AstDyS-2

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AstDyS ∴ Objects ∴ 1998EW9 ∴ Summary
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(312965) 1998EW9  ▹ 
SUMMARY
Keplerian elements at epoch
58400.0 MJD
Value 1-σ variation Units
a 2.30847 1.948e-08 au
e 0.237049 9.629e-08
i 4.823 8.26e-06 deg
Ω 156.429 8.189e-05 deg
ω 346.995 8.746e-05 deg
M 332.867 2.746e-05 deg

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Other useful info
Absolute Magnitude (H)    17.4 mag
Slope parameter (G)    0.15 mag
Perihelion 1.7612 au
Aphelion 2.8557 au
Asc. node-Earth separation 0.77846 au
Desc. node-Earth separation 1.82317 au
Earth MOID 0.77266 au
Orbital period 1281.1 days
Date of orbit computation  Dec 20 14:48
Observational summary
Optical observations (Discarded) 250 (1)
Radar observations (Discarded) 0 (0)
Arc length 7152.19 days
Unobserved 692 days

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Ephemeris at epoch 58580 MJD
Right Ascension 167.378 deg
Declination 9.87653 deg
V Magnitude 19.43 mag
Solar Elongation -147.68 deg
Galactic Latitude 60.43 deg
Rate 0.077 deg/day
Direction -35.236 deg

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