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AstDyS ∴ Objects ∴ 1997WR9 ∴ Summary
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(120745) 1997WR9  ▹ 
SUMMARY
Keplerian elements at epoch
60400.0 MJD
Value 1-σ variation Units
a 2.54486 9.021e-09 au
e 0.180585 6.214e-08
i 2.383 4.268e-06 deg
Ω 115.234 0.0001498 deg
ω 285.389 0.0001507 deg
M 189.084 2.051e-05 deg

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Other useful info
Absolute Magnitude (H)    16.5 mag
Slope parameter (G)    0.15 mag
Perihelion 2.0853 au
Aphelion 3.0044 au
Asc. node-Earth separation 1.3656 au
Desc. node-Earth separation 1.57032 au
Earth MOID 1.09519 au
Orbital period 1482.84 days
Date of orbit computation  apr 23 20:13
Observational summary
Optical observations (Discarded) 757 (4)
Radar observations (Discarded) 0 (0)
Arc length 10689.4 days
Unobserved 374 days

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Ephemeris at epoch 60426 MJD
Right Ascension 237.66 deg
Declination -16.915 deg
V Magnitude 20.98 mag
Solar Elongation 156.56 deg
Galactic Latitude 28.13 deg
Rate 0.185 deg/day
Direction -76.35 deg

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