NEODyS-2

Near Earth Objects - Dynamic Site
NEODyS ∴ Objects ∴ 1990SB ∴ Summary
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(5587) 1990SB  ▹ 
SUMMARY
Keplerian elements at epoch
57800.0 MJD
Value 1-σ variation Units
a 2.39748 4.428e-09 au
e 0.544231 2.162e-08
i 18.096 5.132e-06 deg
Ω 189.979 1.001e-05 deg
ω 86.734 1.187e-05 deg
M 80.574 5.197e-06 deg

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Other useful info
Absolute Magnitude (H)    13.8 mag
Slope parameter (G)    0.15 mag
Perihelion 1.0927 au
Aphelion 3.7023 au
Asc. node-Earth separation 0.6377 au
Desc. node-Earth separation 0.74178 au
Earth MOID 0.30775 au
Orbital period 1355.91 days
Date of orbit computation   Mar 26 16:59
Observational summary
Optical observations (Discarded) 2916 (23)
Radar observations (Discarded) 0 (0)
Arc length 23036 days
Unobserved 112 days

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Ephemeris at epoch 57866 MJD
Right Ascension 56.0384 deg
Declination 8.09918 deg
V Magnitude 19.83 mag
Solar Elongation -25.4 deg
Galactic Latitude -35.33 deg
Rate 0.33 deg/day
Direction 77.827 deg

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