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AstDyS ∴ Objects ∴ 1998SS77 ∴ Summary
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(74256) 1998SS77  ▹ 
SUMMARY
Keplerian elements at epoch
60400.0 MJD
Value 1-σ variation Units
a 2.80965 1.23e-08 au
e 0.168387 5.943e-08
i 9.736 6.498e-06 deg
Ω 21.543 2.287e-05 deg
ω 11.917 2.591e-05 deg
M 122.271 1.188e-05 deg

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Other useful info
Absolute Magnitude (H)    15.2 mag
Slope parameter (G)    0.15 mag
Perihelion 2.3365 au
Aphelion 3.2828 au
Asc. node-Earth separation 1.34731 au
Desc. node-Earth separation 2.26623 au
Earth MOID 1.34346 au
Orbital period 1720.19 days
Date of orbit computation  apr 23 20:02
Observational summary
Optical observations (Discarded) 1137 (8)
Radar observations (Discarded) 0 (0)
Arc length 10232 days
Unobserved 39 days

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Ephemeris at epoch 60427 MJD
Right Ascension 163.046 deg
Declination 13.1852 deg
V Magnitude 20.48 mag
Solar Elongation -122.27 deg
Galactic Latitude 58.85 deg
Rate 0.059 deg/day
Direction -147.223 deg

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