AstDyS-2

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AstDyS ∴ Objects ∴ 1989JB ∴ Summary
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(120456) 1989JB  ▹ 
SUMMARY
Keplerian elements at epoch
60400.0 MJD
Value 1-σ variation Units
a 2.27198 8.646e-09 au
e 0.233191 5.254e-08
i 25.844 5.096e-06 deg
Ω 82.703 1.043e-05 deg
ω 138.574 1.434e-05 deg
M 69.724 1.153e-05 deg

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Other useful info
Absolute Magnitude (H)    15.3 mag
Slope parameter (G)    0.15 mag
Perihelion 1.7422 au
Aphelion 2.8018 au
Asc. node-Earth separation 1.62021 au
Desc. node-Earth separation 0.81295 au
Earth MOID 0.77759 au
Orbital period 1250.85 days
Date of orbit computation  apr 23 20:13
Observational summary
Optical observations (Discarded) 1055 (5)
Radar observations (Discarded) 0 (0)
Arc length 17032.8 days
Unobserved 292 days

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Ephemeris at epoch 60427 MJD
Right Ascension 354.204 deg
Declination -23.2625 deg
V Magnitude 20.28 mag
Solar Elongation 54.16 deg
Galactic Latitude -72.7 deg
Rate 0.442 deg/day
Direction 80.692 deg

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