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AstDyS ∴ Objects ∴ 2001WA55 ∴ Summary
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(217990) 2001WA55  ▹ 
SUMMARY
Keplerian elements at epoch
60400.0 MJD
Value 1-σ variation Units
a 2.63554 1.413e-08 au
e 0.112004 5.75e-08
i 0.857 4.549e-06 deg
Ω 264.454 0.0004362 deg
ω 127.966 0.0004367 deg
M 95.076 2.58e-05 deg

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Other useful info
Absolute Magnitude (H)    16.9 mag
Slope parameter (G)    0.15 mag
Perihelion 2.3403 au
Aphelion 2.9307 au
Asc. node-Earth separation 1.77787 au
Desc. node-Earth separation 1.45232 au
Earth MOID 1.34643 au
Orbital period 1562.8 days
Date of orbit computation  feb 22 02:36
Observational summary
Optical observations (Discarded) 355 (1)
Radar observations (Discarded) 0 (0)
Arc length 8135.94 days
Unobserved 57 days

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Ephemeris at epoch 60398 MJD
Right Ascension 121.252 deg
Declination 19.445 deg
V Magnitude 21.77 mag
Solar Elongation -110.83 deg
Galactic Latitude 24.62 deg
Rate 0.097 deg/day
Direction 100.322 deg

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