AstDyS-2

Asteroids - Dynamic Site
AstDyS ∴ Objects ∴ 1999UL21 ∴ Summary
Contact »
(269795) 1999UL21  ▹ 
SUMMARY
Keplerian elements at epoch
60400.0 MJD
Value 1-σ variation Units
a 2.81668 3.073e-08 au
e 0.073682 5.378e-08
i 16.697 6.42e-06 deg
Ω 212.978 2.003e-05 deg
ω 288.293 5.147e-05 deg
M 319.152 5.079e-05 deg

More info »
Other useful info
Absolute Magnitude (H)    15.9 mag
Slope parameter (G)    0.15 mag
Perihelion 2.6091 au
Aphelion 3.0242 au
Asc. node-Earth separation 1.73256 au
Desc. node-Earth separation 1.8744 au
Earth MOID 1.66839 au
Orbital period 1726.65 days
Date of orbit computation  apr 23 20:46
Observational summary
Optical observations (Discarded) 411 (3)
Radar observations (Discarded) 0 (0)
Arc length 9748.06 days
Unobserved 107 days

More info »
Ephemeris at epoch 60425 MJD
Right Ascension 82.6103 deg
Declination 10.5657 deg
V Magnitude 21.45 mag
Solar Elongation -48.87 deg
Galactic Latitude -12.66 deg
Rate 0.383 deg/day
Direction 84.56 deg

More info »