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AstDyS ∴ Objects ∴ 2001XR257 ∴ Summary
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(194724) 2001XR257  ▹ 
SUMMARY
Keplerian elements at epoch
60400.0 MJD
Value 1-σ variation Units
a 3.97882 5.192e-08 au
e 0.149706 5.965e-08
i 10.396 7.616e-06 deg
Ω 241.518 3.68e-05 deg
ω 235.524 4.776e-05 deg
M 253.771 3.027e-05 deg

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Other useful info
Absolute Magnitude (H)    14.2 mag
Slope parameter (G)    0.15 mag
Perihelion 3.3832 au
Aphelion 4.5745 au
Asc. node-Earth separation 3.23748 au
Desc. node-Earth separation 2.59905 au
Earth MOID 2.41496 au
Orbital period 2898.87 days
Date of orbit computation  apr 23 20:30
Observational summary
Optical observations (Discarded) 458 (4)
Radar observations (Discarded) 0 (0)
Arc length 10883.2 days
Unobserved 202 days

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Ephemeris at epoch 60425 MJD
Right Ascension 1.82796 deg
Declination 9.2249 deg
V Magnitude 21.38 mag
Solar Elongation 30.49 deg
Galactic Latitude -52.11 deg
Rate 0.263 deg/day
Direction 65.654 deg

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