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AstDyS ∴ Objects ∴ 1999UD31 ∴ Summary
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(43008) 1999UD31  ▹ 
SUMMARY
Keplerian elements at epoch
60400.0 MJD
Value 1-σ variation Units
a 2.34849 6.508e-09 au
e 0.188548 3.074e-08
i 1.968 3.243e-06 deg
Ω 126.225 0.0001141 deg
ω 204.044 0.0001146 deg
M 321.489 1.17e-05 deg

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Other useful info
Absolute Magnitude (H)    15.7 mag
Slope parameter (G)    0.15 mag
Perihelion 1.9057 au
Aphelion 2.7913 au
Asc. node-Earth separation 1.7516 au
Desc. node-Earth separation 0.91737 au
Earth MOID 0.89476 au
Orbital period 1314.56 days
Date of orbit computation  feb 22 01:59
Observational summary
Optical observations (Discarded) 1489 (19)
Radar observations (Discarded) 0 (0)
Arc length 9674.14 days
Unobserved 316 days

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Ephemeris at epoch 60420 MJD
Right Ascension 314.275 deg
Declination -16.4101 deg
V Magnitude 19.99 mag
Solar Elongation 78.03 deg
Galactic Latitude -35.02 deg
Rate 0.462 deg/day
Direction 74.832 deg

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