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(152561) 1991RB  ▹ 
SUMMARY
Keplerian elements
(Epoch 59200.0 MJD)
Value 1-σ variation Units
a 1.45444 5.757e-09 au
e 0.485655 1.082e-07
i 19.576 2.461e-05 deg
Ω 359.313 1.971e-05 deg
ω 68.942 2.962e-05 deg
M 213.182 3.119e-05 deg

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Other useful info
Absolute Magnitude (H)    19.1 mag
Slope parameter (G)    0.15 mag
Perihelion distance 0.7481 au
Aphelion distance 2.1608 au
Asc. node-Earth separation -0.05833 au
Desc. node-Earth separation 0.34981 au
Earth MOID 0.03909 au
Orbital period 640.681 days
Date of orbit computation   mag 28 14:21
Observational summary
Optical observations (Discarded) 122 (5)
Radar observations (Discarded) 0 (0)
Arc length 15592 days
Unobserved 423 days

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Ephemeris
(Epoch 59390 MJD)
Right Ascension 29.2817 deg
Declination 2.65124 deg
V Magnitude 21.66 mag
Solar Elongation 65.52 deg
Galactic Latitude -56.27 deg
Rate 1.134 deg/day
Direction 57.363 deg

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