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AstDyS ∴ Objects ∴ 1997WJ4 ∴ Summary
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(185696) 1997WJ4  ▹ 
SUMMARY
Keplerian elements at epoch
60400.0 MJD
Value 1-σ variation Units
a 2.59953 1.492e-08 au
e 0.116713 5.593e-08
i 12.742 5.372e-06 deg
Ω 44.882 2.059e-05 deg
ω 148.69 2.722e-05 deg
M 318.245 1.952e-05 deg

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Other useful info
Absolute Magnitude (H)    15.8 mag
Slope parameter (G)    0.15 mag
Perihelion 2.2961 au
Aphelion 2.9029 au
Asc. node-Earth separation 1.85797 au
Desc. node-Earth separation 1.32286 au
Earth MOID 1.30241 au
Orbital period 1530.88 days
Date of orbit computation  Jun 5 01:17
Observational summary
Optical observations (Discarded) 818 (26)
Radar observations (Discarded) 0 (0)
Arc length 9649.04 days
Unobserved 55 days

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Ephemeris at epoch 60478 MJD
Right Ascension 148.497 deg
Declination 22.8806 deg
V Magnitude 20.86 mag
Solar Elongation -57.34 deg
Galactic Latitude 49.77 deg
Rate 0.426 deg/day
Direction 118.488 deg

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