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AstDyS ∴ Objects ∴ 1998HD149 ∴ Summary
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(22607) 1998HD149  ▹ 
SUMMARY
Keplerian elements at epoch
60400.0 MJD
Value 1-σ variation Units
a 2.63244 9.295e-09 au
e 0.091472 2.958e-08
i 1.508 3.514e-06 deg
Ω 230.051 0.0001471 deg
ω 52.887 0.0001493 deg
M 343.35 2.402e-05 deg

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Other useful info
Absolute Magnitude (H)    14.7 mag
Slope parameter (G)    0.15 mag
Perihelion 2.3916 au
Aphelion 2.8732 au
Asc. node-Earth separation 1.46345 au
Desc. node-Earth separation 1.77445 au
Earth MOID 1.37535 au
Orbital period 1560.04 days
Date of orbit computation  apr 23 19:50
Observational summary
Optical observations (Discarded) 2009 (5)
Radar observations (Discarded) 0 (0)
Arc length 9703.69 days
Unobserved 321 days

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Ephemeris at epoch 60426 MJD
Right Ascension 296.077 deg
Declination -20.0872 deg
V Magnitude 19.17 mag
Solar Elongation 101.53 deg
Galactic Latitude -20.35 deg
Rate 0.217 deg/day
Direction 76.278 deg

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