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AstDyS ∴ Objects ∴ 1999XR172 ∴ Summary
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(121733) 1999XR172  ▹ 
SUMMARY
Keplerian elements at epoch
58400.0 MJD
Value 1-σ variation Units
a 3.21814 3.666e-08 au
e 0.117964 9.534e-08
i 16.98 1.026e-05 deg
Ω 300.066 2.25e-05 deg
ω 181.905 4.481e-05 deg
M 74.361 3.754e-05 deg

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Other useful info
Absolute Magnitude (H)    14.1 mag
Slope parameter (G)    0.15 mag
Perihelion 2.8385 au
Aphelion 3.5978 au
Asc. node-Earth separation 2.58087 au
Desc. node-Earth separation 1.85353 au
Earth MOID 1.85324 au
Orbital period 2108.66 days
Date of orbit computation  Oct 31 06:13
Observational summary
Optical observations (Discarded) 587 (0)
Radar observations (Discarded) 0 (0)
Arc length 7625.17 days
Unobserved 249 days

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Ephemeris at epoch 58503 MJD
Right Ascension 237.689 deg
Declination -34.7751 deg
V Magnitude 20.36 mag
Solar Elongation 57.48 deg
Galactic Latitude 14.97 deg
Rate 0.288 deg/day
Direction 109.45 deg

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