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AstDyS ∴ Objects ∴ 1998SF174 ∴ Summary
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(257556) 1998SF174  ▹ 
SUMMARY
Keplerian elements at epoch
60400.0 MJD
Value 1-σ variation Units
a 3.10133 2.287e-08 au
e 0.152531 5.423e-08
i 2.036 7.137e-06 deg
Ω 148.489 0.0001701 deg
ω 334.288 0.0001716 deg
M 131.734 2.451e-05 deg

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Other useful info
Absolute Magnitude (H)    16.2 mag
Slope parameter (G)    0.15 mag
Perihelion 2.6283 au
Aphelion 3.5744 au
Asc. node-Earth separation 1.67521 au
Desc. node-Earth separation 2.50085 au
Earth MOID 1.64464 au
Orbital period 1994.89 days
Date of orbit computation  apr 23 20:44
Observational summary
Optical observations (Discarded) 373 (2)
Radar observations (Discarded) 0 (0)
Arc length 9086.98 days
Unobserved 262 days

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Ephemeris at epoch 60426 MJD
Right Ascension 286.57 deg
Declination -20.532 deg
V Magnitude 22.13 mag
Solar Elongation 110.41 deg
Galactic Latitude -12.35 deg
Rate 0.046 deg/day
Direction 75.702 deg

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