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AstDyS ∴ Objects ∴ 2001XL221 ∴ Summary
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(57861) 2001XL221  ▹ 
SUMMARY
Keplerian elements at epoch
60400.0 MJD
Value 1-σ variation Units
a 3.15158 2.953e-08 au
e 0.104645 5.503e-08
i 1.948 5.489e-06 deg
Ω 59.678 0.0001729 deg
ω 94.647 0.000175 deg
M 281.628 2.943e-05 deg

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Other useful info
Absolute Magnitude (H)    15.3 mag
Slope parameter (G)    0.15 mag
Perihelion 2.8218 au
Aphelion 3.4814 au
Asc. node-Earth separation 2.15741 au
Desc. node-Earth separation 2.07813 au
Earth MOID 1.83313 au
Orbital period 2043.58 days
Date of orbit computation  apr 23 19:58
Observational summary
Optical observations (Discarded) 594 (1)
Radar observations (Discarded) 0 (0)
Arc length 12121 days
Unobserved 85 days

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Ephemeris at epoch 60426 MJD
Right Ascension 58.5933 deg
Declination 20.5473 deg
V Magnitude 21.27 mag
Solar Elongation -24.87 deg
Galactic Latitude -24.94 deg
Rate 0.36 deg/day
Direction 77.343 deg

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