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AstDyS ∴ Objects ∴ 1998HS89 ∴ Summary
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(40002) 1998HS89  ▹ 
SUMMARY
Keplerian elements at epoch
60400.0 MJD
Value 1-σ variation Units
a 2.71165 1.432e-08 au
e 0.062265 5.068e-08
i 6.117 5.9e-06 deg
Ω 182.96 3.737e-05 deg
ω 156.781 5.458e-05 deg
M 170.009 4.008e-05 deg

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Other useful info
Absolute Magnitude (H)    15.3 mag
Slope parameter (G)    0.15 mag
Perihelion 2.5428 au
Aphelion 2.8805 au
Asc. node-Earth separation 1.86832 au
Desc. node-Earth separation 1.55294 au
Earth MOID 1.53558 au
Orbital period 1630.98 days
Date of orbit computation  feb 22 01:58
Observational summary
Optical observations (Discarded) 987 (2)
Radar observations (Discarded) 0 (0)
Arc length 9405.23 days
Unobserved 67 days

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Ephemeris at epoch 60397 MJD
Right Ascension 135.488 deg
Declination 12.3411 deg
V Magnitude 20.15 mag
Solar Elongation -126.72 deg
Galactic Latitude 34.49 deg
Rate 0.054 deg/day
Direction -16.642 deg

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