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AstDyS ∴ Objects ∴ 1991RB13 ∴ Summary
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(16550) 1991RB13  ▹ 
SUMMARY
Keplerian elements at epoch
60400.0 MJD
Value 1-σ variation Units
a 2.78578 9.611e-09 au
e 0.230509 3.974e-08
i 7.642 3.685e-06 deg
Ω 343.638 2.033e-05 deg
ω 17.368 2.143e-05 deg
M 358.367 5.457e-06 deg

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Other useful info
Absolute Magnitude (H)    14.2 mag
Slope parameter (G)    0.15 mag
Perihelion 2.1436 au
Aphelion 3.4279 au
Asc. node-Earth separation 1.15461 au
Desc. node-Earth separation 2.39037 au
Earth MOID 1.14162 au
Orbital period 1698.32 days
Date of orbit computation  apr 23 19:49
Observational summary
Optical observations (Discarded) 2548 (38)
Radar observations (Discarded) 0 (0)
Arc length 16774.2 days
Unobserved 254 days

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Ephemeris at epoch 60426 MJD
Right Ascension 14.1551 deg
Declination 8.37852 deg
V Magnitude 18.88 mag
Solar Elongation 19.77 deg
Galactic Latitude -54.47 deg
Rate 0.541 deg/day
Direction 63.892 deg

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