AstDyS-2

Asteroids - Dynamic Site
AstDyS ∴ Objects ∴ 1987DO ∴ Summary
Contact »
(17406) 1987DO  ▹ 
SUMMARY
Keplerian elements at epoch
58400.0 MJD
Value 1-σ variation Units
a 2.36913 1.052e-08 au
e 0.170936 4.918e-08
i 2.726 4.935e-06 deg
Ω 143.859 9.314e-05 deg
ω 357.687 9.417e-05 deg
M 248.874 1.385e-05 deg

More info »
Other useful info
Absolute Magnitude (H)    14.8 mag
Slope parameter (G)    0.15 mag
Perihelion 1.9642 au
Aphelion 2.7741 au
Asc. node-Earth separation 0.97568 au
Desc. node-Earth separation 1.76077 au
Earth MOID 0.97564 au
Orbital period 1331.93 days
Date of orbit computation  Oct 31 05:07
Observational summary
Optical observations (Discarded) 1322 (6)
Radar observations (Discarded) 0 (0)
Arc length 11557.6 days
Unobserved 158 days

More info »
Ephemeris at epoch 58568 MJD
Right Ascension 39.6179 deg
Declination 13.2839 deg
V Magnitude 19.78 mag
Solar Elongation -36.66 deg
Galactic Latitude -41.96 deg
Rate 0.466 deg/day
Direction 71.39 deg

More info »





This Web Site has been visited 132632 times since

and this Page has been visited 92 times since 2011/12/29