AstDyS-2

Asteroids - Dynamic Site
AstDyS ∴ Objects ∴ 2011SD121 ∴ Summary
Contact »
(649763) 2011SD121  ▹ 
SUMMARY
Keplerian elements at epoch
60400.0 MJD
Value 1-σ variation Units
a 2.40327 1.777e-08 au
e 0.196615 1.248e-07
i 0.641 1.016e-05 deg
Ω 339.558 0.0006316 deg
ω 27.061 0.0006371 deg
M 131.174 7.564e-05 deg

More info »
Other useful info
Absolute Magnitude (H)    18.6 mag
Slope parameter (G)    0.15 mag
Perihelion 1.9307 au
Aphelion 2.8758 au
Asc. node-Earth separation 0.95732 au
Desc. node-Earth separation 1.81091 au
Earth MOID 0.92931 au
Orbital period 1360.82 days
Date of orbit computation  apr 23 22:05
Observational summary
Optical observations (Discarded) 89 (1)
Radar observations (Discarded) 0 (0)
Arc length 10011.1 days
Unobserved 80 days

More info »
Ephemeris at epoch 60431 MJD
Right Ascension 139.708 deg
Declination 15.6782 deg
V Magnitude 23.8 mag
Solar Elongation -96.47 deg
Galactic Latitude 39.58 deg
Rate 0.159 deg/day
Direction 108.56 deg

More info »