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AstDyS ∴ Objects ∴ 1998RJ54 ∴ Summary
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(439845) 1998RJ54  ▹ 
SUMMARY
Keplerian elements at epoch
60400.0 MJD
Value 1-σ variation Units
a 2.26229 8.125e-09 au
e 0.300169 6.208e-08
i 7.357 6.966e-06 deg
Ω 195.235 3.188e-05 deg
ω 189.307 3.431e-05 deg
M 167.559 9.604e-06 deg

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Other useful info
Absolute Magnitude (H)    17.8 mag
Slope parameter (G)    0.15 mag
Perihelion 1.5832 au
Aphelion 2.9414 au
Asc. node-Earth separation 1.9245 au
Desc. node-Earth separation 0.58966 au
Earth MOID 0.58739 au
Orbital period 1242.85 days
Date of orbit computation  feb 22 03:23
Observational summary
Optical observations (Discarded) 435 (2)
Radar observations (Discarded) 0 (0)
Arc length 8895.98 days
Unobserved 430 days

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Ephemeris at epoch 60397 MJD
Right Ascension 200.325 deg
Declination -8.19663 deg
V Magnitude 22.04 mag
Solar Elongation 165.62 deg
Galactic Latitude 53.94 deg
Rate 0.247 deg/day
Direction -60.588 deg

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