AstDyS-2
Asteroids - Dynamic Site
AstDyS ∴ Objects ∴ 1998HF25 ∴ Orbital info ∴ Epoch epochXXX
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(228227) 1998HF25  ▹ 
ORBITAL INFORMATION
◲
(ASCII data file 228227.eq1)
Keplerian elements at epoch
60400.0 MJD
Value 1-σ variation Units
a 2.74705 1.474e-08 au
e 0.222479 3.9e-08
i 2.943 4.414e-06 deg
Ω 129.816 0.0001065 deg
ω 131.603 0.0001073 deg
M 203.731 1.228e-05 deg
Other useful info
Absolute Magnitude (H)    16.1 mag
Slope parameter (G)    0.15 mag
Perihelion 2.1359 au
Aphelion 3.3582 au
Asc. node-Earth separation 2.07968 au
Desc. node-Earth separation 1.26004 au
Earth MOID 1.12163 au
Orbital period 1663.02 days
Date of orbit computation  apr 23 20:37
Correlation matrix
1.000000000.003678850.005492300.00424489-0.00136829-0.34451061
0.003678851.00000000-0.01265064-0.00148162-0.031952050.26355618
0.00549230-0.012650641.000000000.20569595-0.20299407-0.00356867
0.00424489-0.001481620.205695951.00000000-0.991463570.00180703
-0.00136829-0.03195205-0.20299407-0.991463571.00000000-0.12111034
-0.344510610.26355618-0.003568670.00180703-0.121110341.00000000
Covariance matrix
2.17196325E-162.11440133E-183.57309216E-166.66176891E-15-2.16403207E-15-6.23423633E-14
2.11440133E-181.52089184E-15-2.17783764E-15-6.15293245E-15-1.33723806E-131.26205066E-13
3.57309216E-16-2.17783764E-151.94862285E-119.66911940E-11-9.61630204E-11-1.93430451E-13
6.66176891E-15-6.15293245E-159.66911940E-111.13395172E-08-1.13301300E-082.36275252E-12
-2.16403207E-15-1.33723806E-13-9.61630204E-11-1.13301300E-081.15165313E-08-1.59586621E-10
-6.23423633E-141.26205066E-13-1.93430451E-132.36275252E-12-1.59586621E-101.50767888E-10