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AstDyS ∴ Objects ∴ 1998HS81 ∴ Summary
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(100872) 1998HS81  ▹ 
SUMMARY
Keplerian elements at epoch
60400.0 MJD
Value 1-σ variation Units
a 3.02454 1.756e-08 au
e 0.137608 5.186e-08
i 6.631 5.361e-06 deg
Ω 44.791 4.057e-05 deg
ω 142.749 4.349e-05 deg
M 349.954 1.647e-05 deg

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Other useful info
Absolute Magnitude (H)    15.0 mag
Slope parameter (G)    0.15 mag
Perihelion 2.6083 au
Aphelion 3.4407 au
Asc. node-Earth separation 2.3422 au
Desc. node-Earth separation 1.66554 au
Earth MOID 1.6129 au
Orbital period 1921.27 days
Date of orbit computation  apr 23 20:09
Observational summary
Optical observations (Discarded) 891 (5)
Radar observations (Discarded) 0 (0)
Arc length 10351.2 days
Unobserved 36 days

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Ephemeris at epoch 60426 MJD
Right Ascension 166.683 deg
Declination 12.6503 deg
V Magnitude 19.41 mag
Solar Elongation -126.64 deg
Galactic Latitude 61.54 deg
Rate 0.063 deg/day
Direction -164.125 deg

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