AstDyS-2

Asteroids - Dynamic Site
AstDyS ∴ Objects ∴ 2009ST51 ∴ Summary
Contact »
(407030) 2009ST51  ▹ 
SUMMARY
Keplerian elements at epoch
60400.0 MJD
Value 1-σ variation Units
a 3.06334 5.37e-08 au
e 0.041067 1.018e-07
i 15.01 1.138e-05 deg
Ω 183.426 2.63e-05 deg
ω 52.765 0.0001247 deg
M 6.062 0.0001271 deg

More info »
Other useful info
Absolute Magnitude (H)    16.7 mag
Slope parameter (G)    0.15 mag
Perihelion 2.9375 au
Aphelion 3.1891 au
Asc. node-Earth separation 1.98713 au
Desc. node-Earth separation 2.13424 au
Earth MOID 1.95309 au
Orbital period 1958.36 days
Date of orbit computation  feb 22 03:16
Observational summary
Optical observations (Discarded) 134 (1)
Radar observations (Discarded) 0 (0)
Arc length 5875.02 days
Unobserved 349 days

More info »
Ephemeris at epoch 60397 MJD
Right Ascension 261.007 deg
Declination -8.0722 deg
V Magnitude 21.99 mag
Solar Elongation 106.1 deg
Galactic Latitude 15.3 deg
Rate 0.159 deg/day
Direction 49.525 deg

More info »