NEODyS-2

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1998WB2  ▹ 
SUMMARY
Keplerian elements at epoch
58000.0 MJD
Value 1-σ variation Units
a 1.97615 2.58e-09 au
e 0.586654 2.483e-08
i 2.384 2.838e-06 deg
Ω 52.333 3.117e-05 deg
ω 78.614 3.52e-05 deg
M 255.955 2.994e-06 deg

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Other useful info
Absolute Magnitude (H)    21.8 mag
Slope parameter (G)    0.15 mag
Perihelion 0.8168 au
Aphelion 3.1355 au
Asc. node-Earth separation 0.17297 au
Desc. node-Earth separation 0.45628 au
Earth MOID 0.01479 au
Orbital period 1014.68 days
Date of orbit computation   Oct 9 17:48
Observational summary
Optical observations (Discarded) 230 (16)
Radar observations (Discarded) 0 (0)
Arc length 4197 days
Unobserved 2767 days

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Ephemeris at epoch 58099 MJD
Right Ascension 333.82 deg
Declination -12.8502 deg
V Magnitude 26.47 mag
Solar Elongation -71.21 deg
Galactic Latitude -50.84 deg
Rate 0.274 deg/day
Direction 65.7 deg

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