(85) Io
ephemeris date magn radius delta ra dec elong phase
Today2 Dec 202412.82.258 AU3.147 AU17h59m-15°09'21.4°9.2°
Opposition16 Oct 202510.42.313 AU1.317 AU01h27m+09°02'179.5°0.2°
(85) Io - 2024-12-02
astro.vanbuitenen.nl


 
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The interactive orbit chart above shows the body's path through the solar system and its position at the given date. Green and blue lines are shown perpendicular to the ecliptic plane: Green if the path is above the ecliptic plane, blue if it is below. (Left-click and drag to rotate the view; Right-click and drag to move the view; Use scroll wheel to zoom in our out.)

The orbital elements of Io are:

            e (Eccentricity)                : 0.1933554
            a (Semimajor axis)              : 2.6538284
            i (Inclination)                 : 11.96028
            Ω (Longitude of ascending node) : 203.04837
            ω (Argument of perihelion)      : 122.88739
            M (Mean anomaly)                : 317.06209
            Epoch                           : 2024 Oct 17

            L (Longitude of perihelion)     : 146.51170
            B (Latitude of perihelion)      : 10.02176
            P (Orbital period in years)     : 4.32            
        

The light curve chart below shows the estimated development of the minor planet's magnitude.


The all-sky chart below shows the path of the minor planet over the same period as the light curve. The current position is marked yellow.