AstDyS-2

Asteroids - Dynamic Site
AstDyS ∴ Objects ∴ 1999WP17 ∴ Summary
Contact »
(422681) 1999WP17  ▹ 
SUMMARY
Keplerian elements at epoch
60400.0 MJD
Value 1-σ variation Units
a 2.33807 1.563e-08 au
e 0.250861 4.702e-08
i 11.226 6.022e-06 deg
Ω 221.603 3.131e-05 deg
ω 217.673 3.436e-05 deg
M 264.874 1.443e-05 deg

More info »
Other useful info
Absolute Magnitude (H)    17.3 mag
Slope parameter (G)    0.15 mag
Perihelion 1.7515 au
Aphelion 2.9246 au
Asc. node-Earth separation 1.726 au
Desc. node-Earth separation 0.83691 au
Earth MOID 0.78027 au
Orbital period 1305.82 days
Date of orbit computation  apr 23 21:20
Observational summary
Optical observations (Discarded) 288 (0)
Radar observations (Discarded) 0 (0)
Arc length 8204.13 days
Unobserved 759 days

More info »
Ephemeris at epoch 60426 MJD
Right Ascension 340.84 deg
Declination 1.86732 deg
V Magnitude 22.55 mag
Solar Elongation 53.45 deg
Galactic Latitude -47.67 deg
Rate 0.414 deg/day
Direction 64.684 deg

More info »