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AstDyS ∴ Objects ∴ 1998SP56 ∴ Summary
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(28116) 1998SP56  ▹ 
SUMMARY
Keplerian elements at epoch
58400.0 MJD
Value 1-σ variation Units
a 2.80876 1.774e-08 au
e 0.073344 6.078e-08
i 3.661 6.912e-06 deg
Ω 15.165 6.331e-05 deg
ω 312.637 7.505e-05 deg
M 118.429 3.952e-05 deg

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Other useful info
Absolute Magnitude (H)    13.7 mag
Slope parameter (G)    0.15 mag
Perihelion 2.6027 au
Aphelion 3.0148 au
Asc. node-Earth separation 1.66227 au
Desc. node-Earth separation 1.93757 au
Earth MOID 1.5923 au
Orbital period 1719.37 days
Date of orbit computation  Dec 20 14:16
Observational summary
Optical observations (Discarded) 1404 (6)
Radar observations (Discarded) 0 (0)
Arc length 10107.6 days
Unobserved 193 days

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Ephemeris at epoch 58580 MJD
Right Ascension 109.561 deg
Declination 25.8778 deg
V Magnitude 19.35 mag
Solar Elongation -90.93 deg
Galactic Latitude 17.01 deg
Rate 0.176 deg/day
Direction 105.077 deg

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