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AstDyS ∴ Objects ∴ 1999JH91 ∴ Summary
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(316751) 1999JH91  ▹ 
SUMMARY
Keplerian elements at epoch
60400.0 MJD
Value 1-σ variation Units
a 2.65964 1.534e-08 au
e 0.297093 4.902e-08
i 11.593 6.219e-06 deg
Ω 120.581 2.849e-05 deg
ω 98.885 3.065e-05 deg
M 262.748 1.294e-05 deg

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Other useful info
Absolute Magnitude (H)    16.2 mag
Slope parameter (G)    0.15 mag
Perihelion 1.8695 au
Aphelion 3.4498 au
Asc. node-Earth separation 1.55822 au
Desc. node-Earth separation 1.30256 au
Earth MOID 0.90341 au
Orbital period 1584.28 days
Date of orbit computation  feb 22 02:57
Observational summary
Optical observations (Discarded) 414 (2)
Radar observations (Discarded) 0 (0)
Arc length 9015.89 days
Unobserved 125 days

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Ephemeris at epoch 60420 MJD
Right Ascension 79.5658 deg
Declination 18.8865 deg
V Magnitude 22.09 mag
Solar Elongation -50.16 deg
Galactic Latitude -10.68 deg
Rate 0.315 deg/day
Direction 78.258 deg

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