AstDyS-2

Asteroids - Dynamic Site
AstDyS ∴ Objects ∴ 2009HQ23 ∴ Summary
Contact »
(499110) 2009HQ23  ▹ 
SUMMARY
Keplerian elements at epoch
60400.0 MJD
Value 1-σ variation Units
a 3.05848 5.337e-08 au
e 0.17047 8.923e-08
i 11.816 9.502e-06 deg
Ω 19.345 4.273e-05 deg
ω 95.867 5.334e-05 deg
M 357.124 3.087e-05 deg

More info »
Other useful info
Absolute Magnitude (H)    16.9 mag
Slope parameter (G)    0.15 mag
Perihelion 2.5371 au
Aphelion 3.5799 au
Asc. node-Earth separation 2.02518 au
Desc. node-Earth separation 1.91708 au
Earth MOID 1.58711 au
Orbital period 1953.7 days
Date of orbit computation  feb 22 03:36
Observational summary
Optical observations (Discarded) 148 (1)
Radar observations (Discarded) 0 (0)
Arc length 5360.08 days
Unobserved 136 days

More info »
Ephemeris at epoch 60419 MJD
Right Ascension 95.5216 deg
Declination 34.0689 deg
V Magnitude 22.13 mag
Solar Elongation -66.01 deg
Galactic Latitude 9.28 deg
Rate 0.37 deg/day
Direction 99.965 deg

More info »