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AstDyS ∴ Objects ∴ 1999TN221 ∴ Summary
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(44809) 1999TN221  ▹ 
SUMMARY
Keplerian elements at epoch
60400.0 MJD
Value 1-σ variation Units
a 2.31009 6.068e-09 au
e 0.123981 3.163e-08
i 4.705 3.191e-06 deg
Ω 123.502 4.87e-05 deg
ω 300.644 5.165e-05 deg
M 313.352 1.733e-05 deg

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Other useful info
Absolute Magnitude (H)    15.7 mag
Slope parameter (G)    0.15 mag
Perihelion 2.0237 au
Aphelion 2.5965 au
Asc. node-Earth separation 1.15542 au
Desc. node-Earth separation 1.41277 au
Earth MOID 1.04229 au
Orbital period 1282.45 days
Date of orbit computation  apr 23 19:55
Observational summary
Optical observations (Discarded) 1563 (5)
Radar observations (Discarded) 0 (0)
Arc length 9826.79 days
Unobserved 175 days

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Ephemeris at epoch 60425 MJD
Right Ascension 20.4585 deg
Declination 5.32917 deg
V Magnitude 20.23 mag
Solar Elongation 14.37 deg
Galactic Latitude -56.72 deg
Rate 0.542 deg/day
Direction 68.953 deg

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