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NEODyS ∴ Objects ∴ 2009HL21 ∴ Summary
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2009HL21  ▹ 
SUMMARY
Keplerian elements at epoch
58000.0 MJD
Value 1-σ variation Units
a 1.66324 0.0003022 au
e 0.44437 0.0001063
i 1.008 0.0001868 deg
Ω 144.365 0.00351 deg
ω 9.4 0.004532 deg
M 346.443 0.3915 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 2.4023 au
Asc. node-Earth separation -0.05781 au
Desc. node-Earth separation 1.36427 au
Earth MOID 0.00775 au
Orbital period 783.484 days
Date of orbit computation   Oct 9 19:04
Observational summary
Optical observations (Discarded) 128 (2)
Radar observations (Discarded) 0 (0)
Arc length 40 days
Unobserved 3065 days

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Ephemeris at epoch 58047 MJD
Right Ascension 191.616 deg
Declination -4.69204 deg
V Magnitude 24.55 mag
Solar Elongation 15.03 deg
Galactic Latitude 58.16 deg
Rate 1.105 deg/day
Direction 112.423 deg

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