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NEODyS ∴ Objects ∴ Rhiannon ∴ Summary
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(16912) Rhiannon  ▹ 
SUMMARY
Keplerian elements at epoch
58200.0 MJD
Value 1-σ variation Units
a 1.75122 1.016e-08 au
e 0.272795 1.068e-07
i 24.521 1.17e-05 deg
Ω 169.209 1.939e-05 deg
ω 221.219 2.706e-05 deg
M 344.006 3.363e-05 deg

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Other useful info
Absolute Magnitude (H)    17.9 mag
Slope parameter (G)    0.15 mag
Perihelion 1.2735 au
Aphelion 2.2289 au
Asc. node-Earth separation 1.04621 au
Desc. node-Earth separation 0.33791 au
Earth MOID 0.32052 au
Orbital period 846.463 days
Date of orbit computation   Mar 13 09:45
Observational summary
Optical observations (Discarded) 169 (4)
Radar observations (Discarded) 0 (0)
Arc length 9085 days
Unobserved 339 days

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Ephemeris at epoch 58287 MJD
Right Ascension 75.7757 deg
Declination 8.90094 deg
V Magnitude 21.07 mag
Solar Elongation 17.58 deg
Galactic Latitude -19.25 deg
Rate 0.826 deg/day
Direction 87.765 deg

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