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(152561) 1991RB  ▹ 
SUMMARY
Keplerian elements
(Epoch 60000.0 MJD)
Value 1-σ variation Units
a 1.45443 5.735e-09 au
e 0.485692 1.082e-07
i 19.578 2.461e-05 deg
Ω 359.301 1.971e-05 deg
ω 68.938 2.962e-05 deg
M 302.693 3.33e-05 deg

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Other useful info
Absolute Magnitude (H)    19.1 mag
Slope parameter (G)    0.15 mag
Perihelion distance 0.748 au
Aphelion distance 2.1608 au
Asc. node-Earth separation -0.05858 au
Desc. node-Earth separation 0.3507 au
Earth MOID 0.03921 au
Orbital period 640.675 days
Date of orbit computation   dic 21 10:38
Observational summary
Optical observations (Discarded) 122 (5)
Radar observations (Discarded) 0 (0)
Arc length 15592 days
Unobserved 1130 days

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Ephemeris
(Epoch 60097 MJD)
Right Ascension 61.9752 deg
Declination 28.2648 deg
V Magnitude 20.46 mag
Solar Elongation 9.09 deg
Galactic Latitude -17.29 deg
Rate 1.352 deg/day
Direction 73.861 deg

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