AstDyS-2

Asteroids - Dynamic Site
AstDyS ∴ Objects ∴ 2009SS261 ∴ Summary
Contact »
(321533) 2009SS261  ▹ 
SUMMARY
Keplerian elements at epoch
60400.0 MJD
Value 1-σ variation Units
a 3.1865 4.363e-08 au
e 0.042786 6.736e-08
i 9.726 1.063e-05 deg
Ω 325.287 3.634e-05 deg
ω 58.248 0.0001681 deg
M 175.923 0.0001568 deg

More info »
Other useful info
Absolute Magnitude (H)    16.7 mag
Slope parameter (G)    0.15 mag
Perihelion 3.0502 au
Aphelion 3.3228 au
Asc. node-Earth separation 2.09873 au
Desc. node-Earth separation 2.26678 au
Earth MOID 2.0637 au
Orbital period 2077.63 days
Date of orbit computation  feb 22 02:58
Observational summary
Optical observations (Discarded) 151 (2)
Radar observations (Discarded) 0 (0)
Arc length 7111.95 days
Unobserved 423 days

More info »
Ephemeris at epoch 60419 MJD
Right Ascension 193.398 deg
Declination -18.4015 deg
V Magnitude 21.53 mag
Solar Elongation -164.95 deg
Galactic Latitude 44.47 deg
Rate 0.19 deg/day
Direction -69.815 deg

More info »