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AstDyS ∴ Objects ∴ 1998XO89 ∴ Summary
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(21601) 1998XO89  ▹ 
SUMMARY
Keplerian elements at epoch
58400.0 MJD
Value 1-σ variation Units
a 5.22152 1.514e-07 au
e 0.035214 7.741e-08
i 19.471 7.089e-06 deg
Ω 263.634 2.236e-05 deg
ω 212.817 0.0001213 deg
M 223.042 0.0001258 deg

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Other useful info
Absolute Magnitude (H)    10.1 mag
Slope parameter (G)    0.15 mag
Perihelion 5.0376 au
Aphelion 5.4054 au
Asc. node-Earth separation 4.35711 au
Desc. node-Earth separation 4.08032 au
Earth MOID 4.06565 au
Orbital period 4358.06 days
Date of orbit computation  Oct 31 05:09
Observational summary
Optical observations (Discarded) 1122 (3)
Radar observations (Discarded) 0 (0)
Arc length 10075.8 days
Unobserved 32 days

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Ephemeris at epoch 58440 MJD
Right Ascension 323.482 deg
Declination 6.05818 deg
V Magnitude 17.95 mag
Solar Elongation -92.44 deg
Galactic Latitude -31.88 deg
Rate 0.088 deg/day
Direction 105.866 deg

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