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NEODyS ∴ Objects ∴ Tantalus ∴ Summary
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(2102) Tantalus  ▹ 
SUMMARY
Keplerian elements at epoch
58000.0 MJD
Value 1-σ variation Units
a 1.29013 6.139e-10 au
e 0.299153 1.181e-08
i 64.004 6.283e-06 deg
Ω 94.365 7.44e-07 deg
ω 61.549 4.498e-06 deg
M 129.377 3.506e-06 deg

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Other useful info
Absolute Magnitude (H)    16.0 mag
Slope parameter (G)    0.15 mag
Perihelion 0.9042 au
Aphelion 1.6761 au
Asc. node-Earth separation 0.04588 au
Desc. node-Earth separation 0.35377 au
Earth MOID 0.0444 au
Orbital period 535.241 days
Date of orbit computation   Oct 9 22:00
Observational summary
Optical observations (Discarded) 1093 (29)
Radar observations (Discarded) 1 (0)
Arc length 15159 days
Unobserved 114 days

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Ephemeris at epoch 58046 MJD
Right Ascension 254.138 deg
Declination -60.7425 deg
V Magnitude 19.82 mag
Solar Elongation -62.14 deg
Galactic Latitude -10.88 deg
Rate 0.369 deg/day
Direction 109.571 deg

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