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NEODyS ∴ Objects ∴ 1990SP ∴ Summary
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(5645) 1990SP  ▹ 
SUMMARY
Keplerian elements
(Epoch 58800.0 MJD)
Value 1-σ variation Units
a 1.35495 2.756e-09 au
e 0.387488 7.136e-08
i 13.506 8.564e-06 deg
Ω 45.758 2.516e-05 deg
ω 48.191 2.931e-05 deg
M 119.338 9.828e-06 deg

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Other useful info
Absolute Magnitude (H)    16.9 mag
Slope parameter (G)    0.15 mag
Perihelion distance 0.8299 au
Aphelion distance 1.88 au
Asc. node-Earth separation -0.07557 au
Desc. node-Earth separation 0.54538 au
Earth MOID 0.05409 au
Orbital period 576.084 days
Date of orbit computation   Nov 8 14:18
Observational summary
Optical observations (Discarded) 540 (2)
Radar observations (Discarded) 0 (0)
Arc length 15873 days
Unobserved 682 days

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Ephemeris
(Epoch 58828 MJD)
Right Ascension 252.433 deg
Declination -26.4169 deg
V Magnitude 20.76 mag
Solar Elongation 5.66 deg
Galactic Latitude 11.58 deg
Rate 0.565 deg/day
Direction 101.707 deg

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