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AstDyS ∴ Objects ∴ 1998SD47 ∴ Summary
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(55988) 1998SD47  ▹ 
SUMMARY
Keplerian elements at epoch
60400.0 MJD
Value 1-σ variation Units
a 2.27861 7.869e-09 au
e 0.087894 4.514e-08
i 4.291 5.026e-06 deg
Ω 32.907 4.906e-05 deg
ω 140.571 5.449e-05 deg
M 7.591 2.501e-05 deg

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Other useful info
Absolute Magnitude (H)    16.2 mag
Slope parameter (G)    0.15 mag
Perihelion 2.0783 au
Aphelion 2.4789 au
Asc. node-Earth separation 1.43246 au
Desc. node-Earth separation 1.11169 au
Earth MOID 1.085 au
Orbital period 1256.33 days
Date of orbit computation  apr 23 19:58
Observational summary
Optical observations (Discarded) 992 (14)
Radar observations (Discarded) 0 (0)
Arc length 23183.5 days
Unobserved 35 days

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Ephemeris at epoch 60425 MJD
Right Ascension 173.667 deg
Declination 5.66618 deg
V Magnitude 19.19 mag
Solar Elongation -136.93 deg
Galactic Latitude 61.82 deg
Rate 0.07 deg/day
Direction -120.348 deg

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