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AstDyS ∴ Objects ∴ 2001RF21 ∴ Summary
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(193929) 2001RF21  ▹ 
SUMMARY
Keplerian elements at epoch
60400.0 MJD
Value 1-σ variation Units
a 2.24833 9.719e-09 au
e 0.158402 5.237e-08
i 3.915 6.614e-06 deg
Ω 359.18 6.458e-05 deg
ω 36.576 6.713e-05 deg
M 208.54 1.849e-05 deg

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Other useful info
Absolute Magnitude (H)    17.3 mag
Slope parameter (G)    0.15 mag
Perihelion 1.8922 au
Aphelion 2.6045 au
Asc. node-Earth separation 0.94144 au
Desc. node-Earth separation 1.51571 au
Earth MOID 0.90053 au
Orbital period 1231.37 days
Date of orbit computation  apr 23 20:30
Observational summary
Optical observations (Discarded) 343 (1)
Radar observations (Discarded) 0 (0)
Arc length 8884.02 days
Unobserved 377 days

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Ephemeris at epoch 60427 MJD
Right Ascension 256.329 deg
Declination -28.12 deg
V Magnitude 21.32 mag
Solar Elongation 138.7 deg
Galactic Latitude 7.8 deg
Rate 0.103 deg/day
Direction -106.238 deg

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