(200) Dynamene
ephemeris date magn radius delta ra dec elong phase
Today20 Jun 202614.02.685 AU3.401 AU08h38m+18°48'38.8°13.7°
Opposition8 Apr 202712.73.028 AU2.034 AU12h53m-14°48'171.7°2.7°
(200) Dynamene - 2026-06-20
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 Dynamene are:

            e (Eccentricity)                : 0.1335988
            a (Semimajor axis)              : 2.7380249
            i (Inclination)                 : 6.90031
            Ω (Longitude of ascending node) : 324.22250
            ω (Argument of perihelion)      : 87.21612
            M (Mean anomaly)                : 28.22713
            Epoch                           : 2025 Nov 21

            L (Longitude of perihelion)     : 51.41834
            B (Latitude of perihelion)      : 6.89213
            P (Orbital period in years)     : 4.53            
        

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
2026-06-20 00:00 UT   08 38 26.3   +18 48 12     3.401    2.685   38.8   13.7   104   14.0 
2026-06-20 04:59 UT   08 38 46.3   +18 46 41     3.403    2.686   38.7   13.7   104   14.0 
2026-06-21 00:00 UT   08 40 02.5   +18 40 51     3.410    2.687   38.2   13.5   104   14.0 
2026-06-22 00:00 UT   08 41 38.7   +18 33 26     3.420    2.688   37.7   13.4   105   14.0 
2026-06-23 00:00 UT   08 43 15.0   +18 25 59     3.429    2.689   37.1   13.2   105   14.0 
2026-06-24 00:00 UT   08 44 51.2   +18 18 28     3.438    2.691   36.6   13.0   105   14.0 
2026-06-25 00:00 UT   08 46 27.4   +18 10 54     3.447    2.692   36.0   12.8   105   14.0 
2026-06-26 00:00 UT   08 48 03.6   +18 03 17     3.456    2.694   35.5   12.6   105   14.0 
2026-06-27 00:00 UT   08 49 39.8   +17 55 37     3.465    2.695   34.9   12.5   105   14.0 
2026-06-28 00:00 UT   08 51 16.1   +17 47 54     3.474    2.696   34.4   12.3   105   14.0 
2026-06-29 00:00 UT   08 52 52.2   +17 40 09     3.483    2.698   33.8   12.1   106   14.0 
2026-06-30 00:00 UT   08 54 28.4   +17 32 20     3.491    2.699   33.2   11.9   106   14.0 
2026-07-01 00:00 UT   08 56 04.6   +17 24 28     3.500    2.701   32.7   11.7   106   14.0 
2026-07-02 00:00 UT   08 57 40.7   +17 16 33     3.508    2.702   32.2   11.5   106   14.0 
2026-07-03 00:00 UT   08 59 16.8   +17 08 35     3.516    2.703   31.6   11.4   106   14.0 
2026-07-04 00:00 UT   09 00 52.9   +17 00 35     3.524    2.705   31.1   11.2   106   14.0 
2026-07-05 00:00 UT   09 02 28.9   +16 52 31     3.532    2.706   30.5   11.0   106   14.0 
2026-07-06 00:00 UT   09 04 04.9   +16 44 25     3.540    2.708   30.0   10.8   107   14.0 
2026-07-07 00:00 UT   09 05 40.9   +16 36 15     3.548    2.709   29.4   10.6   107   14.0 
2026-07-08 00:00 UT   09 07 16.9   +16 28 03     3.556    2.710   28.9   10.4   107   14.0 
2026-07-09 00:00 UT   09 08 52.8   +16 19 48     3.564    2.712   28.3   10.2   107   14.0 
2026-07-10 00:00 UT   09 10 28.6   +16 11 30     3.571    2.713   27.8   10.1   107   14.0 
2026-07-11 00:00 UT   09 12 04.5   +16 03 10     3.578    2.715   27.2    9.9   107   14.0 


    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.