AstDyS-2

Asteroids - Dynamic Site
AstDyS ∴ Objects ∴ 1999XQ121 ∴ Summary
Contact »
(71084) 1999XQ121  ▹ 
SUMMARY
Keplerian elements at epoch
60400.0 MJD
Value 1-σ variation Units
a 2.76315 1.178e-08 au
e 0.086189 4.467e-08
i 3.535 4.824e-06 deg
Ω 20.547 5.813e-05 deg
ω 9.157 6.208e-05 deg
M 136.981 2.202e-05 deg

More info »
Other useful info
Absolute Magnitude (H)    14.9 mag
Slope parameter (G)    0.15 mag
Perihelion 2.525 au
Aphelion 3.0013 au
Asc. node-Earth separation 1.53075 au
Desc. node-Earth separation 1.99574 au
Earth MOID 1.53008 au
Orbital period 1677.67 days
Date of orbit computation  apr 23 20:01
Observational summary
Optical observations (Discarded) 1572 (10)
Radar observations (Discarded) 0 (0)
Arc length 10755.3 days
Unobserved 36 days

More info »
Ephemeris at epoch 60426 MJD
Right Ascension 163.932 deg
Declination 8.78348 deg
V Magnitude 19.88 mag
Solar Elongation -125.89 deg
Galactic Latitude 57.08 deg
Rate 0.032 deg/day
Direction -113.603 deg

More info »