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AstDyS ∴ Objects ∴ 1999RB39 ∴ Summary
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(121235) 1999RB39  ▹ 
SUMMARY
Keplerian elements at epoch
58400.0 MJD
Value 1-σ variation Units
a 2.57762 1.984e-08 au
e 0.256693 5.982e-08
i 4.528 7.465e-06 deg
Ω 355.92 9.376e-05 deg
ω 322.232 9.573e-05 deg
M 230.708 2.521e-05 deg

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Other useful info
Absolute Magnitude (H)    16.1 mag
Slope parameter (G)    0.15 mag
Perihelion 1.916 au
Aphelion 3.2393 au
Asc. node-Earth separation 0.99691 au
Desc. node-Earth separation 2.02412 au
Earth MOID 0.90446 au
Orbital period 1511.57 days
Date of orbit computation  Oct 31 06:12
Observational summary
Optical observations (Discarded) 341 (9)
Radar observations (Discarded) 0 (0)
Arc length 6763.16 days
Unobserved 342 days

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Ephemeris at epoch 58504 MJD
Right Ascension 205.659 deg
Declination -11.7384 deg
V Magnitude 21.5 mag
Solar Elongation 92.35 deg
Galactic Latitude 49.2 deg
Rate 0.19 deg/day
Direction 117.325 deg

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