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AstDyS ∴ Objects ∴ 1998SK21 ∴ Summary
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(58998) 1998SK21  ▹ 
SUMMARY
Keplerian elements at epoch
60400.0 MJD
Value 1-σ variation Units
a 2.75019 1.373e-08 au
e 0.161252 3.723e-08
i 13.024 5.604e-06 deg
Ω 187.85 1.815e-05 deg
ω 90.708 2.571e-05 deg
M 289.729 1.96e-05 deg

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Other useful info
Absolute Magnitude (H)    15.0 mag
Slope parameter (G)    0.15 mag
Perihelion 2.3067 au
Aphelion 3.1937 au
Asc. node-Earth separation 1.68581 au
Desc. node-Earth separation 1.67282 au
Earth MOID 1.33597 au
Orbital period 1665.87 days
Date of orbit computation  apr 23 19:58
Observational summary
Optical observations (Discarded) 1160 (25)
Radar observations (Discarded) 0 (0)
Arc length 9837.13 days
Unobserved 35 days

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Ephemeris at epoch 60425 MJD
Right Ascension 184.933 deg
Declination 0.8135 deg
V Magnitude 18.96 mag
Solar Elongation -149.15 deg
Galactic Latitude 62.61 deg
Rate 0.179 deg/day
Direction -43.379 deg

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