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AstDyS ∴ Objects ∴ 1999SH9 ∴ Summary
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(189469) 1999SH9  ▹ 
SUMMARY
Keplerian elements at epoch
60400.0 MJD
Value 1-σ variation Units
a 2.73473 1.527e-08 au
e 0.263004 3.666e-08
i 10.695 4.688e-06 deg
Ω 96.434 2.345e-05 deg
ω 237.502 2.534e-05 deg
M 158.724 9.474e-06 deg

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Other useful info
Absolute Magnitude (H)    15.6 mag
Slope parameter (G)    0.15 mag
Perihelion 2.0155 au
Aphelion 3.454 au
Asc. node-Earth separation 1.98142 au
Desc. node-Earth separation 1.21397 au
Earth MOID 1.02761 au
Orbital period 1651.84 days
Date of orbit computation  feb 22 02:30
Observational summary
Optical observations (Discarded) 966 (8)
Radar observations (Discarded) 0 (0)
Arc length 8908.3 days
Unobserved 56 days

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Ephemeris at epoch 60397 MJD
Right Ascension 129.725 deg
Declination 27.6777 deg
V Magnitude 21.37 mag
Solar Elongation -117.12 deg
Galactic Latitude 34.61 deg
Rate 0.021 deg/day
Direction -142.697 deg

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