AstDyS-2

Asteroids - Dynamic Site
AstDyS ∴ Objects ∴ Tuyouyou ∴ Summary
Contact »
(31230) Tuyouyou  ▹ 
SUMMARY
Keplerian elements at epoch
60400.0 MJD
Value 1-σ variation Units
a 2.68578 9.582e-09 au
e 0.147854 2.066e-08
i 14.209 2.965e-06 deg
Ω 110.091 1.038e-05 deg
ω 315.929 1.52e-05 deg
M 29.879 1.085e-05 deg

More info »
Other useful info
Absolute Magnitude (H)    13.7 mag
Slope parameter (G)    0.15 mag
Perihelion 2.2887 au
Aphelion 3.0829 au
Asc. node-Earth separation 1.39191 au
Desc. node-Earth separation 1.92291 au
Earth MOID 1.32506 au
Orbital period 1607.7 days
Date of orbit computation  apr 23 19:52
Observational summary
Optical observations (Discarded) 4545 (210)
Radar observations (Discarded) 0 (0)
Arc length 16689.8 days
Unobserved 36 days

More info »
Ephemeris at epoch 60427 MJD
Right Ascension 93.2463 deg
Declination 24.1258 deg
V Magnitude 18.85 mag
Solar Elongation -56.07 deg
Galactic Latitude 2.91 deg
Rate 0.419 deg/day
Direction 83.627 deg

More info »