AstDyS-2

Asteroids - Dynamic Site
AstDyS ∴ Objects ∴ 1999TD9 ∴ Summary
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(118416) 1999TD9  ▹ 
SUMMARY
Keplerian elements at epoch
58400.0 MJD
Value 1-σ variation Units
a 3.20182 2.496e-08 au
e 0.21544 4.37e-08
i 7.978 6.275e-06 deg
Ω 182.429 3.671e-05 deg
ω 256.775 3.998e-05 deg
M 80.152 1.483e-05 deg

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Other useful info
Absolute Magnitude (H)    14.8 mag
Slope parameter (G)    0.15 mag
Perihelion 2.512 au
Aphelion 3.8916 au
Asc. node-Earth separation 2.21307 au
Desc. node-Earth separation 1.90694 au
Earth MOID 1.54137 au
Orbital period 2092.64 days
Date of orbit computation  Oct 31 06:11
Observational summary
Optical observations (Discarded) 596 (2)
Radar observations (Discarded) 0 (0)
Arc length 9003.95 days
Unobserved 258 days

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Ephemeris at epoch 58507 MJD
Right Ascension 215.566 deg
Declination -11.4657 deg
V Magnitude 20.96 mag
Solar Elongation 86.37 deg
Galactic Latitude 45.56 deg
Rate 0.157 deg/day
Direction 97.49 deg

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