AstDyS-2

Asteroids - Dynamic Site
AstDyS ∴ Objects ∴ 2007OB4 ∴ Summary
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(312000) 2007OB4  ▹ 
SUMMARY
Keplerian elements at epoch
58400.0 MJD
Value 1-σ variation Units
a 2.30887 2.043e-08 au
e 0.251168 1.03e-07
i 2.488 8.963e-06 deg
Ω 273.499 0.0001825 deg
ω 61.982 0.0001838 deg
M 56.225 1.836e-05 deg

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Other useful info
Absolute Magnitude (H)    17.6 mag
Slope parameter (G)    0.15 mag
Perihelion 1.729 au
Aphelion 2.8888 au
Asc. node-Earth separation 0.91683 au
Desc. node-Earth separation 1.46915 au
Earth MOID 0.72012 au
Orbital period 1281.44 days
Date of orbit computation  Oct 31 08:10
Observational summary
Optical observations (Discarded) 151 (0)
Radar observations (Discarded) 0 (0)
Arc length 6142.93 days
Unobserved 717 days

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Ephemeris at epoch 58592 MJD
Right Ascension 89.6422 deg
Declination 22.8358 deg
V Magnitude 23.03 mag
Solar Elongation -61.27 deg
Galactic Latitude -0.61 deg
Rate 0.346 deg/day
Direction 90.769 deg

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