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AstDyS ∴ Objects ∴ 1998RR55 ∴ Summary
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(74201) 1998RR55  ▹ 
SUMMARY
Keplerian elements at epoch
60400.0 MJD
Value 1-σ variation Units
a 2.54852 9.433e-09 au
e 0.215195 3.364e-08
i 4.263 2.95e-06 deg
Ω 235.536 6.064e-05 deg
ω 17.465 6.186e-05 deg
M 182.469 1.174e-05 deg

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Other useful info
Absolute Magnitude (H)    15.0 mag
Slope parameter (G)    0.15 mag
Perihelion 2.0001 au
Aphelion 3.097 au
Asc. node-Earth separation 1.00519 au
Desc. node-Earth separation 2.07075 au
Earth MOID 0.98606 au
Orbital period 1486.04 days
Date of orbit computation  feb 22 02:05
Observational summary
Optical observations (Discarded) 2094 (8)
Radar observations (Discarded) 0 (0)
Arc length 9260.95 days
Unobserved 83 days

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Ephemeris at epoch 60397 MJD
Right Ascension 57.4602 deg
Declination 18.8831 deg
V Magnitude 21.08 mag
Solar Elongation -51.94 deg
Galactic Latitude -26.87 deg
Rate 0.297 deg/day
Direction 78.794 deg

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