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2009HL21  ▹ 
SUMMARY
Keplerian elements at epoch
58400.0 MJD
Value 1-σ variation Units
a 1.66285 0.0004264 au
e 0.444278 0.0001513
i 1.008 0.0002806 deg
Ω 144.371 0.004511 deg
ω 9.378 0.006432 deg
M 170.604 0.6327 deg

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Other useful info
Absolute Magnitude (H)    22.4 mag
Slope parameter (G)    0.15 mag
Perihelion 0.9241 au
Aphelion 2.4016 au
Asc. node-Earth separation -0.06081 au
Desc. node-Earth separation 1.36289 au
Earth MOID 0.00794 au
Orbital period 783.207 days
Date of orbit computation   Oct 1 17:58
Observational summary
Optical observations (Discarded) 128 (0)
Radar observations (Discarded) 0 (0)
Arc length 40 days
Unobserved 3459 days

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Ephemeris at epoch 58441 MJD
Right Ascension 316.584 deg
Declination -16.8359 deg
V Magnitude 27.37 mag
Solar Elongation -77.71 deg
Galactic Latitude -37.23 deg
Rate 0.27 deg/day
Direction 73.642 deg

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