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AstDyS ∴ Objects ∴ 1998QS57 ∴ Summary
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(129663) 1998QS57  ▹ 
SUMMARY
Keplerian elements at epoch
60400.0 MJD
Value 1-σ variation Units
a 2.77589 1.204e-08 au
e 0.130706 4.635e-08
i 2.024 5.174e-06 deg
Ω 335.629 0.0001113 deg
ω 42.107 0.0001129 deg
M 170.781 1.808e-05 deg

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Other useful info
Absolute Magnitude (H)    16.1 mag
Slope parameter (G)    0.15 mag
Perihelion 2.4131 au
Aphelion 3.1387 au
Asc. node-Earth separation 1.47762 au
Desc. node-Earth separation 2.03224 au
Earth MOID 1.41523 au
Orbital period 1689.28 days
Date of orbit computation  feb 22 02:17
Observational summary
Optical observations (Discarded) 662 (0)
Radar observations (Discarded) 0 (0)
Arc length 8994.77 days
Unobserved 346 days

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Ephemeris at epoch 60397 MJD
Right Ascension 189.709 deg
Declination -6.00634 deg
V Magnitude 20.4 mag
Solar Elongation 175.84 deg
Galactic Latitude 56.73 deg
Rate 0.218 deg/day
Direction -69.024 deg

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