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AstDyS ∴ Objects ∴ 2007SR4 ∴ Summary
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(204874) 2007SR4  ▹ 
SUMMARY
Keplerian elements at epoch
58400.0 MJD
Value 1-σ variation Units
a 2.72643 3.839e-08 au
e 0.047359 6.635e-08
i 4.813 8.283e-06 deg
Ω 250.092 9.283e-05 deg
ω 54.598 0.0001351 deg
M 211.405 9.651e-05 deg

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Other useful info
Absolute Magnitude (H)    16.4 mag
Slope parameter (G)    0.15 mag
Perihelion 2.5973 au
Aphelion 2.8556 au
Asc. node-Earth separation 1.63221 au
Desc. node-Earth separation 1.81082 au
Earth MOID 1.58446 au
Orbital period 1644.33 days
Date of orbit computation  Oct 31 07:05
Observational summary
Optical observations (Discarded) 212 (4)
Radar observations (Discarded) 0 (0)
Arc length 8000.93 days
Unobserved 461 days

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Ephemeris at epoch 58593 MJD
Right Ascension 181.722 deg
Declination -7.40551 deg
V Magnitude 20.49 mag
Solar Elongation -154.46 deg
Galactic Latitude 53.82 deg
Rate 0.178 deg/day
Direction -56.039 deg

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