AstDyS-2

Asteroids - Dynamic Site
AstDyS ∴ Objects ∴ 2009SF231 ∴ Summary
Contact »
(330937) 2009SF231  ▹ 
SUMMARY
Keplerian elements at epoch
60400.0 MJD
Value 1-σ variation Units
a 2.81139 2.651e-08 au
e 0.184275 7.039e-08
i 8.42 8.151e-06 deg
Ω 193.1 3.789e-05 deg
ω 220.136 4.21e-05 deg
M 352.814 2.066e-05 deg

More info »
Other useful info
Absolute Magnitude (H)    16.6 mag
Slope parameter (G)    0.15 mag
Perihelion 2.2933 au
Aphelion 3.3295 au
Asc. node-Earth separation 2.1616 au
Desc. node-Earth separation 1.38151 au
Earth MOID 1.31133 au
Orbital period 1721.79 days
Date of orbit computation  feb 22 03:00
Observational summary
Optical observations (Discarded) 288 (0)
Radar observations (Discarded) 0 (0)
Arc length 9741.03 days
Unobserved 160 days

More info »
Ephemeris at epoch 60420 MJD
Right Ascension 41.5192 deg
Declination 12.4229 deg
V Magnitude 21.43 mag
Solar Elongation -13.27 deg
Galactic Latitude -41.65 deg
Rate 0.507 deg/day
Direction 75.223 deg

More info »