AstDyS-2

Asteroids - Dynamic Site
AstDyS ∴ Objects ∴ 1999TO4 ∴ Summary
Contact »
(121335) 1999TO4  ▹ 
SUMMARY
Keplerian elements at epoch
60400.0 MJD
Value 1-σ variation Units
a 1.90948 5.592e-09 au
e 0.086389 4.174e-08
i 21.124 7.03e-06 deg
Ω 9.553 1.04e-05 deg
ω 56.273 3.597e-05 deg
M 51.537 3.406e-05 deg

More info »
Other useful info
Absolute Magnitude (H)    16.7 mag
Slope parameter (G)    0.15 mag
Perihelion 1.7445 au
Aphelion 2.0744 au
Asc. node-Earth separation 0.80843 au
Desc. node-Earth separation 0.99202 au
Earth MOID 0.79343 au
Orbital period 963.765 days
Date of orbit computation  feb 22 02:15
Observational summary
Optical observations (Discarded) 840 (4)
Radar observations (Discarded) 0 (0)
Arc length 9431.21 days
Unobserved 69 days

More info »
Ephemeris at epoch 60398 MJD
Right Ascension 91.4782 deg
Declination 44.59 deg
V Magnitude 20.45 mag
Solar Elongation -83.17 deg
Galactic Latitude 11.25 deg
Rate 0.505 deg/day
Direction 113.235 deg

More info »