AstDyS-2

Asteroids - Dynamic Site
AstDyS ∴ Objects ∴ 2009SY261 ∴ Summary
Contact »
(367588) 2009SY261  ▹ 
SUMMARY
Keplerian elements at epoch
60400.0 MJD
Value 1-σ variation Units
a 3.09831 3.15e-08 au
e 0.045864 6.83e-08
i 10.581 8.23e-06 deg
Ω 223.299 3.515e-05 deg
ω 90.755 0.000101 deg
M 291.799 9.681e-05 deg

More info »
Other useful info
Absolute Magnitude (H)    15.7 mag
Slope parameter (G)    0.15 mag
Perihelion 2.9562 au
Aphelion 3.2404 au
Asc. node-Earth separation 2.08529 au
Desc. node-Earth separation 2.09939 au
Earth MOID 1.96787 au
Orbital period 1991.98 days
Date of orbit computation  feb 22 03:08
Observational summary
Optical observations (Discarded) 331 (1)
Radar observations (Discarded) 0 (0)
Arc length 8099.98 days
Unobserved 328 days

More info »
Ephemeris at epoch 60417 MJD
Right Ascension 258.176 deg
Declination -18.0802 deg
V Magnitude 20.74 mag
Solar Elongation 128.25 deg
Galactic Latitude 12.23 deg
Rate 0.069 deg/day
Direction -12.852 deg

More info »