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AstDyS ∴ Objects ∴ 1998SQ99 ∴ Summary
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(217664) 1998SQ99  ▹ 
SUMMARY
Keplerian elements at epoch
60400.0 MJD
Value 1-σ variation Units
a 3.20085 3.421e-08 au
e 0.114141 8.732e-08
i 17.153 9.379e-06 deg
Ω 199.863 1.667e-05 deg
ω 193.887 3.336e-05 deg
M 149.862 2.578e-05 deg

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Other useful info
Absolute Magnitude (H)    15.4 mag
Slope parameter (G)    0.15 mag
Perihelion 2.8355 au
Aphelion 3.5662 au
Asc. node-Earth separation 2.55108 au
Desc. node-Earth separation 1.847 au
Earth MOID 1.84341 au
Orbital period 2091.69 days
Date of orbit computation  apr 23 20:35
Observational summary
Optical observations (Discarded) 464 (1)
Radar observations (Discarded) 0 (0)
Arc length 9306.25 days
Unobserved 35 days

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Ephemeris at epoch 60425 MJD
Right Ascension 183.613 deg
Declination -4.54569 deg
V Magnitude 20.83 mag
Solar Elongation -150.06 deg
Galactic Latitude 57.09 deg
Rate 0.159 deg/day
Direction -43.386 deg

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