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AstDyS ∴ Objects ∴ 1990BL1 ∴ Summary
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(15717) 1990BL1  ▹ 
SUMMARY
Keplerian elements at epoch
58800.0 MJD
Value 1-σ variation Units
a 2.61961 1.019e-08 au
e 0.159344 3.706e-08
i 12.921 5.446e-06 deg
Ω 177.121 1.633e-05 deg
ω 258.639 2.334e-05 deg
M 43.697 1.653e-05 deg

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Other useful info
Absolute Magnitude (H)    13.5 mag
Slope parameter (G)    0.15 mag
Perihelion 2.2022 au
Aphelion 3.037 au
Asc. node-Earth separation 1.64198 au
Desc. node-Earth separation 1.4715 au
Earth MOID 1.25831 au
Orbital period 1548.65 days
Date of orbit computation  Nov 28 17:25
Observational summary
Optical observations (Discarded) 1928 (12)
Radar observations (Discarded) 0 (0)
Arc length 13267 days
Unobserved 34 days

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Ephemeris at epoch 58827 MJD
Right Ascension 164.587 deg
Declination -2.35724 deg
V Magnitude 18.17 mag
Solar Elongation 90.61 deg
Galactic Latitude 49.85 deg
Rate 0.242 deg/day
Direction 111.119 deg

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