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AstDyS ∴ Objects ∴ 1999YD4 ∴ Summary
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(249685) 1999YD4  ▹ 
SUMMARY
Keplerian elements at epoch
60400.0 MJD
Value 1-σ variation Units
a 2.36371 8.155e-09 au
e 0.298556 7.124e-08
i 23.324 6.597e-06 deg
Ω 3.05 1.019e-05 deg
ω 41.828 1.763e-05 deg
M 275.727 1.005e-05 deg

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Other useful info
Absolute Magnitude (H)    15.6 mag
Slope parameter (G)    0.15 mag
Perihelion 1.658 au
Aphelion 3.0694 au
Asc. node-Earth separation 0.75923 au
Desc. node-Earth separation 1.77226 au
Earth MOID 0.71126 au
Orbital period 1327.37 days
Date of orbit computation  feb 22 02:43
Observational summary
Optical observations (Discarded) 1021 (6)
Radar observations (Discarded) 0 (0)
Arc length 8542.95 days
Unobserved 345 days

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Ephemeris at epoch 60420 MJD
Right Ascension 328.749 deg
Declination -35.1754 deg
V Magnitude 20.65 mag
Solar Elongation 72.85 deg
Galactic Latitude -51.72 deg
Rate 0.367 deg/day
Direction 78.153 deg

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