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AstDyS ∴ Objects ∴ 1999JB9 ∴ Summary
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(59501) 1999JB9  ▹ 
SUMMARY
Keplerian elements at epoch
60400.0 MJD
Value 1-σ variation Units
a 2.71954 1.279e-08 au
e 0.123134 3.375e-08
i 11.655 4.339e-06 deg
Ω 179.044 1.749e-05 deg
ω 144.422 2.482e-05 deg
M 114.851 1.766e-05 deg

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Other useful info
Absolute Magnitude (H)    14.5 mag
Slope parameter (G)    0.15 mag
Perihelion 2.3847 au
Aphelion 3.0544 au
Asc. node-Earth separation 1.98076 au
Desc. node-Earth separation 1.43134 au
Earth MOID 1.38377 au
Orbital period 1638.11 days
Date of orbit computation  feb 22 02:02
Observational summary
Optical observations (Discarded) 1728 (12)
Radar observations (Discarded) 0 (0)
Arc length 11812 days
Unobserved 97 days

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Ephemeris at epoch 60423 MJD
Right Ascension 79.7376 deg
Declination 13.4296 deg
V Magnitude 20.41 mag
Solar Elongation -47.63 deg
Galactic Latitude -13.53 deg
Rate 0.347 deg/day
Direction 80.831 deg

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