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AstDyS ∴ Objects ∴ 1998HC51 ∴ Summary
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(39995) 1998HC51  ▹ 
SUMMARY
Keplerian elements at epoch
60400.0 MJD
Value 1-σ variation Units
a 2.63095 1.258e-08 au
e 0.086982 3.658e-08
i 13.56 4.542e-06 deg
Ω 218.587 1.665e-05 deg
ω 97.085 3.071e-05 deg
M 296.237 2.65e-05 deg

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Other useful info
Absolute Magnitude (H)    14.7 mag
Slope parameter (G)    0.15 mag
Perihelion 2.4021 au
Aphelion 2.8598 au
Asc. node-Earth separation 1.63223 au
Desc. node-Earth separation 1.5916 au
Earth MOID 1.43569 au
Orbital period 1558.72 days
Date of orbit computation  apr 23 19:54
Observational summary
Optical observations (Discarded) 1677 (206)
Radar observations (Discarded) 0 (0)
Arc length 10566.9 days
Unobserved 339 days

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Ephemeris at epoch 60427 MJD
Right Ascension 266.262 deg
Declination -13.5047 deg
V Magnitude 18.91 mag
Solar Elongation 129.86 deg
Galactic Latitude 8.09 deg
Rate 0.13 deg/day
Direction -2.824 deg

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