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AstDyS ∴ Objects ∴ 1999JC31 ∴ Summary
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(59540) 1999JC31  ▹ 
SUMMARY
Keplerian elements at epoch
60400.0 MJD
Value 1-σ variation Units
a 2.45048 8.923e-09 au
e 0.021951 3.689e-08
i 1.613 4.121e-06 deg
Ω 8.594 0.0001277 deg
ω 210.778 0.0001608 deg
M 183.703 9.605e-05 deg

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Other useful info
Absolute Magnitude (H)    15.1 mag
Slope parameter (G)    0.15 mag
Perihelion 2.3967 au
Aphelion 2.5043 au
Asc. node-Earth separation 1.49601 au
Desc. node-Earth separation 1.40558 au
Earth MOID 1.38775 au
Orbital period 1401.12 days
Date of orbit computation  apr 23 19:58
Observational summary
Optical observations (Discarded) 1752 (4)
Radar observations (Discarded) 0 (0)
Arc length 8976.87 days
Unobserved 138 days

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Ephemeris at epoch 60425 MJD
Right Ascension 42.3266 deg
Declination 17.0599 deg
V Magnitude 20.14 mag
Solar Elongation -10.1 deg
Galactic Latitude -37.37 deg
Rate 0.452 deg/day
Direction 72.487 deg

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