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AstDyS ∴ Objects ∴ 1997WR31 ∴ Summary
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(10904) 1997WR31  ▹ 
SUMMARY
Keplerian elements at epoch
58400.0 MJD
Value 1-σ variation Units
a 2.40375 8.663e-09 au
e 0.1511 4.039e-08
i 1.323 4.189e-06 deg
Ω 167.884 0.0001749 deg
ω 288.513 0.0001756 deg
M 186.19 1.384e-05 deg

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Other useful info
Absolute Magnitude (H)    14.5 mag
Slope parameter (G)    0.15 mag
Perihelion 2.0405 au
Aphelion 2.767 au
Asc. node-Earth separation 1.24683 au
Desc. node-Earth separation 1.46041 au
Earth MOID 1.05681 au
Orbital period 1361.23 days
Date of orbit computation  Oct 31 05:02
Observational summary
Optical observations (Discarded) 1575 (9)
Radar observations (Discarded) 0 (0)
Arc length 13997.4 days
Unobserved 193 days

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Ephemeris at epoch 58505 MJD
Right Ascension 303.95 deg
Declination -19.065 deg
V Magnitude 19.61 mag
Solar Elongation -0.84 deg
Galactic Latitude -26.85 deg
Rate 0.42 deg/day
Direction 77.505 deg

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