NEODyS-2

Near Earth Objects - Dynamic Site
NEODyS ∴ Objects ∴ 1990SB ∴ Summary
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(5587) 1990SB  ▹ 
SUMMARY
Keplerian elements at epoch
58000.0 MJD
Value 1-σ variation Units
a 2.39733 2.633e-09 au
e 0.544357 1.287e-08
i 18.096 3.048e-06 deg
Ω 189.976 5.956e-06 deg
ω 86.731 7.095e-06 deg
M 133.672 3.184e-06 deg

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Other useful info
Absolute Magnitude (H)    13.8 mag
Slope parameter (G)    0.15 mag
Perihelion 1.0923 au
Aphelion 3.7023 au
Asc. node-Earth separation 0.63871 au
Desc. node-Earth separation 0.74059 au
Earth MOID 0.30783 au
Orbital period 1355.79 days
Date of orbit computation   Jan 19 16:26
Observational summary
Optical observations (Discarded) 2927 (93)
Radar observations (Discarded) 0 (0)
Arc length 23418 days
Unobserved 3 days

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Ephemeris at epoch 58139 MJD
Right Ascension 83.8003 deg
Declination 0.26146 deg
V Magnitude 19.61 mag
Solar Elongation -136.99 deg
Galactic Latitude -16.77 deg
Rate 0.171 deg/day
Direction -68.666 deg

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