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AstDyS ∴ Objects ∴ 2001RB4 ∴ Summary
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(285943) 2001RB4  ▹ 
SUMMARY
Keplerian elements at epoch
60400.0 MJD
Value 1-σ variation Units
a 3.09595 2.824e-08 au
e 0.191887 5.811e-08
i 22.906 7.703e-06 deg
Ω 321.284 1.345e-05 deg
ω 333.896 2.329e-05 deg
M 79.348 2.28e-05 deg

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Other useful info
Absolute Magnitude (H)    15.1 mag
Slope parameter (G)    0.15 mag
Perihelion 2.5019 au
Aphelion 3.69 au
Asc. node-Earth separation 1.53099 au
Desc. node-Earth separation 2.61631 au
Earth MOID 1.5028 au
Orbital period 1989.71 days
Date of orbit computation  apr 23 20:50
Observational summary
Optical observations (Discarded) 579 (5)
Radar observations (Discarded) 0 (0)
Arc length 8115.75 days
Unobserved 185 days

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Ephemeris at epoch 60426 MJD
Right Ascension 30.4851 deg
Declination 30.6807 deg
V Magnitude 21.05 mag
Solar Elongation -17.43 deg
Galactic Latitude -29.79 deg
Rate 0.371 deg/day
Direction 67.762 deg

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