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AstDyS ∴ Objects ∴ 1999UM57 ∴ Summary
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(215145) 1999UM57  ▹ 
SUMMARY
Keplerian elements at epoch
60400.0 MJD
Value 1-σ variation Units
a 2.35312 9.543e-09 au
e 0.206671 5.132e-08
i 1.433 5.864e-06 deg
Ω 219.29 0.0002538 deg
ω 64.114 0.0002548 deg
M 13.869 1.961e-05 deg

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Other useful info
Absolute Magnitude (H)    17.7 mag
Slope parameter (G)    0.15 mag
Perihelion 1.8668 au
Aphelion 2.8394 au
Asc. node-Earth separation 1.05817 au
Desc. node-Earth separation 1.48547 au
Earth MOID 0.85069 au
Orbital period 1318.45 days
Date of orbit computation  apr 23 20:34
Observational summary
Optical observations (Discarded) 269 (4)
Radar observations (Discarded) 0 (0)
Arc length 10073 days
Unobserved 373 days

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Ephemeris at epoch 60426 MJD
Right Ascension 341.929 deg
Declination -6.38194 deg
V Magnitude 22.1 mag
Solar Elongation 55.02 deg
Galactic Latitude -54.04 deg
Rate 0.537 deg/day
Direction 67.413 deg

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