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AstDyS ∴ Objects ∴ 1991YB1 ∴ Summary
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(27774) 1991YB1  ▹ 
SUMMARY
Keplerian elements at epoch
60400.0 MJD
Value 1-σ variation Units
a 2.27704 5.78e-09 au
e 0.167747 3.383e-08
i 3.264 4.268e-06 deg
Ω 327.527 6.037e-05 deg
ω 87.869 6.186e-05 deg
M 166.756 1.332e-05 deg

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Other useful info
Absolute Magnitude (H)    15.1 mag
Slope parameter (G)    0.15 mag
Perihelion 1.8951 au
Aphelion 2.659 au
Asc. node-Earth separation 1.18763 au
Desc. node-Earth separation 1.23945 au
Earth MOID 0.91028 au
Orbital period 1255.03 days
Date of orbit computation  apr 23 19:52
Observational summary
Optical observations (Discarded) 1859 (8)
Radar observations (Discarded) 0 (0)
Arc length 11769.8 days
Unobserved 35 days

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Ephemeris at epoch 60425 MJD
Right Ascension 237.022 deg
Declination -25.1369 deg
V Magnitude 19.01 mag
Solar Elongation 154.14 deg
Galactic Latitude 22.6 deg
Rate 0.196 deg/day
Direction -83.168 deg

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