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AstDyS ∴ Objects ∴ 2001QR157 ∴ Summary
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(337391) 2001QR157  ▹ 
SUMMARY
Keplerian elements at epoch
60400.0 MJD
Value 1-σ variation Units
a 3.06967 2.054e-08 au
e 0.289631 6.356e-08
i 5.137 7.797e-06 deg
Ω 169.691 7.431e-05 deg
ω 219.733 7.548e-05 deg
M 36.12 1.182e-05 deg

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Other useful info
Absolute Magnitude (H)    15.9 mag
Slope parameter (G)    0.15 mag
Perihelion 2.1806 au
Aphelion 3.9587 au
Asc. node-Earth separation 2.62495 au
Desc. node-Earth separation 1.2941 au
Earth MOID 1.18866 au
Orbital period 1964.43 days
Date of orbit computation  feb 22 03:01
Observational summary
Optical observations (Discarded) 440 (2)
Radar observations (Discarded) 0 (0)
Arc length 8182.87 days
Unobserved 95 days

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Ephemeris at epoch 60416 MJD
Right Ascension 77.3505 deg
Declination 18.7933 deg
V Magnitude 21.29 mag
Solar Elongation -51.95 deg
Galactic Latitude -12.47 deg
Rate 0.42 deg/day
Direction 82.485 deg

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