AstDyS-2

Asteroids - Dynamic Site
AstDyS ∴ Objects ∴ 1989RY ∴ Summary
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(181705) 1989RY  ▹ 
SUMMARY
Keplerian elements at epoch
60400.0 MJD
Value 1-σ variation Units
a 2.55306 1.313e-08 au
e 0.318784 5.737e-08
i 5.742 5.802e-06 deg
Ω 232.288 3.953e-05 deg
ω 141.527 4.147e-05 deg
M 148.405 1.218e-05 deg

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Other useful info
Absolute Magnitude (H)    15.8 mag
Slope parameter (G)    0.15 mag
Perihelion 1.7392 au
Aphelion 3.3669 au
Asc. node-Earth separation 2.04539 au
Desc. node-Earth separation 0.84723 au
Earth MOID 0.74487 au
Orbital period 1490.01 days
Date of orbit computation  apr 23 20:27
Observational summary
Optical observations (Discarded) 1290 (289)
Radar observations (Discarded) 0 (0)
Arc length 12620 days
Unobserved 35 days

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Ephemeris at epoch 60425 MJD
Right Ascension 165.577 deg
Declination -0.23025 deg
V Magnitude 21.22 mag
Solar Elongation -131.59 deg
Galactic Latitude 52.11 deg
Rate 0.091 deg/day
Direction -44.175 deg

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