AstDyS-2

Asteroids - Dynamic Site
AstDyS ∴ Objects ∴ 2009WS171 ∴ Summary
Contact »
2009WS171  ▹ 
SUMMARY
Keplerian elements at epoch
60400.0 MJD
Value 1-σ variation Units
a 2.35823 2.162e-08 au
e 0.186592 7.181e-08
i 3.743 7.881e-06 deg
Ω 316.82 0.0001736 deg
ω 357.584 0.0001792 deg
M 68.84 4.136e-05 deg

More info »
Other useful info
Absolute Magnitude (H)    18.5 mag
Slope parameter (G)    0.15 mag
Perihelion 1.9182 au
Aphelion 2.7983 au
Asc. node-Earth separation 0.90498 au
Desc. node-Earth separation 1.81203 au
Earth MOID 0.90414 au
Orbital period 1322.75 days
Date of orbit computation  feb 22 07:41
Observational summary
Optical observations (Discarded) 127 (0)
Radar observations (Discarded) 0 (0)
Arc length 6607.03 days
Unobserved 199 days

More info »
Ephemeris at epoch 60420 MJD
Right Ascension 40.8135 deg
Declination 18.5909 deg
V Magnitude 23.34 mag
Solar Elongation -14.27 deg
Galactic Latitude -36.85 deg
Rate 0.487 deg/day
Direction 72.771 deg

More info »