NEODyS-2

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NEODyS ∴ Objects ∴ 1991RJ2 ∴ Summary
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(399307) 1991RJ2  ▹ 
SUMMARY
Keplerian elements at epoch
57800.0 MJD
Value 1-σ variation Units
a 2.21041 6.595e-09 au
e 0.427238 6.985e-08
i 8.945 9.106e-06 deg
Ω 171.799 1.957e-05 deg
ω 150.903 4.009e-05 deg
M 277.093 1.461e-05 deg

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Other useful info
Absolute Magnitude (H)    18.9 mag
Slope parameter (G)    0.15 mag
Perihelion 1.266 au
Aphelion 3.1548 au
Asc. node-Earth separation 1.88962 au
Desc. node-Earth separation 0.31096 au
Earth MOID 0.2666 au
Orbital period 1200.35 days
Date of orbit computation   Nov 18 15:24
Observational summary
Optical observations (Discarded) 207 (1)
Radar observations (Discarded) 0 (0)
Arc length 8465 days
Unobserved 871 days

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Ephemeris at epoch 57843 MJD
Right Ascension 213.45 deg
Declination -4.9219 deg
V Magnitude 21.99 mag
Solar Elongation 156.02 deg
Galactic Latitude 52.27 deg
Rate 0.24 deg/day
Direction -45.657 deg

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