AstDyS-2

Asteroids - Dynamic Site
AstDyS ∴ Objects ∴ 2009BA31 ∴ Summary
Contact »
(389149) 2009BA31  ▹ 
SUMMARY
Keplerian elements at epoch
60400.0 MJD
Value 1-σ variation Units
a 3.10792 4.006e-08 au
e 0.076694 5.764e-08
i 10.249 7.23e-06 deg
Ω 119.457 3.366e-05 deg
ω 294.008 6.155e-05 deg
M 347.832 5.249e-05 deg

More info »
Other useful info
Absolute Magnitude (H)    16.0 mag
Slope parameter (G)    0.15 mag
Perihelion 2.8696 au
Aphelion 3.3463 au
Asc. node-Earth separation 2.01266 au
Desc. node-Earth separation 2.17339 au
Earth MOID 1.9012 au
Orbital period 2001.26 days
Date of orbit computation  feb 22 03:12
Observational summary
Optical observations (Discarded) 296 (0)
Radar observations (Discarded) 0 (0)
Arc length 7236.77 days
Unobserved 111 days

More info »
Ephemeris at epoch 60398 MJD
Right Ascension 31.7059 deg
Declination 4.63187 deg
V Magnitude 21.76 mag
Solar Elongation -23.91 deg
Galactic Latitude -53.39 deg
Rate 0.399 deg/day
Direction 67.729 deg

More info »