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AstDyS ∴ Objects ∴ 1998QO91 ∴ Summary
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(40161) 1998QO91  ▹ 
SUMMARY
Keplerian elements at epoch
60400.0 MJD
Value 1-σ variation Units
a 2.54712 6.713e-09 au
e 0.17346 4.6e-08
i 13.988 4.188e-06 deg
Ω 165.905 9.957e-06 deg
ω 165.816 1.305e-05 deg
M 129.582 7.818e-06 deg

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Other useful info
Absolute Magnitude (H)    13.6 mag
Slope parameter (G)    0.15 mag
Perihelion 2.1053 au
Aphelion 2.9889 au
Asc. node-Earth separation 1.97797 au
Desc. node-Earth separation 1.10795 au
Earth MOID 1.09805 au
Orbital period 1484.82 days
Date of orbit computation  apr 23 19:54
Observational summary
Optical observations (Discarded) 3539 (25)
Radar observations (Discarded) 0 (0)
Arc length 24843.9 days
Unobserved 37 days

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Ephemeris at epoch 60423 MJD
Right Ascension 100.876 deg
Declination 13.5884 deg
V Magnitude 19.33 mag
Solar Elongation -68.03 deg
Galactic Latitude 4.43 deg
Rate 0.291 deg/day
Direction 80.968 deg

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