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AstDyS ∴ Objects ∴ 1999RY31 ∴ Summary
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(101952) 1999RY31  ▹ 
SUMMARY
Keplerian elements at epoch
60400.0 MJD
Value 1-σ variation Units
a 2.25481 4.517e-09 au
e 0.315814 3.37e-08
i 7.931 3.376e-06 deg
Ω 59.336 2.246e-05 deg
ω 210.066 2.286e-05 deg
M 148.97 3.895e-06 deg

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Other useful info
Absolute Magnitude (H)    16.3 mag
Slope parameter (G)    0.15 mag
Perihelion 1.5427 au
Aphelion 2.9669 au
Asc. node-Earth separation 1.80613 au
Desc. node-Earth separation 0.58223 au
Earth MOID 0.53304 au
Orbital period 1236.7 days
Date of orbit computation  apr 23 20:09
Observational summary
Optical observations (Discarded) 1734 (174)
Radar observations (Discarded) 0 (0)
Arc length 9864.9 days
Unobserved 154 days

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Ephemeris at epoch 60425 MJD
Right Ascension 63.7082 deg
Declination 23.0718 deg
V Magnitude 22.11 mag
Solar Elongation -31.04 deg
Galactic Latitude -19.77 deg
Rate 0.349 deg/day
Direction 77.655 deg

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