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AstDyS ∴ Objects ∴ 1998SR9 ∴ Summary
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(74225) 1998SR9  ▹ 
SUMMARY
Keplerian elements at epoch
60400.0 MJD
Value 1-σ variation Units
a 2.75296 1.206e-08 au
e 0.105868 4.887e-08
i 4.302 4.134e-06 deg
Ω 93.507 7.799e-05 deg
ω 239.253 8.226e-05 deg
M 242.753 2.763e-05 deg

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Other useful info
Absolute Magnitude (H)    15.7 mag
Slope parameter (G)    0.15 mag
Perihelion 2.4615 au
Aphelion 3.0444 au
Asc. node-Earth separation 1.89477 au
Desc. node-Earth separation 1.56607 au
Earth MOID 1.45414 au
Orbital period 1668.39 days
Date of orbit computation  feb 22 02:05
Observational summary
Optical observations (Discarded) 746 (8)
Radar observations (Discarded) 0 (0)
Arc length 11562.4 days
Unobserved 119 days

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Ephemeris at epoch 60423 MJD
Right Ascension 208.362 deg
Declination -5.33773 deg
V Magnitude 19.64 mag
Solar Elongation -172.44 deg
Galactic Latitude 54.24 deg
Rate 0.221 deg/day
Direction -72.424 deg

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