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AstDyS ∴ Objects ∴ 1991RU9 ∴ Summary
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(52303) 1991RU9  ▹ 
SUMMARY
Keplerian elements at epoch
60400.0 MJD
Value 1-σ variation Units
a 2.28739 5.355e-09 au
e 0.167222 2.889e-08
i 1.164 3.002e-06 deg
Ω 280.487 0.00015 deg
ω 65.097 0.0001503 deg
M 154.451 9.254e-06 deg

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Other useful info
Absolute Magnitude (H)    15.2 mag
Slope parameter (G)    0.15 mag
Perihelion 1.9049 au
Aphelion 2.6699 au
Asc. node-Earth separation 1.05947 au
Desc. node-Earth separation 1.41056 au
Earth MOID 0.89779 au
Orbital period 1263.6 days
Date of orbit computation  feb 22 02:01
Observational summary
Optical observations (Discarded) 2333 (4)
Radar observations (Discarded) 0 (0)
Arc length 11831.1 days
Unobserved 56 days

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Ephemeris at epoch 60398 MJD
Right Ascension 129.279 deg
Declination 17.4143 deg
V Magnitude 19.81 mag
Solar Elongation -118.71 deg
Galactic Latitude 30.95 deg
Rate 0.024 deg/day
Direction 98.524 deg

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