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AstDyS ∴ Objects ∴ 1999JN21 ∴ Summary
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(53325) 1999JN21  ▹ 
SUMMARY
Keplerian elements at epoch
60400.0 MJD
Value 1-σ variation Units
a 3.01735 1.235e-08 au
e 0.121215 3.021e-08
i 8.354 3.77e-06 deg
Ω 230.226 2.419e-05 deg
ω 68.421 3.014e-05 deg
M 197.481 1.656e-05 deg

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Other useful info
Absolute Magnitude (H)    14.0 mag
Slope parameter (G)    0.15 mag
Perihelion 2.6516 au
Aphelion 3.3831 au
Asc. node-Earth separation 1.83596 au
Desc. node-Earth separation 2.12297 au
Earth MOID 1.65017 au
Orbital period 1914.42 days
Date of orbit computation  apr 23 19:57
Observational summary
Optical observations (Discarded) 2305 (97)
Radar observations (Discarded) 0 (0)
Arc length 12179 days
Unobserved 69 days

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Ephemeris at epoch 60425 MJD
Right Ascension 119.065 deg
Declination 12.1456 deg
V Magnitude 20.17 mag
Solar Elongation -83.81 deg
Galactic Latitude 19.8 deg
Rate 0.174 deg/day
Direction 89.73 deg

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