AstDyS-2

Asteroids - Dynamic Site
AstDyS ∴ Objects ∴ Niobe ∴ Summary
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(71) Niobe  ▹ 
SUMMARY
Keplerian elements at epoch
58400.0 MJD
Value 1-σ variation Units
a 2.75685 8.134e-09 au
e 0.173321 3.433e-08
i 23.26 4.105e-06 deg
Ω 316.01 1.01e-05 deg
ω 266.926 1.496e-05 deg
M 221.039 1.332e-05 deg

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Other useful info
Absolute Magnitude (H)    7.4 mag
Slope parameter (G)    0.4 mag
Perihelion 2.279 au
Aphelion 3.2347 au
Asc. node-Earth separation 1.68479 au
Desc. node-Earth separation 1.66208 au
Earth MOID 1.40843 au
Orbital period 1671.93 days
Date of orbit computation  Oct 8 21:12
Observational summary
Optical observations (Discarded) 2168 (58)
Radar observations (Discarded) 0 (0)
Arc length 56494.4 days
Unobserved 34 days

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Ephemeris at epoch 58413 MJD
Right Ascension 97.0385 deg
Declination 47.556 deg
V Magnitude 12.6 mag
Solar Elongation 110.94 deg
Galactic Latitude 16 deg
Rate 0.084 deg/day
Direction 24.414 deg

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