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AstDyS ∴ Objects ∴ 1999JH31 ∴ Summary
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(49643) 1999JH31  ▹ 
SUMMARY
Keplerian elements at epoch
60400.0 MJD
Value 1-σ variation Units
a 3.04695 1.62e-08 au
e 0.09464 3.289e-08
i 10.089 4.675e-06 deg
Ω 226.284 2.201e-05 deg
ω 238.841 3.458e-05 deg
M 355.693 2.721e-05 deg

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Other useful info
Absolute Magnitude (H)    13.8 mag
Slope parameter (G)    0.15 mag
Perihelion 2.7586 au
Aphelion 3.3353 au
Asc. node-Earth separation 2.16614 au
Desc. node-Earth separation 1.88878 au
Earth MOID 1.79208 au
Orbital period 1942.66 days
Date of orbit computation  apr 23 19:56
Observational summary
Optical observations (Discarded) 2252 (7)
Radar observations (Discarded) 0 (0)
Arc length 9070.07 days
Unobserved 48 days

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Ephemeris at epoch 60425 MJD
Right Ascension 87.9182 deg
Declination 16.0552 deg
V Magnitude 19.48 mag
Solar Elongation -53.39 deg
Galactic Latitude -5.42 deg
Rate 0.36 deg/day
Direction 88.09 deg

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