AstDyS-2

Asteroids - Dynamic Site
AstDyS ∴ Objects ∴ 2007HH89 ∴ Summary
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(311992) 2007HH89  ▹ 
SUMMARY
Keplerian elements at epoch
58400.0 MJD
Value 1-σ variation Units
a 3.19552 6.627e-08 au
e 0.227222 6.524e-08
i 13.5 1.393e-05 deg
Ω 221.667 3.26e-05 deg
ω 263.1 5.754e-05 deg
M 65.642 3.59e-05 deg

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Other useful info
Absolute Magnitude (H)    15.7 mag
Slope parameter (G)    0.15 mag
Perihelion 2.4694 au
Aphelion 3.9216 au
Asc. node-Earth separation 2.10617 au
Desc. node-Earth separation 1.958 au
Earth MOID 1.52775 au
Orbital period 2086.47 days
Date of orbit computation  Oct 31 08:10
Observational summary
Optical observations (Discarded) 276 (1)
Radar observations (Discarded) 0 (0)
Arc length 6736.91 days
Unobserved 338 days

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Ephemeris at epoch 58593 MJD
Right Ascension 259.77 deg
Declination -15.6712 deg
V Magnitude 21.34 mag
Solar Elongation 128.92 deg
Galactic Latitude 12.29 deg
Rate 0.089 deg/day
Direction -36.13 deg

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