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(16816) 1997UF9  ▹ 
SUMMARY
Keplerian elements
(Epoch 59600.0 MJD)
Value 1-σ variation Units
a 1.44233 3.823e-09 au
e 0.604115 7.555e-08
i 25.916 8.476e-06 deg
Ω 37.156 7.355e-06 deg
ω 157.949 8.662e-06 deg
M 246.673 1.293e-05 deg

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Other useful info
Absolute Magnitude (H)    16.2 mag
Slope parameter (G)    0.15 mag
Perihelion distance 0.571 au
Aphelion distance 2.3137 au
Asc. node-Earth separation 1.08928 au
Desc. node-Earth separation -0.41883 au
Earth MOID 0.37935 au
Orbital period 632.694 days
Date of orbit computation   mag 12 14:56
Observational summary
Optical observations (Discarded) 1064 (5)
Radar observations (Discarded) 0 (0)
Arc length 8801 days
Unobserved 170 days

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Ephemeris
(Epoch 59721 MJD)
Right Ascension 64.9275 deg
Declination 30.8462 deg
V Magnitude 19.09 mag
Solar Elongation -12.07 deg
Galactic Latitude -13.65 deg
Rate 0.714 deg/day
Direction 73.901 deg

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