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AstDyS ∴ Objects ∴ 1997YF4 ∴ Summary
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(100687) 1997YF4  ▹ 
SUMMARY
Keplerian elements at epoch
60400.0 MJD
Value 1-σ variation Units
a 2.66095 9.607e-09 au
e 0.07265 3.297e-08
i 3.119 3.676e-06 deg
Ω 123.34 6.641e-05 deg
ω 297.895 7.2e-05 deg
M 44.316 2.821e-05 deg

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Other useful info
Absolute Magnitude (H)    15.3 mag
Slope parameter (G)    0.15 mag
Perihelion 2.4676 au
Aphelion 2.8543 au
Asc. node-Earth separation 1.57594 au
Desc. node-Earth separation 1.72478 au
Earth MOID 1.48261 au
Orbital period 1585.46 days
Date of orbit computation  apr 23 20:09
Observational summary
Optical observations (Discarded) 1394 (3)
Radar observations (Discarded) 0 (0)
Arc length 9534.64 days
Unobserved 84 days

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Ephemeris at epoch 60426 MJD
Right Ascension 98.5086 deg
Declination 22.9602 deg
V Magnitude 20.65 mag
Solar Elongation -61.91 deg
Galactic Latitude 6.64 deg
Rate 0.367 deg/day
Direction 91.363 deg

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