AstDyS-2

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AstDyS ∴ Objects ∴ 1998SG20 ∴ Summary
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(58997) 1998SG20  ▹ 
SUMMARY
Keplerian elements at epoch
60400.0 MJD
Value 1-σ variation Units
a 2.72221 1.309e-08 au
e 0.041633 3.704e-08
i 5.88 4.224e-06 deg
Ω 177.349 4.29e-05 deg
ω 147.097 7.248e-05 deg
M 274.737 5.847e-05 deg

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Other useful info
Absolute Magnitude (H)    15.8 mag
Slope parameter (G)    0.15 mag
Perihelion 2.6089 au
Aphelion 2.8355 au
Asc. node-Earth separation 1.82078 au
Desc. node-Earth separation 1.62206 au
Earth MOID 1.5993 au
Orbital period 1640.51 days
Date of orbit computation  apr 23 19:58
Observational summary
Optical observations (Discarded) 740 (11)
Radar observations (Discarded) 0 (0)
Arc length 9469.14 days
Unobserved 348 days

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Ephemeris at epoch 60427 MJD
Right Ascension 252.53 deg
Declination -14.6617 deg
V Magnitude 20 mag
Solar Elongation 143.23 deg
Galactic Latitude 18.62 deg
Rate 0.115 deg/day
Direction -57.74 deg

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