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Asteroids - Dynamic Site
AstDyS ∴ Objects ∴ 1999RN23 ∴ Summary
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(101939) 1999RN23  ▹ 
SUMMARY
Keplerian elements at epoch
58800.0 MJD
Value 1-σ variation Units
a 2.2251 8.958e-09 au
e 0.169689 4.613e-08
i 1.815 4.311e-06 deg
Ω 111.85 0.0002013 deg
ω 220.175 0.000202 deg
M 44.147 1.867e-05 deg

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Other useful info
Absolute Magnitude (H)    16.6 mag
Slope parameter (G)    0.15 mag
Perihelion 1.8475 au
Aphelion 2.6027 au
Asc. node-Earth separation 1.49931 au
Desc. node-Earth separation 0.89817 au
Earth MOID 0.83756 au
Orbital period 1212.33 days
Date of orbit computation  Oct 21 18:26
Observational summary
Optical observations (Discarded) 568 (3)
Radar observations (Discarded) 0 (0)
Arc length 7352.04 days
Unobserved 41 days

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Ephemeris at epoch 58807 MJD
Right Ascension 15.2355 deg
Declination 3.1771 deg
V Magnitude 19.43 mag
Solar Elongation -138.08 deg
Galactic Latitude -59.61 deg
Rate 0.031 deg/day
Direction -55.24 deg

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