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AstDyS ∴ Objects ∴ 1998SP90 ∴ Summary
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(168429) 1998SP90  ▹ 
SUMMARY
Keplerian elements at epoch
60400.0 MJD
Value 1-σ variation Units
a 2.67713 1.27e-08 au
e 0.228772 4.527e-08
i 2.965 4.75e-06 deg
Ω 90.357 0.0001091 deg
ω 246.109 0.0001098 deg
M 312.819 1.271e-05 deg

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Other useful info
Absolute Magnitude (H)    16.4 mag
Slope parameter (G)    0.15 mag
Perihelion 2.0647 au
Aphelion 3.2896 au
Asc. node-Earth separation 1.81219 au
Desc. node-Earth separation 1.3062 au
Earth MOID 1.05718 au
Orbital period 1599.94 days
Date of orbit computation  apr 23 20:24
Observational summary
Optical observations (Discarded) 500 (3)
Radar observations (Discarded) 0 (0)
Arc length 8956.14 days
Unobserved 394 days

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Ephemeris at epoch 60425 MJD
Right Ascension 301.37 deg
Declination -20.501 deg
V Magnitude 20.84 mag
Solar Elongation 95.77 deg
Galactic Latitude -25.11 deg
Rate 0.298 deg/day
Direction 81.716 deg

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