NEODyS-2

Near Earth Objects - Dynamic Site
NEODyS ∴ Objects ∴ 1997US9 ∴ Summary
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(219071) 1997US9  ▹ 
SUMMARY
Keplerian elements at epoch
57800.0 MJD
Value 1-σ variation Units
a 1.05275 1.509e-09 au
e 0.282059 6.364e-08
i 20.018 7.544e-06 deg
Ω 212.218 1.036e-05 deg
ω 357.366 1.643e-05 deg
M 142.525 1.911e-05 deg

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Other useful info
Absolute Magnitude (H)    17.1 mag
Slope parameter (G)    0.15 mag
Perihelion 0.7558 au
Aphelion 1.3497 au
Asc. node-Earth separation -0.24929 au
Desc. node-Earth separation 0.35581 au
Earth MOID 0.24912 au
Orbital period 394.534 days
Date of orbit computation   Nov 18 15:14
Observational summary
Optical observations (Discarded) 782 (10)
Radar observations (Discarded) 0 (0)
Arc length 5917 days
Unobserved 1184 days

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Ephemeris at epoch 57841 MJD
Right Ascension 18.8251 deg
Declination 8.54203 deg
V Magnitude 20.14 mag
Solar Elongation -12.36 deg
Galactic Latitude -53.86 deg
Rate 0.714 deg/day
Direction 76.505 deg

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