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AstDyS ∴ Objects ∴ 2001RY81 ∴ Summary
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(109777) 2001RY81  ▹ 
SUMMARY
Keplerian elements at epoch
60400.0 MJD
Value 1-σ variation Units
a 2.65738 1.106e-08 au
e 0.175575 4.704e-08
i 13.368 4.587e-06 deg
Ω 30.244 1.937e-05 deg
ω 10.624 2.44e-05 deg
M 55.177 1.535e-05 deg

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Other useful info
Absolute Magnitude (H)    15.6 mag
Slope parameter (G)    0.15 mag
Perihelion 2.1908 au
Aphelion 3.124 au
Asc. node-Earth separation 1.2024 au
Desc. node-Earth separation 2.1078 au
Earth MOID 1.19989 au
Orbital period 1582.26 days
Date of orbit computation  apr 23 20:11
Observational summary
Optical observations (Discarded) 1021 (128)
Radar observations (Discarded) 0 (0)
Arc length 9069.05 days
Unobserved 96 days

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Ephemeris at epoch 60425 MJD
Right Ascension 101 deg
Declination 35.1945 deg
V Magnitude 20.8 mag
Solar Elongation -64.84 deg
Galactic Latitude 13.84 deg
Rate 0.38 deg/day
Direction 101.871 deg

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