AstDyS-2

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AstDyS ∴ Objects ∴ 2001DD9 ∴ Summary
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(252171) 2001DD9  ▹ 
SUMMARY
Keplerian elements at epoch
60400.0 MJD
Value 1-σ variation Units
a 1.91515 7.759e-09 au
e 0.074421 5.268e-08
i 20.108 6.768e-06 deg
Ω 341.325 1.625e-05 deg
ω 114.076 6.659e-05 deg
M 313.589 5.755e-05 deg

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Other useful info
Absolute Magnitude (H)    17.6 mag
Slope parameter (G)    0.15 mag
Perihelion 1.7726 au
Aphelion 2.0577 au
Asc. node-Earth separation 0.95608 au
Desc. node-Earth separation 0.85762 au
Earth MOID 0.83906 au
Orbital period 968.057 days
Date of orbit computation  feb 22 02:44
Observational summary
Optical observations (Discarded) 312 (1)
Radar observations (Discarded) 0 (0)
Arc length 8248.98 days
Unobserved 190 days

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Ephemeris at epoch 60397 MJD
Right Ascension 21.5675 deg
Declination 21.5609 deg
V Magnitude 21.8 mag
Solar Elongation -23.46 deg
Galactic Latitude -40.59 deg
Rate 0.602 deg/day
Direction 64.763 deg

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