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AstDyS ∴ Objects ∴ 2009XH21 ∴ Summary
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(281821) 2009XH21  ▹ 
SUMMARY
Keplerian elements at epoch
60400.0 MJD
Value 1-σ variation Units
a 2.37398 1.368e-08 au
e 0.011501 5.701e-08
i 8.03 6.087e-06 deg
Ω 98.681 3.266e-05 deg
ω 346.313 0.000205 deg
M 342.851 0.0002034 deg

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Other useful info
Absolute Magnitude (H)    17.1 mag
Slope parameter (G)    0.15 mag
Perihelion 2.3467 au
Aphelion 2.4013 au
Asc. node-Earth separation 1.36475 au
Desc. node-Earth separation 1.38384 au
Earth MOID 1.36414 au
Orbital period 1336.02 days
Date of orbit computation  feb 22 02:50
Observational summary
Optical observations (Discarded) 362 (2)
Radar observations (Discarded) 0 (0)
Arc length 10623.9 days
Unobserved 109 days

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Ephemeris at epoch 60419 MJD
Right Ascension 58.5379 deg
Declination 17.62 deg
V Magnitude 22.22 mag
Solar Elongation -31.14 deg
Galactic Latitude -27.04 deg
Rate 0.464 deg/day
Direction 74.142 deg

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