AstDyS-2

Asteroids - Dynamic Site
AstDyS ∴ Objects ∴ 1999YY22 ∴ Summary
Contact »
(71231) 1999YY22  ▹ 
SUMMARY
Keplerian elements at epoch
60400.0 MJD
Value 1-σ variation Units
a 2.7606 1.466e-08 au
e 0.145638 3.939e-08
i 8.05 5.225e-06 deg
Ω 291.851 3.763e-05 deg
ω 123.263 4.469e-05 deg
M 144.989 2.275e-05 deg

More info »
Other useful info
Absolute Magnitude (H)    15.6 mag
Slope parameter (G)    0.15 mag
Perihelion 2.3586 au
Aphelion 3.1627 au
Asc. node-Earth separation 1.92004 au
Desc. node-Earth separation 1.51941 au
Earth MOID 1.38234 au
Orbital period 1675.35 days
Date of orbit computation  feb 22 02:05
Observational summary
Optical observations (Discarded) 730 (2)
Radar observations (Discarded) 0 (0)
Arc length 11771.8 days
Unobserved 368 days

More info »
Ephemeris at epoch 60418 MJD
Right Ascension 206.603 deg
Declination -23.4758 deg
V Magnitude 20.05 mag
Solar Elongation 167.32 deg
Galactic Latitude 37.68 deg
Rate 0.215 deg/day
Direction -69.092 deg

More info »