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AstDyS ∴ Objects ∴ 1997HM16 ∴ Summary
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(100580) 1997HM16  ▹ 
SUMMARY
Keplerian elements at epoch
60400.0 MJD
Value 1-σ variation Units
a 2.37815 1.094e-08 au
e 0.143276 4.336e-08
i 0.707 5.72e-06 deg
Ω 210.886 0.0003729 deg
ω 24.602 0.0003734 deg
M 96.938 2.263e-05 deg

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Other useful info
Absolute Magnitude (H)    16.9 mag
Slope parameter (G)    0.15 mag
Perihelion 2.0374 au
Aphelion 2.7189 au
Asc. node-Earth separation 1.05548 au
Desc. node-Earth separation 1.68505 au
Earth MOID 1.02587 au
Orbital period 1339.54 days
Date of orbit computation  feb 22 02:11
Observational summary
Optical observations (Discarded) 517 (2)
Radar observations (Discarded) 0 (0)
Arc length 9006.21 days
Unobserved 849 days

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Ephemeris at epoch 60398 MJD
Right Ascension 354.018 deg
Declination -2.20758 deg
V Magnitude 22.01 mag
Solar Elongation 14.83 deg
Galactic Latitude -59.23 deg
Rate 0.456 deg/day
Direction 66.854 deg

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