AstDyS-2

Asteroids - Dynamic Site
AstDyS ∴ Objects ∴ 2009DD15 ∴ Summary
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(312515) 2009DD15  ▹ 
SUMMARY
Keplerian elements at epoch
58400.0 MJD
Value 1-σ variation Units
a 2.27786 2.395e-08 au
e 0.209323 5.536e-08
i 2.462 7.641e-06 deg
Ω 358.436 0.0001647 deg
ω 228.505 0.0001658 deg
M 231.059 2.116e-05 deg

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Other useful info
Absolute Magnitude (H)    17.5 mag
Slope parameter (G)    0.15 mag
Perihelion 1.8011 au
Aphelion 2.7547 au
Asc. node-Earth separation 1.52476 au
Desc. node-Earth separation 0.91548 au
Earth MOID 0.79117 au
Orbital period 1255.71 days
Date of orbit computation  Dec 20 14:48
Observational summary
Optical observations (Discarded) 146 (0)
Radar observations (Discarded) 0 (0)
Arc length 6741.17 days
Unobserved 667 days

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Ephemeris at epoch 58580 MJD
Right Ascension 100.609 deg
Declination 25.1464 deg
V Magnitude 22.19 mag
Solar Elongation -82.97 deg
Galactic Latitude 9.33 deg
Rate 0.287 deg/day
Direction 98.08 deg

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