AstDyS-2

Asteroids - Dynamic Site
AstDyS ∴ Objects ∴ 2005QQ21 ∴ Summary
Contact »
(229340) 2005QQ21  ▹ 
SUMMARY
Keplerian elements at epoch
60400.0 MJD
Value 1-σ variation Units
a 2.28375 8.231e-09 au
e 0.160404 6.493e-08
i 5.423 3.625e-06 deg
Ω 110.287 6.829e-05 deg
ω 237.032 7.015e-05 deg
M 134.714 1.623e-05 deg

More info »
Other useful info
Absolute Magnitude (H)    16.7 mag
Slope parameter (G)    0.15 mag
Perihelion 1.9174 au
Aphelion 2.6501 au
Asc. node-Earth separation 1.45469 au
Desc. node-Earth separation 1.03006 au
Earth MOID 0.9164 au
Orbital period 1260.58 days
Date of orbit computation  apr 23 20:38
Observational summary
Optical observations (Discarded) 596 (2)
Radar observations (Discarded) 0 (0)
Arc length 10270.1 days
Unobserved 75 days

More info »
Ephemeris at epoch 60425 MJD
Right Ascension 118.769 deg
Declination 23.5004 deg
V Magnitude 21.84 mag
Solar Elongation -81.28 deg
Galactic Latitude 23.93 deg
Rate 0.265 deg/day
Direction 99.989 deg

More info »