NEODyS-2

Near Earth Objects - Dynamic Site
NEODyS ∴ Objects ∴ Tantalus ∴ Summary
Contact »
(2102) Tantalus  ▹ 
SUMMARY
Keplerian elements at epoch
58200.0 MJD
Value 1-σ variation Units
a 1.29016 7.683e-10 au
e 0.299132 1.929e-08
i 64.004 9.671e-06 deg
Ω 94.364 1.202e-06 deg
ω 61.542 7.215e-06 deg
M 263.905 5.654e-06 deg

More info »
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 0.04401 au
Desc. node-Earth separation 0.35355 au
Earth MOID 0.0426 au
Orbital period 535.259 days
Date of orbit computation   Mar 13 14:58
Observational summary
Optical observations (Discarded) 1093 (9)
Radar observations (Discarded) 1 (0)
Arc length 15159 days
Unobserved 358 days

More info »
Ephemeris at epoch 58290 MJD
Right Ascension 91.7103 deg
Declination 22.8117 deg
V Magnitude 17.88 mag
Solar Elongation -2.31 deg
Galactic Latitude 1.04 deg
Rate 0.826 deg/day
Direction 57.287 deg

More info »





This Web Site has been visited 8953 times since

and this Page has been visited 8709 times since 2011/06/23