AstDyS-2

Asteroids - Dynamic Site
AstDyS ∴ Objects ∴ 2003HP21 ∴ Summary
Contact »
(568018) 2003HP21  ▹ 
SUMMARY
Keplerian elements at epoch
60400.0 MJD
Value 1-σ variation Units
a 2.63962 3.642e-08 au
e 0.19232 9.122e-08
i 13.592 1.001e-05 deg
Ω 210.799 2.818e-05 deg
ω 12.669 4.188e-05 deg
M 309.303 3.135e-05 deg

More info »
Other useful info
Absolute Magnitude (H)    17.0 mag
Slope parameter (G)    0.15 mag
Perihelion 2.132 au
Aphelion 3.1473 au
Asc. node-Earth separation 1.13543 au
Desc. node-Earth separation 2.13529 au
Earth MOID 1.12609 au
Orbital period 1566.43 days
Date of orbit computation  apr 23 21:49
Observational summary
Optical observations (Discarded) 162 (1)
Radar observations (Discarded) 0 (0)
Arc length 7615.71 days
Unobserved 53 days

More info »
Ephemeris at epoch 60426 MJD
Right Ascension 134.418 deg
Declination 4.14698 deg
V Magnitude 21.48 mag
Solar Elongation -99.5 deg
Galactic Latitude 29.84 deg
Rate 0.233 deg/day
Direction 73.683 deg

More info »