968e-05 deg
Other useful info
Absolute Magnitude (H)    17.6 mag
Slope parameter (G)    0.15 mag
Perihelion 1.8394 au
Aphelion 2.5372 au
Asc. node-Earth separation 0.93637 au
Desc. node-Earth separation 1.37859 au
Earth MOID 0.83585 au
Orbital period 1182.41 days
Date of orbit computation  apr 23 20:55
Correlation matrix
1.000000000.179565160.002518290.001485280.08293802-0.62197693
0.179565161.00000000-0.00730691-0.006750730.01219028-0.07348166
0.00251829-0.007306911.000000000.07268073-0.06699246-0.01521815
0.00148528-0.006750730.072680731.00000000-0.97124776-0.01317626
0.082938020.01219028-0.06699246-0.971247761.00000000-0.21007684
-0.62197693-0.07348166-0.01521815-0.01317626-0.210076841.00000000
Covariance matrix
1.13492437E-167.58613905E-171.25861477E-161.11564878E-156.37259966E-14-1.30429205E-13
7.58613905E-171.57264432E-15-1.35941530E-15-1.88756905E-143.48665141E-14-5.73602897E-14
1.25861477E-16-1.35941530E-152.20092914E-112.40413758E-11-2.26677536E-11-1.40534153E-12
1.11564878E-15-1.88756905E-142.40413758E-114.97134684E-09-4.93908583E-09-1.82871681E-11
6.37259966E-143.48665141E-14-2.26677536E-11-4.93908583E-095.20186433E-09-2.98246117E-10
-1.30429205E-13-5.73602897E-14-1.40534153E-12-1.82871681E-11-2.98246117E-103.87466557E-10