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AstDyS ∴ Objects ∴ 1998TW18 ∴ Summary
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(145822) 1998TW18  ▹ 
SUMMARY
Keplerian elements at epoch
60400.0 MJD
Value 1-σ variation Units
a 2.47061 1.01e-08 au
e 0.195107 4.888e-08
i 4.737 4.339e-06 deg
Ω 203.528 5.775e-05 deg
ω 169.497 5.919e-05 deg
M 209.231 1.345e-05 deg

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Other useful info
Absolute Magnitude (H)    16.3 mag
Slope parameter (G)    0.15 mag
Perihelion 1.9886 au
Aphelion 2.9526 au
Asc. node-Earth separation 1.93781 au
Desc. node-Earth separation 0.99811 au
Earth MOID 0.9894 au
Orbital period 1418.42 days
Date of orbit computation  apr 23 20:19
Observational summary
Optical observations (Discarded) 696 (5)
Radar observations (Discarded) 0 (0)
Arc length 9316.14 days
Unobserved 37 days

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Ephemeris at epoch 60425 MJD
Right Ascension 217.467 deg
Declination -12.8888 deg
V Magnitude 20.19 mag
Solar Elongation 175.32 deg
Galactic Latitude 43.4 deg
Rate 0.24 deg/day
Direction -65.877 deg

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