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AstDyS ∴ Objects ∴ 1999XN55 ∴ Summary
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(121677) 1999XN55  ▹ 
SUMMARY
Keplerian elements at epoch
58400.0 MJD
Value 1-σ variation Units
a 3.15831 3.122e-08 au
e 0.107385 4.8e-08
i 2.884 5.885e-06 deg
Ω 70.183 0.0001376 deg
ω 31.786 0.0001435 deg
M 102.14 4.095e-05 deg

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Other useful info
Absolute Magnitude (H)    15.2 mag
Slope parameter (G)    0.15 mag
Perihelion 2.8192 au
Aphelion 3.4975 au
Asc. node-Earth separation 1.87462 au
Desc. node-Earth separation 2.41985 au
Earth MOID 1.83552 au
Orbital period 2050.13 days
Date of orbit computation  Oct 31 06:13
Observational summary
Optical observations (Discarded) 435 (1)
Radar observations (Discarded) 0 (0)
Arc length 6737.89 days
Unobserved 338 days

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Ephemeris at epoch 58568 MJD
Right Ascension 257.394 deg
Declination -22.4647 deg
V Magnitude 21.1 mag
Solar Elongation 106.42 deg
Galactic Latitude 10.33 deg
Rate 0.073 deg/day
Direction 99.996 deg

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