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AstDyS ∴ Objects ∴ 1999TW142 ∴ Summary
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(121413) 1999TW142  ▹ 
SUMMARY
Keplerian elements at epoch
58400.0 MJD
Value 1-σ variation Units
a 2.64028 2.378e-08 au
e 0.214508 7.443e-08
i 0.779 6.131e-06 deg
Ω 248.485 0.0005684 deg
ω 74.863 0.0005687 deg
M 185.43 1.51e-05 deg

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Other useful info
Absolute Magnitude (H)    16.1 mag
Slope parameter (G)    0.15 mag
Perihelion 2.0739 au
Aphelion 3.2066 au
Asc. node-Earth separation 1.36811 au
Desc. node-Earth separation 1.68411 au
Earth MOID 1.0609 au
Orbital period 1567.01 days
Date of orbit computation  Oct 31 06:12
Observational summary
Optical observations (Discarded) 376 (2)
Radar observations (Discarded) 0 (0)
Arc length 7665.97 days
Unobserved 367 days

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Ephemeris at epoch 58499 MJD
Right Ascension 178.049 deg
Declination -0.18753 deg
V Magnitude 21.56 mag
Solar Elongation 117 deg
Galactic Latitude 59.2 deg
Rate 0.014 deg/day
Direction 132.423 deg

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