NEODyS-2

Near Earth Objects - Dynamic Site
NEODyS ∴ Objects ∴ 1997US2 ∴ Summary
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(251722) 1997US2  ▹ 
SUMMARY
Keplerian elements
(Epoch 58800.0 MJD)
Value 1-σ variation Units
a 1.67448 5.583e-09 au
e 0.661142 3.998e-08
i 3.17 8.075e-06 deg
Ω 66.012 9.055e-05 deg
ω 100.19 9.01e-05 deg
M 16.968 1.361e-05 deg

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Other useful info
Absolute Magnitude (H)    19.6 mag
Slope parameter (G)    0.15 mag
Perihelion distance 0.5674 au
Aphelion distance 2.7815 au
Asc. node-Earth separation 0.08159 au
Desc. node-Earth separation -0.1681 au
Earth MOID 0.00612 au
Orbital period 791.438 days
Date of orbit computation   Nov 8 14:21
Observational summary
Optical observations (Discarded) 175 (3)
Radar observations (Discarded) 0 (0)
Arc length 5748 days
Unobserved 2341 days

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Ephemeris
(Epoch 58833 MJD)
Right Ascension 271.297 deg
Declination -24.3583 deg
V Magnitude 22.3 mag
Solar Elongation -7.8 deg
Galactic Latitude -1.46 deg
Rate 0.828 deg/day
Direction 90.854 deg

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