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AstDyS ∴ Objects ∴ 1999US13 ∴ Summary
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(18870) 1999US13  ▹ 
SUMMARY
Keplerian elements at epoch
60400.0 MJD
Value 1-σ variation Units
a 2.55242 9.741e-09 au
e 0.147327 3.575e-08
i 3.717 3.405e-06 deg
Ω 286.619 6.3e-05 deg
ω 255.977 6.435e-05 deg
M 195.711 1.344e-05 deg

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Other useful info
Absolute Magnitude (H)    14.0 mag
Slope parameter (G)    0.15 mag
Perihelion 2.1764 au
Aphelion 2.9285 au
Asc. node-Earth separation 1.57326 au
Desc. node-Earth separation 1.42788 au
Earth MOID 1.18289 au
Orbital period 1489.45 days
Date of orbit computation  feb 22 01:54
Observational summary
Optical observations (Discarded) 2450 (16)
Radar observations (Discarded) 0 (0)
Arc length 17025.3 days
Unobserved 165 days

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Ephemeris at epoch 60420 MJD
Right Ascension 18.5008 deg
Declination 10.828 deg
V Magnitude 19.59 mag
Solar Elongation 9.33 deg
Galactic Latitude -51.65 deg
Rate 0.387 deg/day
Direction 67.665 deg

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