AstDyS-2

Asteroids - Dynamic Site
AstDyS ∴ Objects ∴ 2009HJ22 ∴ Summary
Contact »
(309959) 2009HJ22  ▹ 
SUMMARY
Keplerian elements at epoch
60400.0 MJD
Value 1-σ variation Units
a 2.77086 2.581e-08 au
e 0.056222 6.928e-08
i 6.956 6.173e-06 deg
Ω 147.556 4.931e-05 deg
ω 222.426 6.686e-05 deg
M 275.383 4.347e-05 deg

More info »
Other useful info
Absolute Magnitude (H)    16.4 mag
Slope parameter (G)    0.15 mag
Perihelion 2.6151 au
Aphelion 2.9266 au
Asc. node-Earth separation 1.89403 au
Desc. node-Earth separation 1.64067 au
Earth MOID 1.61756 au
Orbital period 1684.69 days
Date of orbit computation  apr 23 20:55
Observational summary
Optical observations (Discarded) 377 (0)
Radar observations (Discarded) 0 (0)
Arc length 7970.76 days
Unobserved 337 days

More info »
Ephemeris at epoch 60425 MJD
Right Ascension 307.128 deg
Declination -13.8391 deg
V Magnitude 21.67 mag
Solar Elongation 88.91 deg
Galactic Latitude -27.66 deg
Rate 0.231 deg/day
Direction 74.653 deg

More info »