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Near Earth Objects - Dynamic Site
NEODyS ∴ Objects ∴ 2009RB4 ∴ Summary
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(274855) 2009RB4  ▹ 
SUMMARY
Keplerian elements at epoch
58600.0 MJD
Value 1-σ variation Units
a 1.6387 1.401e-08 au
e 0.300908 3.333e-08
i 9.537 5.612e-06 deg
Ω 182.175 1.783e-05 deg
ω 75.069 2.386e-05 deg
M 282.421 1.935e-05 deg

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Other useful info
Absolute Magnitude (H)    18.4 mag
Slope parameter (G)    0.15 mag
Perihelion 1.1456 au
Aphelion 2.1318 au
Asc. node-Earth separation 0.38673 au
Desc. node-Earth separation 0.61247 au
Earth MOID 0.21045 au
Orbital period 766.206 days
Date of orbit computation   May 25 11:14
Observational summary
Optical observations (Discarded) 454 (5)
Radar observations (Discarded) 0 (0)
Arc length 10367 days
Unobserved 184 days

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Ephemeris at epoch 58650 MJD
Right Ascension 138.55 deg
Declination 14.2831 deg
V Magnitude 21.97 mag
Solar Elongation -52.29 deg
Galactic Latitude 38 deg
Rate 0.617 deg/day
Direction 100.095 deg

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