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AstDyS ∴ Objects ∴ 2009TN21 ∴ Summary
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(516763) 2009TN21  ▹ 
SUMMARY
Keplerian elements at epoch
60400.0 MJD
Value 1-σ variation Units
a 3.17227 3.185e-08 au
e 0.28653 8.381e-08
i 27.271 1.064e-05 deg
Ω 44.554 1.478e-05 deg
ω 300.716 2.2e-05 deg
M 232.472 1.348e-05 deg

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Other useful info
Absolute Magnitude (H)    15.8 mag
Slope parameter (G)    0.15 mag
Perihelion 2.2633 au
Aphelion 4.0812 au
Asc. node-Earth separation 1.54974 au
Desc. node-Earth separation 2.40253 au
Earth MOID 1.36781 au
Orbital period 2063.74 days
Date of orbit computation  feb 22 03:39
Observational summary
Optical observations (Discarded) 276 (0)
Radar observations (Discarded) 0 (0)
Arc length 7624.14 days
Unobserved 396 days

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Ephemeris at epoch 60419 MJD
Right Ascension 203.14 deg
Declination 6.83433 deg
V Magnitude 21.43 mag
Solar Elongation -161.6 deg
Galactic Latitude 67.48 deg
Rate 0.214 deg/day
Direction -88.417 deg

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