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Asteroids - Dynamic Site
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(1218) Aster  ▹ 
SUMMARY
Keplerian elements at epoch
58400.0 MJD
Value 1-σ variation Units
a 2.2625 6.122e-09 au
e 0.109856 3.96e-08
i 3.157 3.545e-06 deg
Ω 63.818 8.075e-05 deg
ω 69.179 8.269e-05 deg
M 172.695 1.719e-05 deg

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Other useful info
Absolute Magnitude (H)    13.2 mag
Slope parameter (G)    0.15 mag
Perihelion 2.014 au
Aphelion 2.5111 au
Asc. node-Earth separation 1.16411 au
Desc. node-Earth separation 1.31143 au
Earth MOID 1.02958 au
Orbital period 1243.03 days
Date of orbit computation  Oct 31 04:55
Observational summary
Optical observations (Discarded) 2050 (20)
Radar observations (Discarded) 0 (0)
Arc length 31673.3 days
Unobserved 91 days

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Ephemeris at epoch 58501 MJD
Right Ascension 324.637 deg
Declination -16.5607 deg
V Magnitude 18.43 mag
Solar Elongation -24.25 deg
Galactic Latitude -44.29 deg
Rate 0.444 deg/day
Direction 70.61 deg

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