AstDyS-2

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AstDyS ∴ Objects ∴ 1998DD1 ∴ Summary
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(251726) 1998DD1  ▹ 
SUMMARY
Keplerian elements at epoch
60400.0 MJD
Value 1-σ variation Units
a 2.77539 1.951e-08 au
e 0.142825 4.99e-08
i 1.822 4.966e-06 deg
Ω 311.64 0.0001605 deg
ω 152.395 0.0001619 deg
M 259.846 1.866e-05 deg

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Other useful info
Absolute Magnitude (H)    16.3 mag
Slope parameter (G)    0.15 mag
Perihelion 2.379 au
Aphelion 3.1718 au
Asc. node-Earth separation 2.09803 au
Desc. node-Earth separation 1.42872 au
Earth MOID 1.39651 au
Orbital period 1688.83 days
Date of orbit computation  feb 22 02:43
Observational summary
Optical observations (Discarded) 493 (1)
Radar observations (Discarded) 0 (0)
Arc length 9333.33 days
Unobserved 200 days

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Ephemeris at epoch 60397 MJD
Right Ascension 353.104 deg
Declination -2.09825 deg
V Magnitude 21.98 mag
Solar Elongation 14.65 deg
Galactic Latitude -58.62 deg
Rate 0.395 deg/day
Direction 66.116 deg

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