AstDyS-2

Asteroids - Dynamic Site
AstDyS ∴ Objects ∴ 2008YY31 ∴ Summary
Contact »
(328468) 2008YY31  ▹ 
SUMMARY
Keplerian elements at epoch
60400.0 MJD
Value 1-σ variation Units
a 1.90062 7.89e-09 au
e 0.146377 6.52e-08
i 27.742 6.084e-06 deg
Ω 116.195 1.224e-05 deg
ω 303.955 2.16e-05 deg
M 333.842 2.017e-05 deg

More info »
Other useful info
Absolute Magnitude (H)    17.4 mag
Slope parameter (G)    0.15 mag
Perihelion 1.6224 au
Aphelion 2.1788 au
Asc. node-Earth separation 0.73614 au
Desc. node-Earth separation 1.00941 au
Earth MOID 0.7092 au
Orbital period 957.068 days
Date of orbit computation  apr 23 20:59
Observational summary
Optical observations (Discarded) 305 (3)
Radar observations (Discarded) 0 (0)
Arc length 7735.92 days
Unobserved 798 days

More info »
Ephemeris at epoch 60435 MJD
Right Ascension 46.9336 deg
Declination 0.46367 deg
V Magnitude 21.13 mag
Solar Elongation 16.45 deg
Galactic Latitude -47.18 deg
Rate 0.698 deg/day
Direction 69.446 deg

More info »