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AstDyS ∴ Objects ∴ 2001US99 ∴ Summary
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(148803) 2001US99  ▹ 
SUMMARY
Keplerian elements at epoch
60400.0 MJD
Value 1-σ variation Units
a 2.66513 1.278e-08 au
e 0.03225 4.099e-08
i 2.725 4.45e-06 deg
Ω 144.559 9.34e-05 deg
ω 172.387 0.0001195 deg
M 133.15 7.387e-05 deg

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Other useful info
Absolute Magnitude (H)    16.1 mag
Slope parameter (G)    0.15 mag
Perihelion 2.5792 au
Aphelion 2.7511 au
Asc. node-Earth separation 1.76326 au
Desc. node-Earth separation 1.56784 au
Earth MOID 1.56524 au
Orbital period 1589.19 days
Date of orbit computation  feb 22 02:21
Observational summary
Optical observations (Discarded) 663 (6)
Radar observations (Discarded) 0 (0)
Arc length 9090.93 days
Unobserved 83 days

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Ephemeris at epoch 60398 MJD
Right Ascension 71.8165 deg
Declination 20.4144 deg
V Magnitude 21.65 mag
Solar Elongation -64.54 deg
Galactic Latitude -15.73 deg
Rate 0.324 deg/day
Direction 80.446 deg

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