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AstDyS ∴ Objects ∴ 1999XL220 ∴ Summary
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(137778) 1999XL220  ▹ 
SUMMARY
Keplerian elements at epoch
60400.0 MJD
Value 1-σ variation Units
a 2.38745 1.244e-08 au
e 0.126239 4.18e-08
i 10.202 6.146e-06 deg
Ω 340.493 2.717e-05 deg
ω 103.382 4.169e-05 deg
M 221.858 3.052e-05 deg

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Other useful info
Absolute Magnitude (H)    16.4 mag
Slope parameter (G)    0.15 mag
Perihelion 2.0861 au
Aphelion 2.6888 au
Asc. node-Earth separation 1.41178 au
Desc. node-Earth separation 1.29213 au
Earth MOID 1.12992 au
Orbital period 1347.41 days
Date of orbit computation  apr 23 20:17
Observational summary
Optical observations (Discarded) 537 (2)
Radar observations (Discarded) 0 (0)
Arc length 8591.87 days
Unobserved 309 days

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Ephemeris at epoch 60427 MJD
Right Ascension 329.543 deg
Declination -18.6524 deg
V Magnitude 21.76 mag
Solar Elongation 71.8 deg
Galactic Latitude -49.41 deg
Rate 0.318 deg/day
Direction 69.201 deg

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