AstDyS-2

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AstDyS ∴ Objects ∴ 1998QS9 ∴ Summary
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(13707) 1998QS9  ▹ 
SUMMARY
Keplerian elements at epoch
60400.0 MJD
Value 1-σ variation Units
a 2.65463 1.007e-08 au
e 0.164335 4.582e-08
i 11.999 3.941e-06 deg
Ω 324.608 1.653e-05 deg
ω 47.922 2.04e-05 deg
M 291.419 1.016e-05 deg

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Other useful info
Absolute Magnitude (H)    13.4 mag
Slope parameter (G)    0.15 mag
Perihelion 2.2184 au
Aphelion 3.0909 au
Asc. node-Earth separation 1.31464 au
Desc. node-Earth separation 1.91562 au
Earth MOID 1.23562 au
Orbital period 1579.81 days
Date of orbit computation  apr 23 19:48
Observational summary
Optical observations (Discarded) 2716 (6)
Radar observations (Discarded) 0 (0)
Arc length 20290.4 days
Unobserved 39 days

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Ephemeris at epoch 60426 MJD
Right Ascension 320.222 deg
Declination -22.4092 deg
V Magnitude 18.45 mag
Solar Elongation 80.33 deg
Galactic Latitude -42.31 deg
Rate 0.316 deg/day
Direction 69.949 deg

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