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2009HL21  ▹ 
SUMMARY
Keplerian elements
(Epoch 60400.0 MJD)
Value 1-σ variation Units
a 1.66332 0.000321 au
e 0.444315 0.0001221
i 1.01 0.0003892 deg
Ω 144.353 0.01007 deg
ω 9.42 0.01247 deg
M 9.312 1.051 deg

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Other useful info
Absolute Magnitude (H)    22.4 mag
Slope parameter (G)    0.15 mag
Perihelion distance 0.9243 au
Aphelion distance 2.4024 au
Asc. node-Earth separation -0.05873 au
Desc. node-Earth separation 1.36395 au
Earth MOID 0.00777 au
Orbital period 783.541 days
Date of orbit computation   feb 26 10:44
Observational summary
Optical observations (Discarded) 128 (1)
Radar observations (Discarded) 0 (0)
Arc length 40 days
Unobserved 5444 days

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Ephemeris
(Epoch 60426 MJD)
Right Ascension 155.656 deg
Declination 18.1053 deg
V Magnitude 20.3 mag
Solar Elongation -114.7 deg
Galactic Latitude 54.63 deg
Rate 2.997 deg/day
Direction 112.087 deg

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