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AstDyS ∴ Objects ∴ 1990OB1 ∴ Summary
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(22301) 1990OB1  ▹ 
SUMMARY
Keplerian elements at epoch
60400.0 MJD
Value 1-σ variation Units
a 2.32833 6.627e-09 au
e 0.212385 2.753e-08
i 8.623 2.959e-06 deg
Ω 231.324 2.22e-05 deg
ω 38.893 2.367e-05 deg
M 201.875 8.664e-06 deg

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Other useful info
Absolute Magnitude (H)    14.3 mag
Slope parameter (G)    0.15 mag
Perihelion 1.8338 au
Aphelion 2.8228 au
Asc. node-Earth separation 0.89752 au
Desc. node-Earth separation 1.67511 au
Earth MOID 0.82692 au
Orbital period 1297.67 days
Date of orbit computation  feb 22 01:54
Observational summary
Optical observations (Discarded) 2980 (16)
Radar observations (Discarded) 0 (0)
Arc length 12244.8 days
Unobserved 78 days

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Ephemeris at epoch 60418 MJD
Right Ascension 89.3389 deg
Declination 17.0026 deg
V Magnitude 19.98 mag
Solar Elongation -61.44 deg
Galactic Latitude -3.76 deg
Rate 0.302 deg/day
Direction 87.558 deg

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