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AstDyS ∴ Objects ∴ 1991RN4 ∴ Summary
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(16545) 1991RN4  ▹ 
SUMMARY
Keplerian elements at epoch
60400.0 MJD
Value 1-σ variation Units
a 2.38124 6.03e-09 au
e 0.232497 2.939e-08
i 6.287 3.054e-06 deg
Ω 159.022 3.041e-05 deg
ω 227.078 3.126e-05 deg
M 283.636 8.12e-06 deg

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Other useful info
Absolute Magnitude (H)    14.8 mag
Slope parameter (G)    0.15 mag
Perihelion 1.8276 au
Aphelion 2.9349 au
Asc. node-Earth separation 1.68591 au
Desc. node-Earth separation 0.936 au
Earth MOID 0.83803 au
Orbital period 1342.15 days
Date of orbit computation  apr 23 19:49
Observational summary
Optical observations (Discarded) 2249 (26)
Radar observations (Discarded) 0 (0)
Arc length 26151.8 days
Unobserved 291 days

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Ephemeris at epoch 60426 MJD
Right Ascension 316.645 deg
Declination -11.4988 deg
V Magnitude 19.56 mag
Solar Elongation 80.31 deg
Galactic Latitude -35.16 deg
Rate 0.364 deg/day
Direction 72.35 deg

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