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NEODyS ∴ Objects ∴ 1999YN4 ∴ Summary
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(18882) 1999YN4  ▹ 
SUMMARY
Keplerian elements at epoch
58400.0 MJD
Value 1-σ variation Units
a 1.68506 8.637e-09 au
e 0.23187 6.16e-08
i 36.816 1.04e-05 deg
Ω 291.703 8.897e-06 deg
ω 242.66 1.983e-05 deg
M 138.658 2.299e-05 deg

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Other useful info
Absolute Magnitude (H)    15.9 mag
Slope parameter (G)    0.15 mag
Perihelion 1.2943 au
Aphelion 2.0758 au
Asc. node-Earth separation 0.7672 au
Desc. node-Earth separation 0.45649 au
Earth MOID 0.43021 au
Orbital period 798.95 days
Date of orbit computation   Oct 1 16:37
Observational summary
Optical observations (Discarded) 698 (12)
Radar observations (Discarded) 0 (0)
Arc length 23629 days
Unobserved 38 days

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Ephemeris at epoch 58413 MJD
Right Ascension 291.005 deg
Declination 2.98567 deg
V Magnitude 20.09 mag
Solar Elongation -85.4 deg
Galactic Latitude -5.86 deg
Rate 0.286 deg/day
Direction 80.28 deg

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