AstDyS-2

Asteroids - Dynamic Site
AstDyS ∴ Objects ∴ 2004SY21 ∴ Summary
Contact »
(327041) 2004SY21  ▹ 
SUMMARY
Keplerian elements at epoch
60400.0 MJD
Value 1-σ variation Units
a 2.72085 2.029e-08 au
e 0.148507 4.305e-08
i 11.213 8.177e-06 deg
Ω 353.281 2.491e-05 deg
ω 282.527 3.728e-05 deg
M 186.695 2.826e-05 deg

More info »
Other useful info
Absolute Magnitude (H)    16.6 mag
Slope parameter (G)    0.15 mag
Perihelion 2.3168 au
Aphelion 3.1249 au
Asc. node-Earth separation 1.57299 au
Desc. node-Earth separation 1.75541 au
Earth MOID 1.33224 au
Orbital period 1639.29 days
Date of orbit computation  apr 23 20:58
Observational summary
Optical observations (Discarded) 257 (1)
Radar observations (Discarded) 0 (0)
Arc length 10303 days
Unobserved 142 days

More info »
Ephemeris at epoch 60425 MJD
Right Ascension 89.7428 deg
Declination 32.4982 deg
V Magnitude 22.66 mag
Solar Elongation -55.33 deg
Galactic Latitude 4.28 deg
Rate 0.295 deg/day
Direction 97.733 deg

More info »