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AstDyS ∴ Objects ∴ 1998SK4 ∴ Summary
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(118288) 1998SK4  ▹ 
SUMMARY
Keplerian elements at epoch
58400.0 MJD
Value 1-σ variation Units
a 2.29711 1.064e-08 au
e 0.216388 7.271e-08
i 1.612 6.06e-06 deg
Ω 141.118 0.0001939 deg
ω 238.587 0.0001946 deg
M 258.08 1.478e-05 deg

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Other useful info
Absolute Magnitude (H)    16.5 mag
Slope parameter (G)    0.15 mag
Perihelion 1.8 au
Aphelion 2.7942 au
Asc. node-Earth separation 1.47908 au
Desc. node-Earth separation 0.9546 au
Earth MOID 0.80235 au
Orbital period 1271.66 days
Date of orbit computation  Oct 31 06:10
Observational summary
Optical observations (Discarded) 449 (2)
Radar observations (Discarded) 0 (0)
Arc length 7199.04 days
Unobserved 287 days

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Ephemeris at epoch 58563 MJD
Right Ascension 320.916 deg
Declination -14.83 deg
V Magnitude 21.25 mag
Solar Elongation 41.2 deg
Galactic Latitude -40.32 deg
Rate 0.53 deg/day
Direction 72.621 deg

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