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NEODyS ∴ Objects ∴ 1997US9 ∴ Summary
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(219071) 1997US9  ▹ 
SUMMARY
Keplerian elements
(Epoch 59000.0 MJD)
Value 1-σ variation Units
a 1.05274 1.541e-09 au
e 0.282018 7.829e-08
i 20.018 9.797e-06 deg
Ω 212.212 1.248e-05 deg
ω 357.378 1.96e-05 deg
M 157.477 2.357e-05 deg

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Other useful info
Absolute Magnitude (H)    17.1 mag
Slope parameter (G)    0.15 mag
Perihelion distance 0.7558 au
Aphelion distance 1.3496 au
Asc. node-Earth separation -0.24944 au
Desc. node-Earth separation 0.35545 au
Earth MOID 0.24926 au
Orbital period 394.531 days
Date of orbit computation   Nov 15 14:03
Observational summary
Optical observations (Discarded) 794 (8)
Radar observations (Discarded) 0 (0)
Arc length 8427 days
Unobserved 73 days

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Ephemeris
(Epoch 59241 MJD)
Right Ascension 278.369 deg
Declination -18.1538 deg
V Magnitude 18.9 mag
Solar Elongation 29.39 deg
Galactic Latitude -4.35 deg
Rate 1.218 deg/day
Direction 74.871 deg

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