AstDyS-2

Asteroids - Dynamic Site
AstDyS ∴ Objects ∴ 2009ST12 ∴ Summary
Contact »
(573714) 2009ST12  ▹ 
SUMMARY
Keplerian elements at epoch
60400.0 MJD
Value 1-σ variation Units
a 2.96422 2.747e-08 au
e 0.113171 9.236e-08
i 9.511 1.34e-05 deg
Ω 353.057 3.565e-05 deg
ω 44.793 6.45e-05 deg
M 271.852 5.623e-05 deg

More info »
Other useful info
Absolute Magnitude (H)    16.6 mag
Slope parameter (G)    0.15 mag
Perihelion 2.6288 au
Aphelion 3.2997 au
Asc. node-Earth separation 1.70382 au
Desc. node-Earth separation 2.18788 au
Earth MOID 1.64485 au
Orbital period 1864.08 days
Date of orbit computation  apr 23 21:50
Observational summary
Optical observations (Discarded) 156 (0)
Radar observations (Discarded) 0 (0)
Arc length 8652.01 days
Unobserved 332 days

More info »
Ephemeris at epoch 60450 MJD
Right Ascension 332.002 deg
Declination -19.4687 deg
V Magnitude 22.16 mag
Solar Elongation 92.03 deg
Galactic Latitude -51.87 deg
Rate 0.196 deg/day
Direction 73.044 deg

More info »