AstDyS-2

Asteroids - Dynamic Site
AstDyS ∴ Objects ∴ Haffner ∴ Summary
Contact »
(1894) Haffner  ▹ 
SUMMARY
Keplerian elements at epoch
58400.0 MJD
Value 1-σ variation Units
a 2.89003 1.176e-08 au
e 0.071397 4.748e-08
i 0.912 3.489e-06 deg
Ω 257.579 0.0002721 deg
ω 115.8 0.0002732 deg
M 225.433 2.551e-05 deg

More info »
Other useful info
Absolute Magnitude (H)    12.1 mag
Slope parameter (G)    0.15 mag
Perihelion 2.6837 au
Aphelion 3.0964 au
Asc. node-Earth separation 1.95039 au
Desc. node-Earth separation 1.80392 au
Earth MOID 1.68336 au
Orbital period 1794.54 days
Date of orbit computation  Oct 31 04:56
Observational summary
Optical observations (Discarded) 2322 (16)
Radar observations (Discarded) 0 (0)
Arc length 31273.5 days
Unobserved 229 days

More info »
Ephemeris at epoch 58568 MJD
Right Ascension 285.362 deg
Declination -22.5748 deg
V Magnitude 17.74 mag
Solar Elongation 80.62 deg
Galactic Latitude -12.18 deg
Rate 0.247 deg/day
Direction 83.126 deg

More info »





This Web Site has been visited 125562 times since

and this Page has been visited 179 times since 2011/10/22