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AstDyS ∴ Objects ∴ 1998YQ9 ∴ Summary
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(15995) 1998YQ9  ▹ 
SUMMARY
Keplerian elements at epoch
60400.0 MJD
Value 1-σ variation Units
a 2.26938 5.318e-09 au
e 0.119504 3.42e-08
i 2.311 3.007e-06 deg
Ω 244.362 8.475e-05 deg
ω 330.765 8.559e-05 deg
M 46.898 1.283e-05 deg

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Other useful info
Absolute Magnitude (H)    14.7 mag
Slope parameter (G)    0.15 mag
Perihelion 1.9982 au
Aphelion 2.5406 au
Asc. node-Earth separation 1.01284 au
Desc. node-Earth separation 1.51108 au
Earth MOID 0.99171 au
Orbital period 1248.7 days
Date of orbit computation  apr 23 19:49
Observational summary
Optical observations (Discarded) 3630 (592)
Radar observations (Discarded) 0 (0)
Arc length 10221 days
Unobserved 39 days

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Ephemeris at epoch 60427 MJD
Right Ascension 311.998 deg
Declination -16.2499 deg
V Magnitude 19.02 mag
Solar Elongation 86.91 deg
Galactic Latitude -32.93 deg
Rate 0.332 deg/day
Direction 71.025 deg

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