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AstDyS ∴ Objects ∴ 1997WR31 ∴ Summary
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(10904) 1997WR31  ▹ 
SUMMARY
Keplerian elements at epoch
60400.0 MJD
Value 1-σ variation Units
a 2.40392 6.125e-09 au
e 0.15102 2.733e-08
i 1.324 3.8e-06 deg
Ω 167.875 0.000128 deg
ω 287.924 0.0001288 deg
M 355.777 1.343e-05 deg

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Other useful info
Absolute Magnitude (H)    14.7 mag
Slope parameter (G)    0.15 mag
Perihelion 2.0409 au
Aphelion 2.767 au
Asc. node-Earth separation 1.25213 au
Desc. node-Earth separation 1.45743 au
Earth MOID 1.05859 au
Orbital period 1361.38 days
Date of orbit computation  feb 22 01:52
Observational summary
Optical observations (Discarded) 2459 (11)
Radar observations (Discarded) 0 (0)
Arc length 16026.1 days
Unobserved 77 days

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Ephemeris at epoch 60419 MJD
Right Ascension 74.7768 deg
Declination 21.7101 deg
V Magnitude 19.33 mag
Solar Elongation -46.79 deg
Galactic Latitude -12.74 deg
Rate 0.521 deg/day
Direction 83.436 deg

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