AstDyS-2

Asteroids - Dynamic Site
AstDyS ∴ Objects ∴ 1998BB ∴ Summary
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(16870) 1998BB  ▹ 
SUMMARY
Keplerian elements at epoch
60400.0 MJD
Value 1-σ variation Units
a 2.29862 5.222e-09 au
e 0.152651 3.856e-08
i 3.575 3.976e-06 deg
Ω 34.39 4.228e-05 deg
ω 1.336 4.329e-05 deg
M 248.646 8.857e-06 deg

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Other useful info
Absolute Magnitude (H)    14.7 mag
Slope parameter (G)    0.15 mag
Perihelion 1.9477 au
Aphelion 2.6495 au
Asc. node-Earth separation 0.9549 au
Desc. node-Earth separation 1.64345 au
Earth MOID 0.95467 au
Orbital period 1272.92 days
Date of orbit computation  apr 23 19:49
Observational summary
Optical observations (Discarded) 2825 (14)
Radar observations (Discarded) 0 (0)
Arc length 10386.9 days
Unobserved 261 days

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Ephemeris at epoch 60425 MJD
Right Ascension 302.771 deg
Declination -23.6961 deg
V Magnitude 19.43 mag
Solar Elongation 95.16 deg
Galactic Latitude -27.44 deg
Rate 0.245 deg/day
Direction 84.608 deg

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