AstDyS-2

Asteroids - Dynamic Site
AstDyS ∴ Objects ∴ 2008HJ22 ∴ Summary
Contact »
(457197) 2008HJ22  ▹ 
SUMMARY
Keplerian elements at epoch
60400.0 MJD
Value 1-σ variation Units
a 2.78508 2.621e-08 au
e 0.059689 5.944e-08
i 16.309 7.311e-06 deg
Ω 103.299 2.087e-05 deg
ω 120.238 6.493e-05 deg
M 161.244 5.991e-05 deg

More info »
Other useful info
Absolute Magnitude (H)    16.6 mag
Slope parameter (G)    0.15 mag
Perihelion 2.6188 au
Aphelion 2.9513 au
Asc. node-Earth separation 1.87854 au
Desc. node-Earth separation 1.67747 au
Earth MOID 1.63973 au
Orbital period 1697.68 days
Date of orbit computation  apr 23 21:27
Observational summary
Optical observations (Discarded) 253 (1)
Radar observations (Discarded) 0 (0)
Arc length 6137.91 days
Unobserved 190 days

More info »
Ephemeris at epoch 60425 MJD
Right Ascension 34.6873 deg
Declination 1.62661 deg
V Magnitude 22.31 mag
Solar Elongation 11.71 deg
Galactic Latitude -54.38 deg
Rate 0.391 deg/day
Direction 68.71 deg

More info »