AstDyS-2

Asteroids - Dynamic Site
AstDyS ∴ Objects ∴ 1999TW99 ∴ Summary
Contact »
(129913) 1999TW99  ▹ 
SUMMARY
Keplerian elements at epoch
60400.0 MJD
Value 1-σ variation Units
a 2.34181 8.102e-09 au
e 0.154572 3.698e-08
i 7.256 4.035e-06 deg
Ω 149.567 3.241e-05 deg
ω 196.001 3.52e-05 deg
M 324.603 1.524e-05 deg

More info »
Other useful info
Absolute Magnitude (H)    15.8 mag
Slope parameter (G)    0.15 mag
Perihelion 1.9798 au
Aphelion 2.7038 au
Asc. node-Earth separation 1.69668 au
Desc. node-Earth separation 0.97922 au
Earth MOID 0.97306 au
Orbital period 1308.96 days
Date of orbit computation  Jun 5 01:04
Observational summary
Optical observations (Discarded) 1032 (4)
Radar observations (Discarded) 0 (0)
Arc length 8984.25 days
Unobserved 37 days

More info »
Ephemeris at epoch 60476 MJD
Right Ascension 356.324 deg
Declination -0.98015 deg
V Magnitude 19.81 mag
Solar Elongation 87.83 deg
Galactic Latitude -59.41 deg
Rate 0.4 deg/day
Direction 73.835 deg

More info »