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AstDyS ∴ Objects ∴ 1999JA58 ∴ Summary
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(31717) 1999JA58  ▹ 
SUMMARY
Keplerian elements at epoch
60400.0 MJD
Value 1-σ variation Units
a 3.06042 1.481e-08 au
e 0.036965 4.107e-08
i 10.599 3.949e-06 deg
Ω 61.663 1.96e-05 deg
ω 155.9 4.61e-05 deg
M 250.109 4.112e-05 deg

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Other useful info
Absolute Magnitude (H)    13.1 mag
Slope parameter (G)    0.15 mag
Perihelion 2.9473 au
Aphelion 3.1735 au
Asc. node-Earth separation 2.17643 au
Desc. node-Earth separation 1.94393 au
Earth MOID 1.94072 au
Orbital period 1955.56 days
Date of orbit computation  apr 23 19:52
Observational summary
Optical observations (Discarded) 3517 (98)
Radar observations (Discarded) 0 (0)
Arc length 9546.73 days
Unobserved 41 days

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Ephemeris at epoch 60427 MJD
Right Ascension 92.7597 deg
Declination 30.149 deg
V Magnitude 19.11 mag
Solar Elongation -55.78 deg
Galactic Latitude 5.4 deg
Rate 0.301 deg/day
Direction 91.535 deg

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