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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 2.27428 0.002863 au
e 0.510555 0.0006714
i 9.591 0.008784 deg
Ω 180.728 0.002488 deg
ω 174.623 0.005994 deg
M 60.607 4.355 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 3.4354 au
Asc. node-Earth separation 2.42499 au
Desc. node-Earth separation 0.11184 au
Earth MOID 0.10987 au
Orbital period 1252.75 days
Date of orbit computation   Sep 19 17:30
Observational summary
Optical observations (Discarded) 40 (1)
Radar observations (Discarded) 0 (0)
Arc length 24 days
Unobserved 7650 days

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Ephemeris
(Epoch 58750 MJD)
Right Ascension 126.939 deg
Declination 11.0984 deg
V Magnitude 26.23 mag
Solar Elongation 54.25 deg
Galactic Latitude 26.37 deg
Rate 0.424 deg/day
Direction 107.736 deg

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