AstDyS-2

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AstDyS ∴ Objects ∴ 1998WW31 ∴ Summary
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1998WW31  ▹ 
SUMMARY
Keplerian elements at epoch
58400.0 MJD
Value 1-σ variation Units
a 44.4304 0.01919 au
e 0.090553 0.0001554
i 6.825 0.0004736 deg
Ω 237.157 0.0003522 deg
ω 49.678 0.2356 deg
M 141.646 0.271 deg

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Other useful info
Absolute Magnitude (H)    6.2 mag
Slope parameter (G)    0.15 mag
Perihelion 40.4071 au
Aphelion 48.4537 au
Asc. node-Earth separation 40.6127 au
Desc. node-Earth separation 45.8218 au
Earth MOID 39.3938 au
Orbital period 108173 days
Date of orbit computation  Oct 31 11:06
Observational summary
Optical observations (Discarded) 32 (0)
Radar observations (Discarded) 0 (0)
Arc length 4784.1 days
Unobserved 2545 days

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Ephemeris at epoch 58465 MJD
Right Ascension 73.2495 deg
Declination 20.4519 deg
V Magnitude 22.95 mag
Solar Elongation -173.34 deg
Galactic Latitude -14.64 deg
Rate 0.018 deg/day
Direction -97.344 deg

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