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AstDyS ∴ Objects ∴ 1997YO9 ∴ Summary
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(18588) 1997YO9  ▹ 
SUMMARY
Keplerian elements at epoch
60400.0 MJD
Value 1-σ variation Units
a 2.44008 7.705e-09 au
e 0.087279 3.567e-08
i 6.429 4.013e-06 deg
Ω 177.609 2.857e-05 deg
ω 29.403 3.6e-05 deg
M 235.965 2.327e-05 deg

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Other useful info
Absolute Magnitude (H)    14.5 mag
Slope parameter (G)    0.15 mag
Perihelion 2.2271 au
Aphelion 2.6531 au
Asc. node-Earth separation 1.25517 au
Desc. node-Earth separation 1.6172 au
Earth MOID 1.22589 au
Orbital period 1392.21 days
Date of orbit computation  feb 22 01:54
Observational summary
Optical observations (Discarded) 2266 (11)
Radar observations (Discarded) 0 (0)
Arc length 10421.1 days
Unobserved 95 days

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Ephemeris at epoch 60419 MJD
Right Ascension 64.8861 deg
Declination 16.4104 deg
V Magnitude 19.88 mag
Solar Elongation -37.07 deg
Galactic Latitude -23.36 deg
Rate 0.411 deg/day
Direction 78.916 deg

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