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AstDyS ∴ Objects ∴ 2001QN257 ∴ Summary
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(239974) 2001QN257  ▹ 
SUMMARY
Keplerian elements at epoch
60400.0 MJD
Value 1-σ variation Units
a 1.81483 4.527e-09 au
e 0.087842 6.135e-08
i 21.656 7.832e-06 deg
Ω 358.337 1.181e-05 deg
ω 319.598 3.668e-05 deg
M 115.465 3.529e-05 deg

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Other useful info
Absolute Magnitude (H)    17.6 mag
Slope parameter (G)    0.15 mag
Perihelion 1.6554 au
Aphelion 1.9743 au
Asc. node-Earth separation 0.68455 au
Desc. node-Earth separation 0.93451 au
Earth MOID 0.6724 au
Orbital period 893.004 days
Date of orbit computation  feb 22 02:41
Observational summary
Optical observations (Discarded) 669 (123)
Radar observations (Discarded) 0 (0)
Arc length 8669.2 days
Unobserved 113 days

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Ephemeris at epoch 60423 MJD
Right Ascension 66.013 deg
Declination 37.7857 deg
V Magnitude 22.07 mag
Solar Elongation -40.27 deg
Galactic Latitude -8.19 deg
Rate 0.56 deg/day
Direction 84.567 deg

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