AstDyS-2

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AstDyS ∴ Objects ∴ 1998HH61 ∴ Summary
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(207998) 1998HH61  ▹ 
SUMMARY
Keplerian elements at epoch
60400.0 MJD
Value 1-σ variation Units
a 3.18669 2.139e-08 au
e 0.143139 5.511e-08
i 17.873 5.346e-06 deg
Ω 28.355 1.812e-05 deg
ω 130.916 2.629e-05 deg
M 249.854 1.782e-05 deg

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Other useful info
Absolute Magnitude (H)    15.1 mag
Slope parameter (G)    0.15 mag
Perihelion 2.7305 au
Aphelion 3.6428 au
Asc. node-Earth separation 2.44978 au
Desc. node-Earth separation 1.84959 au
Earth MOID 1.77061 au
Orbital period 2077.82 days
Date of orbit computation  apr 23 20:33
Observational summary
Optical observations (Discarded) 757 (121)
Radar observations (Discarded) 0 (0)
Arc length 9382.96 days
Unobserved days

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Ephemeris at epoch MJD
Right Ascension deg
Declination deg
V Magnitude mag
Solar Elongation deg
Galactic Latitude deg
Rate deg/day
Direction deg

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