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AstDyS ∴ Objects ∴ Aconcagua ∴ Summary
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(1821) Aconcagua  ▹ 
SUMMARY
Keplerian elements at epoch
58400.0 MJD
Value 1-σ variation Units
a 2.37812 7.483e-09 au
e 0.201079 3.979e-08
i 2.102 4.379e-06 deg
Ω 297.407 0.0001213 deg
ω 349.793 0.0001218 deg
M 219.834 1.201e-05 deg

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Other useful info
Absolute Magnitude (H)    13.3 mag
Slope parameter (G)    0.15 mag
Perihelion 1.8999 au
Aphelion 2.8563 au
Asc. node-Earth separation 0.88817 au
Desc. node-Earth separation 1.85989 au
Earth MOID 0.88241 au
Orbital period 1339.52 days
Date of orbit computation  Oct 31 04:56
Observational summary
Optical observations (Discarded) 2010 (12)
Radar observations (Discarded) 0 (0)
Arc length 40784.8 days
Unobserved 391 days

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Ephemeris at epoch 58597 MJD
Right Ascension 158.131 deg
Declination 6.4183 deg
V Magnitude 17.47 mag
Solar Elongation -124.07 deg
Galactic Latitude 51.06 deg
Rate 0.021 deg/day
Direction -45.281 deg

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