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AstDyS ∴ Objects ∴ 2001MR21 ∴ Summary
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(228414) 2001MR21  ▹ 
SUMMARY
Keplerian elements at epoch
60400.0 MJD
Value 1-σ variation Units
a 2.37637 1.044e-08 au
e 0.199658 4.454e-08
i 3.456 6.524e-06 deg
Ω 76.997 8.992e-05 deg
ω 248.799 9.199e-05 deg
M 53.268 1.993e-05 deg

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Other useful info
Absolute Magnitude (H)    17.8 mag
Slope parameter (G)    0.15 mag
Perihelion 1.9019 au
Aphelion 2.8508 au
Asc. node-Earth separation 1.47442 au
Desc. node-Earth separation 1.1134 au
Earth MOID 0.89318 au
Orbital period 1338.04 days
Date of orbit computation  feb 22 02:38
Observational summary
Optical observations (Discarded) 334 (4)
Radar observations (Discarded) 0 (0)
Arc length 8141.92 days
Unobserved days

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Ephemeris at epoch MJD
Right Ascension deg
Declination deg
V Magnitude mag
Solar Elongation deg
Galactic Latitude deg
Rate deg/day
Direction deg

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