AstDyS-2

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AstDyS ∴ Objects ∴ 1998SY55 ∴ Summary
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(234028) 1998SY55  ▹ 
SUMMARY
Keplerian elements at epoch
60400.0 MJD
Value 1-σ variation Units
a 2.21666 4.958e-09 au
e 0.2103 3.995e-08
i 6.444 4.378e-06 deg
Ω 179.261 2.959e-05 deg
ω 165.047 3.134e-05 deg
M 273.373 8.193e-06 deg

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Other useful info
Absolute Magnitude (H)    17.1 mag
Slope parameter (G)    0.15 mag
Perihelion 1.7505 au
Aphelion 2.6828 au
Asc. node-Earth separation 1.66316 au
Desc. node-Earth separation 0.75777 au
Earth MOID 0.74407 au
Orbital period 1205.44 days
Date of orbit computation  apr 23 20:39
Observational summary
Optical observations (Discarded) 663 (2)
Radar observations (Discarded) 0 (0)
Arc length 9507.92 days
Unobserved 395 days

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Ephemeris at epoch 60426 MJD
Right Ascension 259.149 deg
Declination -13.9084 deg
V Magnitude 20.53 mag
Solar Elongation 135.83 deg
Galactic Latitude 13.76 deg
Rate 0.091 deg/day
Direction -16.372 deg

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