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AstDyS ∴ Objects ∴ 1999XB171 ∴ Summary
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(121732) 1999XB171  ▹ 
SUMMARY
Keplerian elements at epoch
58400.0 MJD
Value 1-σ variation Units
a 3.17748 3.466e-08 au
e 0.223695 6.608e-08
i 9.491 7.373e-06 deg
Ω 73.037 3.984e-05 deg
ω 311.416 4.288e-05 deg
M 166.945 1.87e-05 deg

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Other useful info
Absolute Magnitude (H)    14.4 mag
Slope parameter (G)    0.15 mag
Perihelion 2.4667 au
Aphelion 3.8883 au
Asc. node-Earth separation 1.64334 au
Desc. node-Earth separation 2.52716 au
Earth MOID 1.48299 au
Orbital period 2068.82 days
Date of orbit computation  Oct 31 06:13
Observational summary
Optical observations (Discarded) 570 (5)
Radar observations (Discarded) 0 (0)
Arc length 7234.8 days
Unobserved 218 days

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Ephemeris at epoch 58499 MJD
Right Ascension 221.308 deg
Declination -9.12868 deg
V Magnitude 21.2 mag
Solar Elongation 73.69 deg
Galactic Latitude 44.45 deg
Rate 0.176 deg/day
Direction 103.8 deg

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