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AstDyS ∴ Objects ∴ 1998SP56 ∴ Summary
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(28116) 1998SP56  ▹ 
SUMMARY
Keplerian elements at epoch
58800.0 MJD
Value 1-σ variation Units
a 2.80769 1.638e-08 au
e 0.073743 5.748e-08
i 3.661 5.658e-06 deg
Ω 15.152 6.245e-05 deg
ω 312.605 7.109e-05 deg
M 202.242 3.432e-05 deg

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Other useful info
Absolute Magnitude (H)    13.7 mag
Slope parameter (G)    0.15 mag
Perihelion 2.6006 au
Aphelion 3.0147 au
Asc. node-Earth separation 1.66075 au
Desc. node-Earth separation 1.94034 au
Earth MOID 1.59134 au
Orbital period 1718.39 days
Date of orbit computation  Oct 21 18:16
Observational summary
Optical observations (Discarded) 1549 (6)
Radar observations (Discarded) 0 (0)
Arc length 10310.2 days
Unobserved 197 days

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Ephemeris at epoch 58804 MJD
Right Ascension 183.088 deg
Declination 0.22634 deg
V Magnitude 19.69 mag
Solar Elongation 51.33 deg
Galactic Latitude 61.51 deg
Rate 0.326 deg/day
Direction 114.161 deg

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