AstDyS-2

Asteroids - Dynamic Site
AstDyS ∴ Objects ∴ ZhangHeng ∴ Summary
Contact »
(1802) ZhangHeng  ▹ 
SUMMARY
Keplerian elements at epoch
58400.0 MJD
Value 1-σ variation Units
a 2.84266 1.162e-08 au
e 0.036988 3.67e-08
i 2.689 4.018e-06 deg
Ω 142.568 9.297e-05 deg
ω 296.668 0.0001098 deg
M 32.892 5.907e-05 deg

More info »
Other useful info
Absolute Magnitude (H)    11.7 mag
Slope parameter (G)    0.15 mag
Perihelion 2.7375 au
Aphelion 2.9478 au
Asc. node-Earth separation 1.8039 au
Desc. node-Earth separation 1.87363 au
Earth MOID 1.75353 au
Orbital period 1750.6 days
Date of orbit computation  Oct 31 04:56
Observational summary
Optical observations (Discarded) 2246 (24)
Radar observations (Discarded) 0 (0)
Arc length 31255.5 days
Unobserved 156 days

More info »
Ephemeris at epoch 58568 MJD
Right Ascension 137.484 deg
Declination 16.8694 deg
V Magnitude 16.38 mag
Solar Elongation -130.08 deg
Galactic Latitude 38.04 deg
Rate 0.038 deg/day
Direction -56.376 deg

More info »





This Web Site has been visited 125810 times since

and this Page has been visited 262 times since 2011/10/13