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AstDyS ∴ Objects ∴ 2001XQ257 ∴ Summary
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(337928) 2001XQ257  ▹ 
SUMMARY
Keplerian elements at epoch
60400.0 MJD
Value 1-σ variation Units
a 3.17556 2.65e-08 au
e 0.178999 6.515e-08
i 15.201 6.852e-06 deg
Ω 250.138 2.417e-05 deg
ω 133.393 3.031e-05 deg
M 346.986 2.124e-05 deg

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Other useful info
Absolute Magnitude (H)    15.3 mag
Slope parameter (G)    0.15 mag
Perihelion 2.6071 au
Aphelion 3.744 au
Asc. node-Earth separation 2.4906 au
Desc. node-Earth separation 1.75219 au
Earth MOID 1.63866 au
Orbital period 2066.94 days
Date of orbit computation  feb 22 03:01
Observational summary
Optical observations (Discarded) 372 (0)
Radar observations (Discarded) 0 (0)
Arc length 8095.83 days
Unobserved 121 days

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Ephemeris at epoch 60419 MJD
Right Ascension 10.4963 deg
Declination 15.0333 deg
V Magnitude 20.59 mag
Solar Elongation 16.58 deg
Galactic Latitude -47.78 deg
Rate 0.452 deg/day
Direction 68.846 deg

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