AstDyS-2

Asteroids - Dynamic Site
AstDyS ∴ Objects ∴ 1999HC6 ∴ Summary
Contact »
(178452) 1999HC6  ▹ 
SUMMARY
Keplerian elements at epoch
60400.0 MJD
Value 1-σ variation Units
a 2.72635 1.201e-08 au
e 0.083319 3.876e-08
i 4.761 5.331e-06 deg
Ω 4.695 4.536e-05 deg
ω 282.442 5.592e-05 deg
M 110.526 3.437e-05 deg

More info »
Other useful info
Absolute Magnitude (H)    15.9 mag
Slope parameter (G)    0.15 mag
Perihelion 2.4992 au
Aphelion 2.9535 au
Asc. node-Earth separation 1.65815 au
Desc. node-Earth separation 1.75969 au
Earth MOID 1.48823 au
Orbital period 1644.26 days
Date of orbit computation  apr 23 20:27
Observational summary
Optical observations (Discarded) 619 (3)
Radar observations (Discarded) 0 (0)
Arc length 23083.9 days
Unobserved 139 days

More info »
Ephemeris at epoch 60426 MJD
Right Ascension 44.1382 deg
Declination 19.4923 deg
V Magnitude 21.49 mag
Solar Elongation -11.74 deg
Galactic Latitude -34.39 deg
Rate 0.4 deg/day
Direction 72.442 deg

More info »