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(309988) 2009HC87  ▹ 
SUMMARY
Keplerian elements at epoch
60400.0 MJD
Value 1-σ variation Units
a 2.81646 2.473e-08 au
e 0.099261 5.74e-08
i 4.761 6.046e-06 deg
Ω 84.694 8.317e-05 deg
ω 247.4 9.116e-05 deg
M 298.069 3.549e-05 deg

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Other useful info
Absolute Magnitude (H)    17.0 mag
Slope parameter (G)    0.15 mag
Perihelion 2.5369 au
Aphelion 3.096 au
Asc. node-Earth separation 1.91567 au
Desc. node-Earth separation 1.67057 au
Earth MOID 1.53074 au
Orbital period 1726.45 days
Date of orbit computation  feb 22 02:56
Observational summary
Optical observations (Discarded) 188 (0)
Radar observations (Discarded) 0 (0)
Arc length 6966.17 days
Unobserved 348 days

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Ephemeris at epoch 60397 MJD
Right Ascension 281.358 deg
Declination -22.5207 deg
V Magnitude 22.22 mag
Solar Elongation 86.99 deg
Galactic Latitude -8.81 deg
Rate 0.254 deg/day
Direction 89.326 deg

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