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AstDyS ∴ Objects ∴ 1997YO17 ∴ Summary
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(257530) 1997YO17  ▹ 
SUMMARY
Keplerian elements at epoch
60400.0 MJD
Value 1-σ variation Units
a 2.71938 1.992e-08 au
e 0.051898 7.233e-08
i 4.119 6.286e-06 deg
Ω 315.131 7.978e-05 deg
ω 203.466 0.0001007 deg
M 269.012 6.024e-05 deg

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Other useful info
Absolute Magnitude (H)    16.7 mag
Slope parameter (G)    0.15 mag
Perihelion 2.5782 au
Aphelion 2.8605 au
Asc. node-Earth separation 1.83387 au
Desc. node-Earth separation 1.60341 au
Earth MOID 1.58823 au
Orbital period 1637.96 days
Date of orbit computation  apr 23 20:44
Observational summary
Optical observations (Discarded) 371 (1)
Radar observations (Discarded) 0 (0)
Arc length 9468.86 days
Unobserved 141 days

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Ephemeris at epoch 60425 MJD
Right Ascension 55.7062 deg
Declination 22.6566 deg
V Magnitude 22.2 mag
Solar Elongation -23.84 deg
Galactic Latitude -25.25 deg
Rate 0.41 deg/day
Direction 78.301 deg

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