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AstDyS ∴ Objects ∴ 2001QL257 ∴ Summary
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(306820) 2001QL257  ▹ 
SUMMARY
Keplerian elements at epoch
60400.0 MJD
Value 1-σ variation Units
a 2.19525 1.149e-08 au
e 0.226542 4.966e-08
i 7.144 5.488e-06 deg
Ω 155.606 3.985e-05 deg
ω 153.238 4.262e-05 deg
M 8.568 1.594e-05 deg

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Other useful info
Absolute Magnitude (H)    17.1 mag
Slope parameter (G)    0.15 mag
Perihelion 1.6979 au
Aphelion 2.6926 au
Asc. node-Earth separation 1.6213 au
Desc. node-Earth separation 0.72264 au
Earth MOID 0.68703 au
Orbital period 1188.02 days
Date of orbit computation  apr 23 20:54
Observational summary
Optical observations (Discarded) 434 (6)
Radar observations (Discarded) 0 (0)
Arc length 8523.79 days
Unobserved 332 days

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Ephemeris at epoch 60437 MJD
Right Ascension 3.49637 deg
Declination 1.02547 deg
V Magnitude 21.21 mag
Solar Elongation 42.98 deg
Galactic Latitude -60.44 deg
Rate 0.614 deg/day
Direction 70.744 deg

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