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AstDyS ∴ Objects ∴ 1998RR61 ∴ Summary
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(40187) 1998RR61  ▹ 
SUMMARY
Keplerian elements at epoch
60400.0 MJD
Value 1-σ variation Units
a 3.46175 2.084e-08 au
e 0.132001 3.699e-08
i 2.939 3.802e-06 deg
Ω 238.181 8.951e-05 deg
ω 160.113 9.1e-05 deg
M 319.37 1.808e-05 deg

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Other useful info
Absolute Magnitude (H)    13.4 mag
Slope parameter (G)    0.15 mag
Perihelion 3.0048 au
Aphelion 3.9187 au
Asc. node-Earth separation 2.87139 au
Desc. node-Earth separation 2.03878 au
Earth MOID 2.01281 au
Orbital period 2352.57 days
Date of orbit computation  feb 22 01:58
Observational summary
Optical observations (Discarded) 1830 (9)
Radar observations (Discarded) 0 (0)
Arc length 13929.2 days
Unobserved 159 days

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Ephemeris at epoch 60419 MJD
Right Ascension 358.441 deg
Declination 1.67285 deg
V Magnitude 19.5 mag
Solar Elongation 29.93 deg
Galactic Latitude -58.02 deg
Rate 0.364 deg/day
Direction 66.447 deg

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