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AstDyS ∴ Objects ∴ 1998AR ∴ Summary
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(16866) 1998AR  ▹ 
SUMMARY
Keplerian elements at epoch
60400.0 MJD
Value 1-σ variation Units
a 2.39036 6.377e-09 au
e 0.097333 2.864e-08
i 4.016 2.758e-06 deg
Ω 341.167 4.187e-05 deg
ω 133.359 4.488e-05 deg
M 45.116 1.486e-05 deg

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Other useful info
Absolute Magnitude (H)    13.8 mag
Slope parameter (G)    0.15 mag
Perihelion 2.1577 au
Aphelion 2.623 au
Asc. node-Earth separation 1.5291 au
Desc. node-Earth separation 1.22867 au
Earth MOID 1.1768 au
Orbital period 1349.88 days
Date of orbit computation  apr 23 19:49
Observational summary
Optical observations (Discarded) 3841 (55)
Radar observations (Discarded) 0 (0)
Arc length 14059.5 days
Unobserved 36 days

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Ephemeris at epoch 60426 MJD
Right Ascension 154.021 deg
Declination 9.21649 deg
V Magnitude 17.76 mag
Solar Elongation -116.65 deg
Galactic Latitude 49.23 deg
Rate 0.114 deg/day
Direction 120.335 deg

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