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AstDyS ∴ Objects ∴ 1999JH49 ∴ Summary
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(31707) 1999JH49  ▹ 
SUMMARY
Keplerian elements at epoch
60400.0 MJD
Value 1-σ variation Units
a 3.17998 1.579e-08 au
e 0.110086 3.589e-08
i 6.143 3.586e-06 deg
Ω 59.981 4.096e-05 deg
ω 242.043 4.523e-05 deg
M 84.327 2.062e-05 deg

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Other useful info
Absolute Magnitude (H)    14.0 mag
Slope parameter (G)    0.15 mag
Perihelion 2.8299 au
Aphelion 3.5301 au
Asc. node-Earth separation 2.3253 au
Desc. node-Earth separation 1.97525 au
Earth MOID 1.82106 au
Orbital period 2071.26 days
Date of orbit computation  apr 23 19:52
Observational summary
Optical observations (Discarded) 1723 (12)
Radar observations (Discarded) 0 (0)
Arc length 9387.14 days
Unobserved 140 days

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Ephemeris at epoch 60426 MJD
Right Ascension 39.6831 deg
Declination 14.0729 deg
V Magnitude 19.93 mag
Solar Elongation -5.92 deg
Galactic Latitude -41.26 deg
Rate 0.36 deg/day
Direction 69.993 deg

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