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AstDyS ∴ Objects ∴ 1999EC ∴ Summary
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(137153) 1999EC  ▹ 
SUMMARY
Keplerian elements at epoch
60400.0 MJD
Value 1-σ variation Units
a 2.76513 1.352e-08 au
e 0.022236 4.496e-08
i 5.367 5.214e-06 deg
Ω 4.577 4.481e-05 deg
ω 220.382 0.0001172 deg
M 102.567 0.0001091 deg

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Other useful info
Absolute Magnitude (H)    15.4 mag
Slope parameter (G)    0.15 mag
Perihelion 2.7036 au
Aphelion 2.8266 au
Asc. node-Earth separation 1.80984 au
Desc. node-Earth separation 1.72051 au
Earth MOID 1.69742 au
Orbital period 1679.47 days
Date of orbit computation  feb 22 02:19
Observational summary
Optical observations (Discarded) 918 (8)
Radar observations (Discarded) 0 (0)
Arc length 8481.98 days
Unobserved 671 days

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Ephemeris at epoch 60398 MJD
Right Ascension 342.126 deg
Declination -10.1371 deg
V Magnitude 21.09 mag
Solar Elongation 28.88 deg
Galactic Latitude -56.44 deg
Rate 0.401 deg/day
Direction 66.542 deg

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