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AstDyS ∴ Objects ∴ 1998TN38 ∴ Summary
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(159398) 1998TN38  ▹ 
SUMMARY
Keplerian elements at epoch
58400.0 MJD
Value 1-σ variation Units
a 3.12914 4.244e-08 au
e 0.259041 7.718e-08
i 19.235 1.135e-05 deg
Ω 192.111 2.064e-05 deg
ω 213.467 2.739e-05 deg
M 218.51 2.382e-05 deg

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Other useful info
Absolute Magnitude (H)    15.3 mag
Slope parameter (G)    0.15 mag
Perihelion 2.3186 au
Aphelion 3.9397 au
Asc. node-Earth separation 2.72262 au
Desc. node-Earth separation 1.40043 au
Earth MOID 1.34693 au
Orbital period 2021.79 days
Date of orbit computation  Oct 31 06:37
Observational summary
Optical observations (Discarded) 249 (2)
Radar observations (Discarded) 0 (0)
Arc length 7187 days
Unobserved 278 days

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Ephemeris at epoch 58564 MJD
Right Ascension 284.547 deg
Declination -4.46796 deg
V Magnitude 21.73 mag
Solar Elongation 76.27 deg
Galactic Latitude -3.53 deg
Rate 0.216 deg/day
Direction 62.671 deg

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