AstDyS-2

Asteroids - Dynamic Site
AstDyS ∴ Objects ∴ 2011QQ54 ∴ Summary
Contact »
(553466) 2011QQ54  ▹ 
SUMMARY
Keplerian elements at epoch
60400.0 MJD
Value 1-σ variation Units
a 3.09372 2.314e-08 au
e 0.210459 9.899e-08
i 17.465 1.247e-05 deg
Ω 188.194 2.21e-05 deg
ω 160.188 4.731e-05 deg
M 108.279 3.073e-05 deg

More info »
Other useful info
Absolute Magnitude (H)    17.1 mag
Slope parameter (G)    0.15 mag
Perihelion 2.4426 au
Aphelion 3.7448 au
Asc. node-Earth separation 2.68835 au
Desc. node-Earth separation 1.46756 au
Earth MOID 1.44438 au
Orbital period 1987.56 days
Date of orbit computation  apr 23 21:47
Observational summary
Optical observations (Discarded) 121 (0)
Radar observations (Discarded) 0 (0)
Arc length 8083.9 days
Unobserved 521 days

More info »
Ephemeris at epoch 60426 MJD
Right Ascension 105.135 deg
Declination 7.50059 deg
V Magnitude 23.46 mag
Solar Elongation -70.37 deg
Galactic Latitude 5.43 deg
Rate 0.236 deg/day
Direction 78.527 deg

More info »