NEODyS-2

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NEODyS ∴ Objects ∴ 1998SS4 ∴ Summary
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1998SS4  ▹ 
SUMMARY
Keplerian elements at epoch
58000.0 MJD
Value 1-σ variation Units
a 2.27427 0.001821 au
e 0.511892 0.000476
i 9.608 0.006003 deg
Ω 180.777 0.001967 deg
ω 174.585 0.0008643 deg
M 189.782 2.613 deg

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Other useful info
Absolute Magnitude (H)    21.7 mag
Slope parameter (G)    0.15 mag
Perihelion 1.1101 au
Aphelion 3.4384 au
Asc. node-Earth separation 2.42768 au
Desc. node-Earth separation 0.10865 au
Earth MOID 0.10662 au
Orbital period 1252.74 days
Date of orbit computation   Oct 9 17:43
Observational summary
Optical observations (Discarded) 40 (4)
Radar observations (Discarded) 0 (0)
Arc length 24 days
Unobserved 7041 days

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Ephemeris at epoch 58141 MJD
Right Ascension 211.205 deg
Declination -10.0291 deg
V Magnitude 27.67 mag
Solar Elongation 90.14 deg
Galactic Latitude 48.8 deg
Rate 0.138 deg/day
Direction 96.087 deg

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