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NEODyS ∴ Objects ∴ 1999YN4 ∴ Summary
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(18882) 1999YN4  ▹ 
SUMMARY
Keplerian elements at epoch
57800.0 MJD
Value 1-σ variation Units
a 1.68519 1.176e-08 au
e 0.231846 7.088e-08
i 36.813 1.094e-05 deg
Ω 291.711 1.187e-05 deg
ω 242.66 2.147e-05 deg
M 228.311 2.31e-05 deg

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Other useful info
Absolute Magnitude (H)    15.9 mag
Slope parameter (G)    0.15 mag
Perihelion 1.2945 au
Aphelion 2.0759 au
Asc. node-Earth separation 0.76881 au
Desc. node-Earth separation 0.45792 au
Earth MOID 0.43159 au
Orbital period 799.045 days
Date of orbit computation   May 15 15:34
Observational summary
Optical observations (Discarded) 511 (12)
Radar observations (Discarded) 0 (0)
Arc length 22947 days
Unobserved 238 days

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Ephemeris at epoch 57931 MJD
Right Ascension 85.8423 deg
Declination 36.5342 deg
V Magnitude 19.67 mag
Solar Elongation 15.75 deg
Galactic Latitude 3.56 deg
Rate 0.631 deg/day
Direction 101.933 deg

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