AstDyS-2

Asteroids - Dynamic Site
AstDyS ∴ Objects ∴ 2009HR8 ∴ Summary
Contact »
(353142) 2009HR8  ▹ 
SUMMARY
Keplerian elements at epoch
60400.0 MJD
Value 1-σ variation Units
a 2.68236 1.887e-08 au
e 0.195335 6.427e-08
i 7.945 6.452e-06 deg
Ω 146.566 4.995e-05 deg
ω 38.451 5.352e-05 deg
M 164.359 1.574e-05 deg

More info »
Other useful info
Absolute Magnitude (H)    17.1 mag
Slope parameter (G)    0.15 mag
Perihelion 2.1584 au
Aphelion 3.2063 au
Asc. node-Earth separation 1.25034 au
Desc. node-Earth separation 2.03424 au
Earth MOID 1.16789 au
Orbital period 1604.63 days
Date of orbit computation  apr 23 21:04
Observational summary
Optical observations (Discarded) 220 (2)
Radar observations (Discarded) 0 (0)
Arc length 8608.85 days
Unobserved 235 days

More info »
Ephemeris at epoch 60427 MJD
Right Ascension 7.89833 deg
Declination -0.20268 deg
V Magnitude 23.26 mag
Solar Elongation 29.89 deg
Galactic Latitude -62.66 deg
Rate 0.333 deg/day
Direction 70.226 deg

More info »