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AstDyS ∴ Objects ∴ 1999JB80 ∴ Summary
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(20446) 1999JB80  ▹ 
SUMMARY
Keplerian elements at epoch
60400.0 MJD
Value 1-σ variation Units
a 2.30236 6.817e-09 au
e 0.336673 3.594e-08
i 22.557 3.921e-06 deg
Ω 81.162 9.329e-06 deg
ω 277.531 1.162e-05 deg
M 329.38 9.838e-06 deg

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Other useful info
Absolute Magnitude (H)    14.0 mag
Slope parameter (G)    0.15 mag
Perihelion 1.5272 au
Aphelion 3.0775 au
Asc. node-Earth separation 0.97129 au
Desc. node-Earth separation 1.12022 au
Earth MOID 0.7005 au
Orbital period 1276.02 days
Date of orbit computation  feb 22 01:54
Observational summary
Optical observations (Discarded) 2455 (4)
Radar observations (Discarded) 0 (0)
Arc length 25020.6 days
Unobserved 275 days

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Ephemeris at epoch 60419 MJD
Right Ascension 342.768 deg
Declination -21.6885 deg
V Magnitude 17.99 mag
Solar Elongation 54.47 deg
Galactic Latitude -62.13 deg
Rate 0.704 deg/day
Direction 78.915 deg

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