AstDyS-2

Asteroids - Dynamic Site
AstDyS ∴ Objects ∴ 2011SY252 ∴ Summary
Contact »
(398414) 2011SY252  ▹ 
SUMMARY
Keplerian elements at epoch
60400.0 MJD
Value 1-σ variation Units
a 2.72654 3.239e-08 au
e 0.20241 4.378e-08
i 13.304 9.586e-06 deg
Ω 173.318 2.608e-05 deg
ω 110.549 3.777e-05 deg
M 343.198 2.802e-05 deg

More info »
Other useful info
Absolute Magnitude (H)    16.9 mag
Slope parameter (G)    0.15 mag
Perihelion 2.1747 au
Aphelion 3.2784 au
Asc. node-Earth separation 1.82083 au
Desc. node-Earth separation 1.43656 au
Earth MOID 1.20031 au
Orbital period 1644.43 days
Date of orbit computation  feb 22 03:14
Observational summary
Optical observations (Discarded) 219 (0)
Radar observations (Discarded) 0 (0)
Arc length 6578.12 days
Unobserved 349 days

More info »
Ephemeris at epoch 60398 MJD
Right Ascension 284.612 deg
Declination -8.63164 deg
V Magnitude 21.43 mag
Solar Elongation 83.75 deg
Galactic Latitude -5.47 deg
Rate 0.389 deg/day
Direction 71.738 deg

More info »