AstDyS-2

Asteroids - Dynamic Site
AstDyS ∴ Objects ∴ 2009AY20 ∴ Summary
Contact »
(457586) 2009AY20  ▹ 
SUMMARY
Keplerian elements at epoch
60400.0 MJD
Value 1-σ variation Units
a 2.31164 1.226e-08 au
e 0.225662 6.15e-08
i 4.916 8.977e-06 deg
Ω 302.387 6.473e-05 deg
ω 138.327 7.191e-05 deg
M 145.751 2.432e-05 deg

More info »
Other useful info
Absolute Magnitude (H)    18.6 mag
Slope parameter (G)    0.15 mag
Perihelion 1.79 au
Aphelion 2.8333 au
Asc. node-Earth separation 1.62282 au
Desc. node-Earth separation 0.89393 au
Earth MOID 0.80977 au
Orbital period 1283.75 days
Date of orbit computation  feb 22 03:27
Observational summary
Optical observations (Discarded) 173 (1)
Radar observations (Discarded) 0 (0)
Arc length 7692.77 days
Unobserved 431 days

More info »
Ephemeris at epoch 60419 MJD
Right Ascension 255.809 deg
Declination -28.7392 deg
V Magnitude 23.24 mag
Solar Elongation 131.31 deg
Galactic Latitude 7.8 deg
Rate 0.076 deg/day
Direction -98.968 deg

More info »