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AstDyS ∴ Objects ∴ 1998QB57 ∴ Summary
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(101018) 1998QB57  ▹ 
SUMMARY
Keplerian elements at epoch
60400.0 MJD
Value 1-σ variation Units
a 2.69642 1.467e-08 au
e 0.026983 5.391e-08
i 26.84 5.805e-06 deg
Ω 171.956 7.655e-06 deg
ω 196.912 7.246e-05 deg
M 262.698 7.119e-05 deg

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Other useful info
Absolute Magnitude (H)    15.2 mag
Slope parameter (G)    0.15 mag
Perihelion 2.6237 au
Aphelion 2.7692 au
Asc. node-Earth separation 1.77224 au
Desc. node-Earth separation 1.62145 au
Earth MOID 1.62132 au
Orbital period 1617.26 days
Date of orbit computation  feb 22 02:11
Observational summary
Optical observations (Discarded) 938 (6)
Radar observations (Discarded) 0 (0)
Arc length 9070.77 days
Unobserved 295 days

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Ephemeris at epoch 60423 MJD
Right Ascension 295.701 deg
Declination 8.28865 deg
V Magnitude 20.32 mag
Solar Elongation 93.12 deg
Galactic Latitude -7.47 deg
Rate 0.234 deg/day
Direction 47.47 deg

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