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AstDyS ∴ Objects ∴ 2001DF21 ∴ Summary
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(98980) 2001DF21  ▹ 
SUMMARY
Keplerian elements at epoch
60400.0 MJD
Value 1-σ variation Units
a 3.0411 1.924e-08 au
e 0.055727 4.7e-08
i 9.606 3.997e-06 deg
Ω 88.554 2.702e-05 deg
ω 113.292 4.568e-05 deg
M 96.245 3.762e-05 deg

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Other useful info
Absolute Magnitude (H)    14.7 mag
Slope parameter (G)    0.15 mag
Perihelion 2.8716 au
Aphelion 3.2106 au
Asc. node-Earth separation 2.11694 au
Desc. node-Earth separation 1.95003 au
Earth MOID 1.88326 au
Orbital period 1937.07 days
Date of orbit computation  feb 22 02:10
Observational summary
Optical observations (Discarded) 1097 (7)
Radar observations (Discarded) 0 (0)
Arc length 10838.4 days
Unobserved 303 days

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Ephemeris at epoch 60423 MJD
Right Ascension 330.05 deg
Declination -18.2911 deg
V Magnitude 20.68 mag
Solar Elongation 67.35 deg
Galactic Latitude -49.73 deg
Rate 0.278 deg/day
Direction 78.735 deg

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