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AstDyS ∴ Objects ∴ 1999TD139 ∴ Summary
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(121408) 1999TD139  ▹ 
SUMMARY
Keplerian elements at epoch
60400.0 MJD
Value 1-σ variation Units
a 2.68936 1.398e-08 au
e 0.068584 6.457e-08
i 2.575 6.237e-06 deg
Ω 11.123 0.0001028 deg
ω 341.136 0.0001086 deg
M 227.746 3.638e-05 deg

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Other useful info
Absolute Magnitude (H)    16.1 mag
Slope parameter (G)    0.15 mag
Perihelion 2.5049 au
Aphelion 2.8738 au
Asc. node-Earth separation 1.51396 au
Desc. node-Earth separation 1.86336 au
Earth MOID 1.49923 au
Orbital period 1610.91 days
Date of orbit computation  feb 22 02:15
Observational summary
Optical observations (Discarded) 504 (4)
Radar observations (Discarded) 0 (0)
Arc length 8560.96 days
Unobserved 378 days

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Ephemeris at epoch 60397 MJD
Right Ascension 223.966 deg
Declination -18.2353 deg
V Magnitude 20.6 mag
Solar Elongation 140.59 deg
Galactic Latitude 35.53 deg
Rate 0.098 deg/day
Direction -84.294 deg

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