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AstDyS ∴ Objects ∴ 1999JR50 ∴ Summary
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(257587) 1999JR50  ▹ 
SUMMARY
Keplerian elements at epoch
60400.0 MJD
Value 1-σ variation Units
a 2.6283 9.162e-09 au
e 0.261011 4.588e-08
i 11.188 2.936e-06 deg
Ω 76.334 2.498e-05 deg
ω 95.014 2.68e-05 deg
M 337.189 6.777e-06 deg

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Other useful info
Absolute Magnitude (H)    16.2 mag
Slope parameter (G)    0.15 mag
Perihelion 1.9423 au
Aphelion 3.3143 au
Asc. node-Earth separation 1.52241 au
Desc. node-Earth separation 1.37943 au
Earth MOID 0.98563 au
Orbital period 1556.37 days
Date of orbit computation  feb 22 02:45
Observational summary
Optical observations (Discarded) 1557 (340)
Radar observations (Discarded) 0 (0)
Arc length 9032.12 days
Unobserved 77 days

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Ephemeris at epoch 60418 MJD
Right Ascension 111.806 deg
Declination 32.4924 deg
V Magnitude 20.36 mag
Solar Elongation -80.62 deg
Galactic Latitude 21.2 deg
Rate 0.399 deg/day
Direction 101.559 deg

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