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AstDyS ∴ Objects ∴ 2003QQ21 ∴ Summary
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(213816) 2003QQ21  ▹ 
SUMMARY
Keplerian elements at epoch
60400.0 MJD
Value 1-σ variation Units
a 2.25643 9.299e-09 au
e 0.121843 4.538e-08
i 5.642 3.682e-06 deg
Ω 102.124 5.619e-05 deg
ω 202.506 6.028e-05 deg
M 63.591 2.31e-05 deg

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Other useful info
Absolute Magnitude (H)    16.4 mag
Slope parameter (G)    0.15 mag
Perihelion 1.9815 au
Aphelion 2.5314 au
Asc. node-Earth separation 1.52214 au
Desc. node-Earth separation 0.98141 au
Earth MOID 0.96726 au
Orbital period 1238.03 days
Date of orbit computation  apr 23 20:34
Observational summary
Optical observations (Discarded) 823 (6)
Radar observations (Discarded) 0 (0)
Arc length 8366.81 days
Unobserved 182 days

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Ephemeris at epoch 60425 MJD
Right Ascension 30.2519 deg
Declination 8.37684 deg
V Magnitude 20.94 mag
Solar Elongation 5.35 deg
Galactic Latitude -50.7 deg
Rate 0.514 deg/day
Direction 69.335 deg

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