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AstDyS ∴ Objects ∴ 1999TW308 ∴ Summary
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(121509) 1999TW308  ▹ 
SUMMARY
Keplerian elements at epoch
58400.0 MJD
Value 1-σ variation Units
a 2.85509 2.916e-08 au
e 0.164175 6.888e-08
i 13.466 9.137e-06 deg
Ω 334.835 2.812e-05 deg
ω 61.658 4.082e-05 deg
M 290.411 2.897e-05 deg

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Other useful info
Absolute Magnitude (H)    15.0 mag
Slope parameter (G)    0.15 mag
Perihelion 2.3864 au
Aphelion 3.3238 au
Asc. node-Earth separation 1.56686 au
Desc. node-Earth separation 2.02191 au
Earth MOID 1.42373 au
Orbital period 1762.09 days
Date of orbit computation  Oct 31 06:12
Observational summary
Optical observations (Discarded) 431 (5)
Radar observations (Discarded) 0 (0)
Arc length 6910.1 days
Unobserved 222 days

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Ephemeris at epoch 58561 MJD
Right Ascension 349.565 deg
Declination -2.38375 deg
V Magnitude 20.04 mag
Solar Elongation 8.58 deg
Galactic Latitude -56.69 deg
Rate 0.466 deg/day
Direction 61.624 deg

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