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Asteroids - Dynamic Site
AstDyS ∴ Objects ∴ Neleus ∴ Summary
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(136557) Neleus  ▹ 
SUMMARY
Keplerian elements at epoch
58400.0 MJD
Value 1-σ variation Units
a 5.2107 1.688e-07 au
e 0.062257 9.287e-08
i 9.961 8.735e-06 deg
Ω 277.792 5.31e-05 deg
ω 163.311 0.0001004 deg
M 236.063 8.792e-05 deg

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Other useful info
Absolute Magnitude (H)    12.5 mag
Slope parameter (G)    0.15 mag
Perihelion 4.8863 au
Aphelion 5.5351 au
Asc. node-Earth separation 4.50196 au
Desc. node-Earth separation 3.91425 au
Earth MOID 3.90277 au
Orbital period 4344.53 days
Date of orbit computation  Oct 31 06:21
Observational summary
Optical observations (Discarded) 303 (3)
Radar observations (Discarded) 0 (0)
Arc length 16366.3 days
Unobserved 131 days

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Ephemeris at epoch 58443 MJD
Right Ascension 305.632 deg
Declination -13.6082 deg
V Magnitude 20.6 mag
Solar Elongation -66.44 deg
Galactic Latitude -26.24 deg
Rate 0.143 deg/day
Direction 78.28 deg

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