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AstDyS ∴ Objects ∴ 1999JG31 ∴ Summary
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(59542) 1999JG31  ▹ 
SUMMARY
Keplerian elements at epoch
60400.0 MJD
Value 1-σ variation Units
a 2.63663 1.01e-08 au
e 0.267551 3.758e-08
i 9.784 3.58e-06 deg
Ω 225.367 2.35e-05 deg
ω 104.453 2.499e-05 deg
M 217.876 5.891e-06 deg

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Other useful info
Absolute Magnitude (H)    14.9 mag
Slope parameter (G)    0.15 mag
Perihelion 1.9312 au
Aphelion 3.3421 au
Asc. node-Earth separation 1.61395 au
Desc. node-Earth separation 1.30477 au
Earth MOID 0.94876 au
Orbital period 1563.77 days
Date of orbit computation  apr 23 19:58
Observational summary
Optical observations (Discarded) 1660 (11)
Radar observations (Discarded) 0 (0)
Arc length 9066.26 days
Unobserved 86 days

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Ephemeris at epoch 60459 MJD
Right Ascension 162.013 deg
Declination -0.31073 deg
V Magnitude 20.7 mag
Solar Elongation -95.69 deg
Galactic Latitude 49.61 deg
Rate 0.125 deg/day
Direction 85.658 deg

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