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AstDyS ∴ Objects ∴ 1997WJ12 ∴ Summary
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(33071) 1997WJ12  ▹ 
SUMMARY
Keplerian elements at epoch
60400.0 MJD
Value 1-σ variation Units
a 2.75392 1.251e-08 au
e 0.069664 4.145e-08
i 9.07 4.039e-06 deg
Ω 90.1 2.769e-05 deg
ω 145.828 4.169e-05 deg
M 155.069 3.068e-05 deg

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Other useful info
Absolute Magnitude (H)    15.1 mag
Slope parameter (G)    0.15 mag
Perihelion 2.5621 au
Aphelion 2.9458 au
Asc. node-Earth separation 1.92523 au
Desc. node-Earth separation 1.57486 au
Earth MOID 1.55464 au
Orbital period 1669.26 days
Date of orbit computation  apr 23 19:53
Observational summary
Optical observations (Discarded) 1114 (21)
Radar observations (Discarded) 0 (0)
Arc length 11309.9 days
Unobserved 106 days

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Ephemeris at epoch 60427 MJD
Right Ascension 38.2014 deg
Declination 9.4978 deg
V Magnitude 20.67 mag
Solar Elongation -5.6 deg
Galactic Latitude -45.9 deg
Rate 0.389 deg/day
Direction 69.493 deg

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