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AstDyS ∴ Objects ∴ 1999JL20 ∴ Summary
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(38104) 1999JL20  ▹ 
SUMMARY
Keplerian elements at epoch
60400.0 MJD
Value 1-σ variation Units
a 2.28772 6.554e-09 au
e 0.122547 3.214e-08
i 1.679 3.758e-06 deg
Ω 234.379 0.000137 deg
ω 11.014 0.0001382 deg
M 48.611 2.081e-05 deg

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Other useful info
Absolute Magnitude (H)    15.8 mag
Slope parameter (G)    0.15 mag
Perihelion 2.0074 au
Aphelion 2.5681 au
Asc. node-Earth separation 1.00029 au
Desc. node-Earth separation 1.57365 au
Earth MOID 0.99392 au
Orbital period 1263.87 days
Date of orbit computation  feb 22 01:58
Observational summary
Optical observations (Discarded) 1514 (6)
Radar observations (Discarded) 0 (0)
Arc length 10834.1 days
Unobserved 292 days

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Ephemeris at epoch 60397 MJD
Right Ascension 325.571 deg
Declination -12.471 deg
V Magnitude 20.59 mag
Solar Elongation 43.82 deg
Galactic Latitude -43.47 deg
Rate 0.499 deg/day
Direction 70.133 deg

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