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AstDyS ∴ Objects ∴ 1999TD78 ∴ Summary
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(137339) 1999TD78  ▹ 
SUMMARY
Keplerian elements at epoch
60400.0 MJD
Value 1-σ variation Units
a 2.31164 8.712e-09 au
e 0.222904 5.375e-08
i 2.794 4.656e-06 deg
Ω 0.056 0.0001092 deg
ω 308.103 0.0001094 deg
M 9.792 1.081e-05 deg

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Other useful info
Absolute Magnitude (H)    17.2 mag
Slope parameter (G)    0.15 mag
Perihelion 1.7964 au
Aphelion 2.8269 au
Asc. node-Earth separation 0.92826 au
Desc. node-Earth separation 1.55128 au
Earth MOID 0.78318 au
Orbital period 1283.74 days
Date of orbit computation  apr 23 20:17
Observational summary
Optical observations (Discarded) 343 (3)
Radar observations (Discarded) 0 (0)
Arc length 8701.91 days
Unobserved 318 days

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Ephemeris at epoch 60423 MJD
Right Ascension 355.044 deg
Declination -3.12177 deg
V Magnitude 21.47 mag
Solar Elongation 38.8 deg
Galactic Latitude -60.56 deg
Rate 0.6 deg/day
Direction 65.529 deg

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