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AstDyS ∴ Objects ∴ 1999RP239 ∴ Summary
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(137301) 1999RP239  ▹ 
SUMMARY
Keplerian elements at epoch
60400.0 MJD
Value 1-σ variation Units
a 2.28846 9.383e-09 au
e 0.172785 4.112e-08
i 9.559 4.328e-06 deg
Ω 276.394 2.745e-05 deg
ω 18.357 3.085e-05 deg
M 89.45 1.467e-05 deg

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Other useful info
Absolute Magnitude (H)    16.4 mag
Slope parameter (G)    0.15 mag
Perihelion 1.8931 au
Aphelion 2.6839 au
Asc. node-Earth separation 0.89072 au
Desc. node-Earth separation 1.67299 au
Earth MOID 0.8791 au
Orbital period 1264.49 days
Date of orbit computation  apr 23 20:17
Observational summary
Optical observations (Discarded) 729 (21)
Radar observations (Discarded) 0 (0)
Arc length 8842.87 days
Unobserved 152 days

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Ephemeris at epoch 60426 MJD
Right Ascension 42.4491 deg
Declination 21.402 deg
V Magnitude 21.35 mag
Solar Elongation -11.55 deg
Galactic Latitude -33.65 deg
Rate 0.467 deg/day
Direction 75.777 deg

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