AstDyS-2

Asteroids - Dynamic Site
AstDyS ∴ Objects ∴ Howardfeng ∴ Summary
Contact »
(28210) Howardfeng  ▹ 
SUMMARY
Keplerian elements at epoch
60400.0 MJD
Value 1-σ variation Units
a 2.25369 6.002e-09 au
e 0.188783 3.059e-08
i 7.809 2.754e-06 deg
Ω 62.789 3.767e-05 deg
ω 343.997 4e-05 deg
M 188.216 1.403e-05 deg

More info »
Other useful info
Absolute Magnitude (H)    15.7 mag
Slope parameter (G)    0.15 mag
Perihelion 1.8282 au
Aphelion 2.6791 au
Asc. node-Earth separation 0.85316 au
Desc. node-Earth separation 1.64253 au
Earth MOID 0.83998 au
Orbital period 1235.77 days
Date of orbit computation  feb 22 01:56
Observational summary
Optical observations (Discarded) 2243 (346)
Radar observations (Discarded) 0 (0)
Arc length 15157.8 days
Unobserved 361 days

More info »
Ephemeris at epoch 60423 MJD
Right Ascension 249.046 deg
Declination -20.9025 deg
V Magnitude 19.91 mag
Solar Elongation 142.51 deg
Galactic Latitude 17.46 deg
Rate 0.137 deg/day
Direction -96.871 deg

More info »