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AstDyS ∴ Objects ∴ 1997YD4 ∴ Summary
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(52647) 1997YD4  ▹ 
SUMMARY
Keplerian elements at epoch
58400.0 MJD
Value 1-σ variation Units
a 2.9312 2.639e-08 au
e 0.069745 5.149e-08
i 3.581 6.567e-06 deg
Ω 115.768 0.0001205 deg
ω 309.849 0.0001353 deg
M 73.774 5.952e-05 deg

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Other useful info
Absolute Magnitude (H)    14.3 mag
Slope parameter (G)    0.15 mag
Perihelion 2.7268 au
Aphelion 3.1356 au
Asc. node-Earth separation 1.80727 au
Desc. node-Earth separation 2.0365 au
Earth MOID 1.74141 au
Orbital period 1833.01 days
Date of orbit computation  Oct 31 05:29
Observational summary
Optical observations (Discarded) 672 (3)
Radar observations (Discarded) 0 (0)
Arc length 7399.46 days
Unobserved 360 days

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Ephemeris at epoch 58566 MJD
Right Ascension 179.823 deg
Declination 5.30592 deg
V Magnitude 18.46 mag
Solar Elongation -173.02 deg
Galactic Latitude 64.89 deg
Rate 0.211 deg/day
Direction -65.136 deg

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