AstDyS-2

Asteroids - Dynamic Site
AstDyS ∴ Objects ∴ 2009HQ39 ∴ Summary
Contact »
(305954) 2009HQ39  ▹ 
SUMMARY
Keplerian elements at epoch
60400.0 MJD
Value 1-σ variation Units
a 2.53232 1.462e-08 au
e 0.145777 4.224e-08
i 2.858 4.122e-06 deg
Ω 145.629 0.000137 deg
ω 20.539 0.0001391 deg
M 302.422 2.583e-05 deg

More info »
Other useful info
Absolute Magnitude (H)    16.8 mag
Slope parameter (G)    0.15 mag
Perihelion 2.1632 au
Aphelion 2.9015 au
Asc. node-Earth separation 1.19364 au
Desc. node-Earth separation 1.8584 au
Earth MOID 1.17099 au
Orbital period 1471.9 days
Date of orbit computation  apr 23 20:54
Observational summary
Optical observations (Discarded) 414 (3)
Radar observations (Discarded) 0 (0)
Arc length 6811.97 days
Unobserved 108 days

More info »
Ephemeris at epoch 60426 MJD
Right Ascension 81.709 deg
Declination 21.591 deg
V Magnitude 21.9 mag
Solar Elongation -46.39 deg
Galactic Latitude -7.52 deg
Rate 0.435 deg/day
Direction 84.972 deg

More info »