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(274855) 2009RB4  ▹ 
SUMMARY
Keplerian elements
(Epoch 60400.0 MJD)
Value 1-σ variation Units
a 1.6386 1.239e-08 au
e 0.300889 3.12e-08
i 9.538 5.639e-06 deg
Ω 182.155 1.802e-05 deg
ω 75.04 2.361e-05 deg
M 48.196 2.982e-05 deg

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Other useful info
Absolute Magnitude (H)    18.5 mag
Slope parameter (G)    0.15 mag
Perihelion distance 1.1456 au
Aphelion distance 2.1316 au
Asc. node-Earth separation 0.38631 au
Desc. node-Earth separation 0.61353 au
Earth MOID 0.21042 au
Orbital period 766.141 days
Date of orbit computation   feb 26 13:10
Observational summary
Optical observations (Discarded) 505 (2)
Radar observations (Discarded) 0 (0)
Arc length 11814 days
Unobserved 459 days

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Ephemeris
(Epoch 60372 MJD)
Right Ascension 330.472 deg
Declination -8.07657 deg
V Magnitude 21.45 mag
Solar Elongation 13.4 deg
Galactic Latitude -45.63 deg
Rate 0.816 deg/day
Direction 72.797 deg

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