AstDyS-2

Asteroids - Dynamic Site
AstDyS ∴ Objects ∴ 1999VW221 ∴ Summary
Contact »
(205139) 1999VW221  ▹ 
SUMMARY
Keplerian elements at epoch
60400.0 MJD
Value 1-σ variation Units
a 2.56114 1.328e-08 au
e 0.192779 4.914e-08
i 2.788 6.216e-06 deg
Ω 347.525 0.0001215 deg
ω 73.269 0.0001227 deg
M 308.637 2.026e-05 deg

More info »
Other useful info
Absolute Magnitude (H)    16.7 mag
Slope parameter (G)    0.15 mag
Perihelion 2.0674 au
Aphelion 3.0549 au
Asc. node-Earth separation 1.32978 au
Desc. node-Earth separation 1.61854 au
Earth MOID 1.08247 au
Orbital period 1497.09 days
Date of orbit computation  apr 23 20:32
Observational summary
Optical observations (Discarded) 332 (1)
Radar observations (Discarded) 0 (0)
Arc length 9212.02 days
Unobserved 702 days

More info »
Ephemeris at epoch 60425 MJD
Right Ascension 7.50886 deg
Declination 3.60056 deg
V Magnitude 21.71 mag
Solar Elongation 26.63 deg
Galactic Latitude -58.84 deg
Rate 0.502 deg/day
Direction 65.532 deg

More info »