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NEODyS ∴ Objects ∴ Tantalus ∴ Summary
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(2102) Tantalus  ▹ 
SUMMARY
Keplerian elements at epoch
57800.0 MJD
Value 1-σ variation Units
a 1.29018 8.288e-10 au
e 0.299196 2.6e-08
i 64.003 1.174e-05 deg
Ω 94.366 4.532e-06 deg
ω 61.551 1.042e-05 deg
M 354.854 7.217e-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 1.6762 au
Asc. node-Earth separation 0.04509 au
Desc. node-Earth separation 0.35392 au
Earth MOID 0.04364 au
Orbital period 535.271 days
Date of orbit computation   Mar 14 15:45
Observational summary
Optical observations (Discarded) 894 (7)
Radar observations (Discarded) 0 (0)
Arc length 15005 days
Unobserved 58 days

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Ephemeris at epoch 57836 MJD
Right Ascension 324.537 deg
Declination 45.1695 deg
V Magnitude 18.08 mag
Solar Elongation 55.4 deg
Galactic Latitude -5.38 deg
Rate 0.144 deg/day
Direction -142.256 deg

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