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Near Earth Objects - Dynamic Site
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   Nov 18 11:29
Observational summary
Optical observations (Discarded) 511 (12)
Radar observations (Discarded) 0 (0)
Arc length 22947 days
Unobserved 143 days

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Ephemeris at epoch 57836 MJD
Right Ascension 14.8383 deg
Declination 32.9234 deg
V Magnitude 20.29 mag
Solar Elongation -33.5 deg
Galactic Latitude -29.92 deg
Rate 0.573 deg/day
Direction 74.753 deg

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