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AstDyS ∴ Objects ∴ 1999XY253 ∴ Summary
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(121755) 1999XY253  ▹ 
SUMMARY
Keplerian elements at epoch
58400.0 MJD
Value 1-σ variation Units
a 2.97468 3.236e-08 au
e 0.035259 5.889e-08
i 1.381 7.358e-06 deg
Ω 119.569 0.0003297 deg
ω 163.069 0.0003554 deg
M 63.109 0.0001337 deg

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Other useful info
Absolute Magnitude (H)    15.9 mag
Slope parameter (G)    0.15 mag
Perihelion 2.8698 au
Aphelion 3.0796 au
Asc. node-Earth separation 2.08968 au
Desc. node-Earth separation 1.85729 au
Earth MOID 1.85216 au
Orbital period 1873.95 days
Date of orbit computation  Oct 31 06:13
Observational summary
Optical observations (Discarded) 240 (0)
Radar observations (Discarded) 0 (0)
Arc length 8210.98 days
Unobserved 171 days

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Ephemeris at epoch 58568 MJD
Right Ascension 16.7449 deg
Declination 6.00054 deg
V Magnitude 21.67 mag
Solar Elongation -12.99 deg
Galactic Latitude -56.66 deg
Rate 0.387 deg/day
Direction 67.548 deg

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