AstDyS-2

Asteroids - Dynamic Site
AstDyS ∴ Objects ∴ 1998DY4 ∴ Summary
Contact »
(11677) 1998DY4  ▹ 
SUMMARY
Keplerian elements at epoch
58400.0 MJD
Value 1-σ variation Units
a 2.21779 9.184e-09 au
e 0.130437 4.385e-08
i 7.229 4.098e-06 deg
Ω 141.278 4.002e-05 deg
ω 137.245 4.494e-05 deg
M 329.92 2.115e-05 deg

More info »
Other useful info
Absolute Magnitude (H)    14.4 mag
Slope parameter (G)    0.15 mag
Perihelion 1.9285 au
Aphelion 2.5071 au
Asc. node-Earth separation 1.42282 au
Desc. node-Earth separation 0.97608 au
Earth MOID 0.91804 au
Orbital period 1206.37 days
Date of orbit computation  Oct 31 05:03
Observational summary
Optical observations (Discarded) 1357 (7)
Radar observations (Discarded) 0 (0)
Arc length 14254 days
Unobserved 172 days

More info »
Ephemeris at epoch 58505 MJD
Right Ascension 288.493 deg
Declination -19.1333 deg
V Magnitude 18.63 mag
Solar Elongation 14.28 deg
Galactic Latitude -13.41 deg
Rate 0.599 deg/day
Direction 84.865 deg

More info »





This Web Site has been visited 173306 times since

and this Page has been visited 109 times since 2011/12/12