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NEODyS ∴ Objects ∴ 1998SS4 ∴ Summary
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1998SS4  ▹ 
SUMMARY
Keplerian elements
(Epoch 58800.0 MJD)
Value 1-σ variation Units
a 2.27415 0.002352 au
e 0.510525 0.0005515
i 9.591 0.007192 deg
Ω 180.728 0.002025 deg
ω 174.623 0.00498 deg
M 60.801 3.58 deg

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Other useful info
Absolute Magnitude (H)    21.7 mag
Slope parameter (G)    0.15 mag
Perihelion distance 1.1131 au
Aphelion distance 3.4352 au
Asc. node-Earth separation 2.42473 au
Desc. node-Earth separation 0.11184 au
Earth MOID 0.10988 au
Orbital period 1252.65 days
Date of orbit computation   Nov 8 13:38
Observational summary
Optical observations (Discarded) 40 (2)
Radar observations (Discarded) 0 (0)
Arc length 24 days
Unobserved 7732 days

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Ephemeris
(Epoch 58832 MJD)
Right Ascension 143.527 deg
Declination 3.09325 deg
V Magnitude 26.05 mag
Solar Elongation 117.08 deg
Galactic Latitude 37.14 deg
Rate 0.065 deg/day
Direction -108.155 deg

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