NEODyS-2

Near Earth Objects - Dynamic Site
NEODyS ∴ Objects ∴ 2009HJ21 ∴ Summary
Contact »
2009HJ21  ▹ 
SUMMARY
Keplerian elements at epoch
58400.0 MJD
Value 1-σ variation Units
a 1.6242 0.0009158 au
e 0.646474 0.0007299
i 3.021 0.01383 deg
Ω 30.445 0.027 deg
ω 277.995 0.1002 deg
M 182.628 4.724 deg

More info »
Other useful info
Absolute Magnitude (H)    27.6 mag
Slope parameter (G)    0.15 mag
Perihelion 0.5742 au
Aphelion 2.6742 au
Asc. node-Earth separation -0.12771 au
Desc. node-Earth separation 0.0327 au
Earth MOID 0.00238 au
Orbital period 756.061 days
Date of orbit computation   Oct 1 17:49
Observational summary
Optical observations (Discarded) 19 (0)
Radar observations (Discarded) 0 (0)
Arc length 1 days
Unobserved 3498 days

More info »
Ephemeris at epoch 58441 MJD
Right Ascension 159.225 deg
Declination 11.9145 deg
V Magnitude 32.81 mag
Solar Elongation 80 deg
Galactic Latitude 55 deg
Rate 0.2 deg/day
Direction 107.639 deg

More info »





This Web Site has been visited 448927 times since 47

and this Page has been visited 2117 times since 2011/05/26