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AstDyS ∴ Objects ∴ 1999XY131 ∴ Summary
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(121721) 1999XY131  ▹ 
SUMMARY
Keplerian elements at epoch
58400.0 MJD
Value 1-σ variation Units
a 3.12784 3.066e-08 au
e 0.119467 6.076e-08
i 9.824 8.146e-06 deg
Ω 302.742 3.315e-05 deg
ω 147.237 4.976e-05 deg
M 143.162 3.438e-05 deg

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Other useful info
Absolute Magnitude (H)    14.8 mag
Slope parameter (G)    0.15 mag
Perihelion 2.7542 au
Aphelion 3.5015 au
Asc. node-Earth separation 2.41113 au
Desc. node-Earth separation 1.81635 au
Earth MOID 1.7758 au
Orbital period 2020.53 days
Date of orbit computation  Oct 31 06:13
Observational summary
Optical observations (Discarded) 531 (2)
Radar observations (Discarded) 0 (0)
Arc length 6747.96 days
Unobserved 293 days

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Ephemeris at epoch 58566 MJD
Right Ascension 282.639 deg
Declination -29.047 deg
V Magnitude 21.08 mag
Solar Elongation 81.76 deg
Galactic Latitude -12.62 deg
Rate 0.179 deg/day
Direction 87.027 deg

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