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AstDyS ∴ Objects ∴ 1998WU31 ∴ Summary
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(69990) 1998WU31  ▹ 
SUMMARY
Keplerian elements at epoch
60400.0 MJD
Value 1-σ variation Units
a 39.4769 0.004723 au
e 0.190154 6.929e-05
i 6.563 9.487e-05 deg
Ω 237.044 0.0004499 deg
ω 143.029 0.01561 deg
M 56.756 0.01988 deg

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Other useful info
Absolute Magnitude (H)    8.1 mag
Slope parameter (G)    0.15 mag
Perihelion 31.9702 au
Aphelion 46.9836 au
Asc. node-Earth separation 43.8505 au
Desc. node-Earth separation 32.0457 au
Earth MOID 30.9756 au
Orbital period 90596.8 days
Date of orbit computation  apr 23 20:01
Observational summary
Optical observations (Discarded) 31 (0)
Radar observations (Discarded) 0 (0)
Arc length 6978.2 days
Unobserved 2311 days

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Ephemeris at epoch 60426 MJD
Right Ascension 96.2022 deg
Declination 19.1221 deg
V Magnitude 23.93 mag
Solar Elongation -60.04 deg
Galactic Latitude 2.97 deg
Rate 0.017 deg/day
Direction 88.241 deg

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