(332446) 2008 AF4
ephemeris date magn radius delta ra dec elong phase
Today1 Sep 202624.11.924 AU2.389 AU13h56m-05°34'51.2°24.1°
(332446) 2008 AF4 - 2026-09-01
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 2008 AF4 are:

            e (Eccentricity)                : 0.4099486
            a (Semimajor axis)              : 1.3799692
            i (Inclination)                 : 8.93182
            Ω (Longitude of ascending node) : 109.30248
            ω (Argument of perihelion)      : 293.37413
            M (Mean anomaly)                : 29.75794
            Epoch                           : 2025 Nov 21

            L (Longitude of perihelion)     : 42.93224
            B (Latitude of perihelion)      : -8.19355
            P (Orbital period in years)     : 1.62            
        

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.





The following chart shows the path of the minor planet in the next few days. The field of view is optimized for (~10x50) binoculars and finderscopes.




Ephemerides:
Date       Time       RA (2000)    DEC (2000)    delta   radius  elong  phase   PA    magn
2026-09-01 00:00 UT   13 56 46.8   -05 34 33     2.389    1.924   51.2   24.1   106   24.1 
2026-09-01 05:32 UT   13 57 09.9   -05 37 20     2.391    1.924   51.0   24.1   106   24.1 
2026-09-02 00:00 UT   13 58 27.3   -05 46 38     2.397    1.923   50.6   23.9   105   24.1 
2026-09-03 00:00 UT   14 00 08.3   -05 58 42     2.405    1.921   50.1   23.8   105   24.1 
2026-09-04 00:00 UT   14 01 49.8   -06 10 44     2.413    1.920   49.6   23.6   105   24.1 
2026-09-05 00:00 UT   14 03 31.8   -06 22 45     2.420    1.919   49.1   23.4   105   24.1 
2026-09-06 00:00 UT   14 05 14.2   -06 34 44     2.428    1.918   48.6   23.2   105   24.1 
2026-09-07 00:00 UT   14 06 57.2   -06 46 41     2.435    1.916   48.1   23.1   105   24.1 
2026-09-08 00:00 UT   14 08 40.6   -06 58 37     2.443    1.915   47.6   22.9   105   24.1 
2026-09-09 00:00 UT   14 10 24.5   -07 10 31     2.450    1.913   47.2   22.7   104   24.1 
2026-09-10 00:00 UT   14 12 08.8   -07 22 23     2.457    1.912   46.7   22.5   104   24.1 
2026-09-11 00:00 UT   14 13 53.7   -07 34 14     2.464    1.910   46.2   22.3   104   24.1 
2026-09-12 00:00 UT   14 15 39.1   -07 46 02     2.471    1.909   45.7   22.2   104   24.1 
2026-09-13 00:00 UT   14 17 24.9   -07 57 49     2.478    1.907   45.2   22.0   104   24.1 
2026-09-14 00:00 UT   14 19 11.2   -08 09 33     2.485    1.906   44.7   21.8   104   24.1 
2026-09-15 00:00 UT   14 20 58.0   -08 21 15     2.492    1.904   44.2   21.6   103   24.1 
2026-09-16 00:00 UT   14 22 45.3   -08 32 56     2.498    1.902   43.7   21.4   103   24.1 
2026-09-17 00:00 UT   14 24 33.1   -08 44 33     2.504    1.901   43.2   21.2   103   24.1 
2026-09-18 00:00 UT   14 26 21.3   -08 56 09     2.511    1.899   42.7   21.0   103   24.1 


    Terminology:
            
    delta:  distance between minor planet and earth in AU
    radius: distance between minor planet and sun in AU
    magn:   magnitude (brightness) estimate    
    ra:     right ascension in hours (24h = 360deg)
    dec:    declination in degrees
    elong:  elongation in degrees (angle sun-earth-minor planet)    
    phase:  phase angle in degrees (angle sun-minor planet-earth)        
    AU:     Astronomical Unit (mean distance between earth and sun: 149597870.7 km
    

Orbital elements provided by the MPC (Minor Planet Center).
Calculations by a modified version of AAPlus, a C# implementation of the AA+ project by PJ Naughter from the algorithms presented in the book "Astronomical Algorithms" by Jean Meeus.
NGC2000 dso catalog and star labels from VizieR as provided by the Strasbourg astronomical Data Center.
Tycho2 catalog from the ESO archive.