AstDyS-2

Asteroids - Dynamic Site
AstDyS ∴ Objects ∴ 2011ST281 ∴ Summary
Contact »
2011ST281  ▹ 
SUMMARY
Keplerian elements at epoch
60400.0 MJD
Value 1-σ variation Units
a 2.40506 1.767e-08 au
e 0.209144 9.277e-08
i 1.464 9.358e-06 deg
Ω 308.194 0.0002968 deg
ω 23.119 0.0002995 deg
M 157.217 2.454e-05 deg

More info »
Other useful info
Absolute Magnitude (H)    18.5 mag
Slope parameter (G)    0.15 mag
Perihelion 1.9021 au
Aphelion 2.9081 au
Asc. node-Earth separation 0.91373 au
Desc. node-Earth separation 1.86382 au
Earth MOID 0.89129 au
Orbital period 1362.34 days
Date of orbit computation  feb 22 07:48
Observational summary
Optical observations (Discarded) 106 (0)
Radar observations (Discarded) 0 (0)
Arc length 5974.41 days
Unobserved 68 days

More info »
Ephemeris at epoch 60398 MJD
Right Ascension 118.317 deg
Declination 20.6602 deg
V Magnitude 23.65 mag
Solar Elongation -107.89 deg
Galactic Latitude 22.51 deg
Rate 0.076 deg/day
Direction 104.07 deg

More info »