AstDyS-2

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AstDyS ∴ Objects ∴ 1998UM31 ∴ Summary
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(152723) 1998UM31  ▹ 
SUMMARY
Keplerian elements at epoch
60400.0 MJD
Value 1-σ variation Units
a 2.37985 9.862e-09 au
e 0.224903 4.923e-08
i 1.034 4.584e-06 deg
Ω 306.926 0.0003016 deg
ω 88.177 0.0003017 deg
M 326.58 1.098e-05 deg

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Other useful info
Absolute Magnitude (H)    17.2 mag
Slope parameter (G)    0.15 mag
Perihelion 1.8446 au
Aphelion 2.9151 au
Asc. node-Earth separation 1.22689 au
Desc. node-Earth separation 1.29312 au
Earth MOID 0.85184 au
Orbital period 1340.98 days
Date of orbit computation  apr 23 20:20
Observational summary
Optical observations (Discarded) 415 (1)
Radar observations (Discarded) 0 (0)
Arc length 8594.63 days
Unobserved 754 days

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Ephemeris at epoch 60427 MJD
Right Ascension 7.47815 deg
Declination 3.8062 deg
V Magnitude 21.69 mag
Solar Elongation 28.53 deg
Galactic Latitude -58.63 deg
Rate 0.593 deg/day
Direction 66.371 deg

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