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AstDyS ∴ Objects ∴ 1999RS209 ∴ Summary
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(121312) 1999RS209  ▹ 
SUMMARY
Keplerian elements at epoch
58400.0 MJD
Value 1-σ variation Units
a 3.07451 3.254e-08 au
e 0.114075 6.802e-08
i 8.77 6.604e-06 deg
Ω 273.673 5.245e-05 deg
ω 131.957 7.763e-05 deg
M 170.151 5.153e-05 deg

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Other useful info
Absolute Magnitude (H)    14.8 mag
Slope parameter (G)    0.15 mag
Perihelion 2.7238 au
Aphelion 3.4252 au
Asc. node-Earth separation 2.26734 au
Desc. node-Earth separation 1.8353 au
Earth MOID 1.74283 au
Orbital period 1969.07 days
Date of orbit computation  Oct 31 06:12
Observational summary
Optical observations (Discarded) 511 (3)
Radar observations (Discarded) 0 (0)
Arc length 6802.81 days
Unobserved 274 days

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Ephemeris at epoch 58507 MJD
Right Ascension 244.883 deg
Declination -26.4984 deg
V Magnitude 21.17 mag
Solar Elongation 55.99 deg
Galactic Latitude 16.66 deg
Rate 0.272 deg/day
Direction 99.897 deg

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