AstDyS-2

Asteroids - Dynamic Site
AstDyS ∴ Objects ∴ ZhangHeng ∴ Summary
Contact »
(1802) ZhangHeng  ▹ 
SUMMARY
Keplerian elements at epoch
60400.0 MJD
Value 1-σ variation Units
a 2.84261 7.555e-09 au
e 0.033018 2.72e-08
i 2.693 2.936e-06 deg
Ω 142.535 6.708e-05 deg
ω 299.001 8.211e-05 deg
M 81.63 4.804e-05 deg

More info »
Other useful info
Absolute Magnitude (H)    11.8 mag
Slope parameter (G)    0.15 mag
Perihelion 2.7488 au
Aphelion 2.9365 au
Asc. node-Earth separation 1.80807 au
Desc. node-Earth separation 1.87333 au
Earth MOID 1.76622 au
Orbital period 1750.55 days
Date of orbit computation  apr 23 19:46
Observational summary
Optical observations (Discarded) 4918 (29)
Radar observations (Discarded) 0 (0)
Arc length 33232.5 days
Unobserved 35 days

More info »
Ephemeris at epoch 60425 MJD
Right Ascension 156.548 deg
Declination 11.6201 deg
V Magnitude 16.69 mag
Solar Elongation -119.06 deg
Galactic Latitude 52.59 deg
Rate 0.033 deg/day
Direction 108.326 deg

More info »