AstDyS-2

Asteroids - Dynamic Site
AstDyS ∴ Objects ∴ 1998BN9 ∴ Summary
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(404956) 1998BN9  ▹ 
SUMMARY
Keplerian elements at epoch
60400.0 MJD
Value 1-σ variation Units
a 2.31956 1.591e-08 au
e 0.143056 5.34e-08
i 7.294 7.45e-06 deg
Ω 307.965 5.433e-05 deg
ω 120.646 6.594e-05 deg
M 195.945 3.731e-05 deg

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Other useful info
Absolute Magnitude (H)    17.7 mag
Slope parameter (G)    0.15 mag
Perihelion 1.9877 au
Aphelion 2.6514 au
Asc. node-Earth separation 1.43578 au
Desc. node-Earth separation 1.13343 au
Earth MOID 1.01397 au
Orbital period 1290.34 days
Date of orbit computation  apr 23 21:16
Observational summary
Optical observations (Discarded) 223 (5)
Radar observations (Discarded) 0 (0)
Arc length 9196.96 days
Unobserved 395 days

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Ephemeris at epoch 60425 MJD
Right Ascension 290.171 deg
Declination -28.1481 deg
V Magnitude 22.51 mag
Solar Elongation 107.05 deg
Galactic Latitude -18.36 deg
Rate 0.12 deg/day
Direction 87.168 deg

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