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AstDyS ∴ Objects ∴ 1998EW4 ∴ Summary
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(100748) 1998EW4  ▹ 
SUMMARY
Keplerian elements at epoch
60400.0 MJD
Value 1-σ variation Units
a 2.32793 8.381e-09 au
e 0.218275 3.96e-08
i 5.235 5.083e-06 deg
Ω 149.672 4.772e-05 deg
ω 115.197 4.929e-05 deg
M 24.199 1.293e-05 deg

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Other useful info
Absolute Magnitude (H)    16.8 mag
Slope parameter (G)    0.15 mag
Perihelion 1.8198 au
Aphelion 2.8361 au
Asc. node-Earth separation 1.45626 au
Desc. node-Earth separation 1.01745 au
Earth MOID 0.81145 au
Orbital period 1297.34 days
Date of orbit computation  apr 23 20:09
Observational summary
Optical observations (Discarded) 584 (1)
Radar observations (Discarded) 0 (0)
Arc length 22931 days
Unobserved 291 days

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Ephemeris at epoch 60425 MJD
Right Ascension 339.536 deg
Declination -7.22498 deg
V Magnitude 21.21 mag
Solar Elongation 56.57 deg
Galactic Latitude -52.66 deg
Rate 0.517 deg/day
Direction 70.756 deg

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