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AstDyS ∴ Objects ∴ 1998SS57 ∴ Summary
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(74244) 1998SS57  ▹ 
SUMMARY
Keplerian elements at epoch
60400.0 MJD
Value 1-σ variation Units
a 2.60507 9.498e-09 au
e 0.155629 3.258e-08
i 3.097 3.5e-06 deg
Ω 71.704 8.504e-05 deg
ω 351.823 8.646e-05 deg
M 335.935 1.627e-05 deg

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Other useful info
Absolute Magnitude (H)    15.3 mag
Slope parameter (G)    0.15 mag
Perihelion 2.1996 au
Aphelion 3.0105 au
Asc. node-Earth separation 1.21771 au
Desc. node-Earth separation 1.99069 au
Earth MOID 1.2133 au
Orbital period 1535.78 days
Date of orbit computation  apr 23 20:02
Observational summary
Optical observations (Discarded) 1274 (8)
Radar observations (Discarded) 0 (0)
Arc length 9184.85 days
Unobserved 165 days

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Ephemeris at epoch 60425 MJD
Right Ascension 35.4685 deg
Declination 12.8856 deg
V Magnitude 19.79 mag
Solar Elongation -2.74 deg
Galactic Latitude -44.36 deg
Rate 0.52 deg/day
Direction 69.965 deg

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