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AstDyS ∴ Objects ∴ 1999TK291 ∴ Summary
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(21868) 1999TK291  ▹ 
SUMMARY
Keplerian elements at epoch
60400.0 MJD
Value 1-σ variation Units
a 2.75754 1.039e-08 au
e 0.163676 3.305e-08
i 7.461 3.873e-06 deg
Ω 184.888 2.815e-05 deg
ω 142.515 3.059e-05 deg
M 190.075 1.215e-05 deg

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Other useful info
Absolute Magnitude (H)    14.0 mag
Slope parameter (G)    0.15 mag
Perihelion 2.3062 au
Aphelion 3.2089 au
Asc. node-Earth separation 2.08689 au
Desc. node-Earth separation 1.37376 au
Earth MOID 1.30038 au
Orbital period 1672.55 days
Date of orbit computation  feb 22 01:54
Observational summary
Optical observations (Discarded) 2845 (236)
Radar observations (Discarded) 0 (0)
Arc length 9818.26 days
Unobserved 87 days

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Ephemeris at epoch 60419 MJD
Right Ascension 142.043 deg
Declination 10.6699 deg
V Magnitude 19.57 mag
Solar Elongation -111.81 deg
Galactic Latitude 39.57 deg
Rate 0.055 deg/day
Direction 58.889 deg

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