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(257702) 1999XR20  ▹ 
SUMMARY
Keplerian elements at epoch
60400.0 MJD
Value 1-σ variation Units
a 2.31845 8.226e-09 au
e 0.244947 7.842e-08
i 6.157 3.679e-06 deg
Ω 72.409 5.841e-05 deg
ω 282.731 5.931e-05 deg
M 355.904 9.747e-06 deg

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Other useful info
Absolute Magnitude (H)    17.0 mag
Slope parameter (G)    0.15 mag
Perihelion 1.7506 au
Aphelion 2.8863 au
Asc. node-Earth separation 1.08263 au
Desc. node-Earth separation 1.28969 au
Earth MOID 0.75888 au
Orbital period 1289.42 days
Date of orbit computation  feb 22 02:45
Observational summary
Optical observations (Discarded) 512 (1)
Radar observations (Discarded) 0 (0)
Arc length 8672 days
Unobserved 264 days

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Ephemeris at epoch 60398 MJD
Right Ascension 356.941 deg
Declination -5.65564 deg
V Magnitude 20.92 mag
Solar Elongation 14.08 deg
Galactic Latitude -63.72 deg
Rate 0.661 deg/day
Direction 66.5 deg

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