AstDyS-2

Asteroids - Dynamic Site
AstDyS ∴ Objects ∴ 1988RK9 ∴ Summary
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(11857) 1988RK9  ▹ 
SUMMARY
Keplerian elements at epoch
58400.0 MJD
Value 1-σ variation Units
a 2.9743 1.961e-08 au
e 0.138716 4.754e-08
i 14.273 5.46e-06 deg
Ω 145.237 2.049e-05 deg
ω 174.862 2.832e-05 deg
M 317.471 2.055e-05 deg

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Other useful info
Absolute Magnitude (H)    12.8 mag
Slope parameter (G)    0.15 mag
Perihelion 2.5617 au
Aphelion 3.3869 au
Asc. node-Earth separation 2.39571 au
Desc. node-Earth separation 1.55039 au
Earth MOID 1.54849 au
Orbital period 1873.59 days
Date of orbit computation  Oct 31 05:03
Observational summary
Optical observations (Discarded) 1489 (23)
Radar observations (Discarded) 0 (0)
Arc length 10996 days
Unobserved 180 days

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Ephemeris at epoch 58566 MJD
Right Ascension 322.558 deg
Declination -10.8471 deg
V Magnitude 18.23 mag
Solar Elongation 41.55 deg
Galactic Latitude -40.1 deg
Rate 0.425 deg/day
Direction 76.653 deg

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