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AstDyS ∴ Objects ∴ 1998RD55 ∴ Summary
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(181816) 1998RD55  ▹ 
SUMMARY
Keplerian elements at epoch
60400.0 MJD
Value 1-σ variation Units
a 2.3932 1.152e-08 au
e 0.130106 5.187e-08
i 7.187 5.887e-06 deg
Ω 359.071 3.555e-05 deg
ω 314.712 4.089e-05 deg
M 355.933 1.9e-05 deg

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Other useful info
Absolute Magnitude (H)    16.6 mag
Slope parameter (G)    0.15 mag
Perihelion 2.0818 au
Aphelion 2.7046 au
Asc. node-Earth separation 1.15224 au
Desc. node-Earth separation 1.59413 au
Earth MOID 1.07555 au
Orbital period 1352.28 days
Date of orbit computation  apr 23 20:27
Observational summary
Optical observations (Discarded) 495 (6)
Radar observations (Discarded) 0 (0)
Arc length 11062.9 days
Unobserved 318 days

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Ephemeris at epoch 60427 MJD
Right Ascension 344.554 deg
Declination -10.8813 deg
V Magnitude 21.31 mag
Solar Elongation 55.4 deg
Galactic Latitude -58.82 deg
Rate 0.495 deg/day
Direction 65.848 deg

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