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AstDyS ∴ Objects ∴ 1999JA18 ∴ Summary
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(17949) 1999JA18  ▹ 
SUMMARY
Keplerian elements at epoch
58400.0 MJD
Value 1-σ variation Units
a 2.67984 1.62e-08 au
e 0.182984 4.952e-08
i 12.224 6.576e-06 deg
Ω 10.481 2.191e-05 deg
ω 294.148 2.698e-05 deg
M 87.171 1.722e-05 deg

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Other useful info
Absolute Magnitude (H)    13.4 mag
Slope parameter (G)    0.15 mag
Perihelion 2.1895 au
Aphelion 3.1702 au
Asc. node-Earth separation 1.40921 au
Desc. node-Earth separation 1.79892 au
Earth MOID 1.20761 au
Orbital period 1602.36 days
Date of orbit computation  Oct 31 05:07
Observational summary
Optical observations (Discarded) 1202 (5)
Radar observations (Discarded) 0 (0)
Arc length 14633.6 days
Unobserved 87 days

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Ephemeris at epoch 58501 MJD
Right Ascension 47.8642 deg
Declination 31.7635 deg
V Magnitude 18.54 mag
Solar Elongation -115.98 deg
Galactic Latitude -22.32 deg
Rate 0.061 deg/day
Direction 128.443 deg

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