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NEODyS ∴ Objects ∴ 1997US9 ∴ Summary
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(219071) 1997US9  ▹ 
SUMMARY
Keplerian elements
(Epoch 60400.0 MJD)
Value 1-σ variation Units
a 1.05281 8.988e-10 au
e 0.282143 4.69e-08
i 20.019 5.004e-06 deg
Ω 212.193 8.837e-06 deg
ω 357.414 1.219e-05 deg
M 354.791 1.063e-05 deg

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Other useful info
Absolute Magnitude (H)    17.2 mag
Slope parameter (G)    0.15 mag
Perihelion distance 0.7558 au
Aphelion distance 1.3499 au
Asc. node-Earth separation -0.24938 au
Desc. node-Earth separation 0.35582 au
Earth MOID 0.24918 au
Orbital period 394.57 days
Date of orbit computation   feb 29 13:56
Observational summary
Optical observations (Discarded) 1327 (11)
Radar observations (Discarded) 0 (0)
Arc length 9628 days
Unobserved 51 days

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Ephemeris
(Epoch 60419 MJD)
Right Ascension 341.79 deg
Declination 5.54353 deg
V Magnitude 19.03 mag
Solar Elongation 45.09 deg
Galactic Latitude -45.62 deg
Rate 0.878 deg/day
Direction 4.765 deg

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