AstDyS-2

Asteroids - Dynamic Site
AstDyS ∴ Objects ∴ 1998WR12 ∴ Summary
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(118315) 1998WR12  ▹ 
SUMMARY
Keplerian elements at epoch
58400.0 MJD
Value 1-σ variation Units
a 2.28857 1.416e-08 au
e 0.136938 6.572e-08
i 6.031 5.087e-06 deg
Ω 255.002 6.395e-05 deg
ω 122.929 6.796e-05 deg
M 296.82 2.349e-05 deg

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Other useful info
Absolute Magnitude (H)    16.3 mag
Slope parameter (G)    0.15 mag
Perihelion 1.9752 au
Aphelion 2.602 au
Asc. node-Earth separation 1.41002 au
Desc. node-Earth separation 1.10453 au
Earth MOID 0.98459 au
Orbital period 1264.58 days
Date of orbit computation  Oct 31 06:10
Observational summary
Optical observations (Discarded) 500 (8)
Radar observations (Discarded) 0 (0)
Arc length 7168.04 days
Unobserved 193 days

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Ephemeris at epoch 58500 MJD
Right Ascension 322.155 deg
Declination -10.5056 deg
V Magnitude 20.91 mag
Solar Elongation -25.14 deg
Galactic Latitude -39.59 deg
Rate 0.553 deg/day
Direction 71.864 deg

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