AstDyS-2

Asteroids - Dynamic Site
AstDyS ∴ Objects ∴ 1997AY18 ∴ Summary
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(100511) 1997AY18  ▹ 
SUMMARY
Keplerian elements at epoch
58800.0 MJD
Value 1-σ variation Units
a 2.97376 3.118e-08 au
e 0.102796 7.146e-08
i 11.612 6.015e-06 deg
Ω 136.163 3.585e-05 deg
ω 202.753 5.048e-05 deg
M 307.559 3.47e-05 deg

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Other useful info
Absolute Magnitude (H)    14.9 mag
Slope parameter (G)    0.15 mag
Perihelion 2.6681 au
Aphelion 3.2795 au
Asc. node-Earth separation 2.2653 au
Desc. node-Earth separation 1.67464 au
Earth MOID 1.66214 au
Orbital period 1873.09 days
Date of orbit computation  Oct 21 18:26
Observational summary
Optical observations (Discarded) 492 (2)
Radar observations (Discarded) 0 (0)
Arc length 8241.84 days
Unobserved 112 days

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Ephemeris at epoch 58806 MJD
Right Ascension 267.451 deg
Declination -17.8091 deg
V Magnitude 20.62 mag
Solar Elongation -31.93 deg
Galactic Latitude 4.91 deg
Rate 0.401 deg/day
Direction 96.448 deg

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