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AstDyS ∴ Objects ∴ 1999DE1 ∴ Summary
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(17887) 1999DE1  ▹ 
SUMMARY
Keplerian elements at epoch
58400.0 MJD
Value 1-σ variation Units
a 2.19083 9.537e-09 au
e 0.07583 3.763e-08
i 3.46 4.542e-06 deg
Ω 183.509 6.968e-05 deg
ω 29.154 7.739e-05 deg
M 326.891 3.488e-05 deg

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Other useful info
Absolute Magnitude (H)    15.1 mag
Slope parameter (G)    0.15 mag
Perihelion 2.0247 au
Aphelion 2.357 au
Asc. node-Earth separation 1.04416 au
Desc. node-Earth separation 1.3302 au
Earth MOID 1.01784 au
Orbital period 1184.44 days
Date of orbit computation  Oct 31 05:07
Observational summary
Optical observations (Discarded) 1233 (8)
Radar observations (Discarded) 0 (0)
Arc length 8042.63 days
Unobserved 358 days

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Ephemeris at epoch 58564 MJD
Right Ascension 260.443 deg
Declination -19.8637 deg
V Magnitude 18.95 mag
Solar Elongation 99.8 deg
Galactic Latitude 9.45 deg
Rate 0.292 deg/day
Direction 85.905 deg

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