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AstDyS ∴ Objects ∴ 1997WB18 ∴ Summary
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(246900) 1997WB18  ▹ 
SUMMARY
Keplerian elements at epoch
60400.0 MJD
Value 1-σ variation Units
a 2.92834 2.037e-08 au
e 0.111089 9.112e-08
i 16.145 1.138e-05 deg
Ω 33.914 1.678e-05 deg
ω 39.346 4.258e-05 deg
M 72.559 3.791e-05 deg

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Other useful info
Absolute Magnitude (H)    16.1 mag
Slope parameter (G)    0.15 mag
Perihelion 2.603 au
Aphelion 3.2537 au
Asc. node-Earth separation 1.6704 au
Desc. node-Earth separation 2.15819 au
Earth MOID 1.63479 au
Orbital period 1830.34 days
Date of orbit computation  feb 22 02:42
Observational summary
Optical observations (Discarded) 347 (2)
Radar observations (Discarded) 0 (0)
Arc length 9568.49 days
Unobserved 89 days

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Ephemeris at epoch 60419 MJD
Right Ascension 152.762 deg
Declination 28.0771 deg
V Magnitude 21.22 mag
Solar Elongation -114.47 deg
Galactic Latitude 54.62 deg
Rate 0.139 deg/day
Direction 177.259 deg

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