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AstDyS ∴ Objects ∴ 1998BB4 ∴ Summary
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(65889) 1998BB4  ▹ 
SUMMARY
Keplerian elements at epoch
60400.0 MJD
Value 1-σ variation Units
a 2.36306 6.015e-09 au
e 0.173132 3.011e-08
i 5.49 3.71e-06 deg
Ω 137.975 3.94e-05 deg
ω 344.941 4.123e-05 deg
M 81.48 1.248e-05 deg

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Other useful info
Absolute Magnitude (H)    15.1 mag
Slope parameter (G)    0.15 mag
Perihelion 1.9539 au
Aphelion 2.7722 au
Asc. node-Earth separation 0.97804 au
Desc. node-Earth separation 1.73915 au
Earth MOID 0.97059 au
Orbital period 1326.82 days
Date of orbit computation  feb 22 02:04
Observational summary
Optical observations (Discarded) 2052 (40)
Radar observations (Discarded) 0 (0)
Arc length 9190.9 days
Unobserved 390 days

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Ephemeris at epoch 60419 MJD
Right Ascension 242.259 deg
Declination -12.0795 deg
V Magnitude 18.69 mag
Solar Elongation 145.52 deg
Galactic Latitude 28.1 deg
Rate 0.158 deg/day
Direction -65.747 deg

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