(33) Polyhymnia
ephemeris date magn radius delta ra dec elong phase
Today13 Nov 202615.33.832 AU4.363 AU11h54m+01°11'51.9°11.7°
Opposition21 Mar 202713.63.779 AU2.783 AU12h02m+00°03'179.5°0.1°
(33) Polyhymnia - 2026-11-13
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 Polyhymnia are:

            e (Eccentricity)                : 0.3344915
            a (Semimajor axis)              : 2.8713350
            i (Inclination)                 : 1.85420
            Ω (Longitude of ascending node) : 8.12700
            ω (Argument of perihelion)      : 338.81363
            M (Mean anomaly)                : 147.60944
            Epoch                           : 2026 Jun 09

            L (Longitude of perihelion)     : -13.04926
            B (Latitude of perihelion)      : -0.67001
            P (Orbital period in years)     : 4.87            
        

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
2026-11-13 00:00 UT   11 54 56.7   +01 11 56     4.363    3.832   51.9   11.7   294   15.3 
2026-11-13 16:57 UT   11 55 32.4   +01 08 01     4.354    3.832   52.4   11.8   294   15.3 
2026-11-14 00:00 UT   11 55 47.2   +01 06 24     4.350    3.832   52.7   11.8   294   15.3 
2026-11-15 00:00 UT   11 56 37.3   +01 00 54     4.338    3.832   53.4   12.0   294   15.3 
2026-11-16 00:00 UT   11 57 27.0   +00 55 26     4.325    3.832   54.2   12.1   294   15.3 
2026-11-17 00:00 UT   11 58 16.2   +00 50 02     4.312    3.832   55.0   12.2   294   15.3 
2026-11-18 00:00 UT   11 59 05.1   +00 44 40     4.299    3.832   55.8   12.3   294   15.3 
2026-11-19 00:00 UT   11 59 53.5   +00 39 21     4.286    3.832   56.6   12.4   294   15.3 
2026-11-20 00:00 UT   12 00 41.4   +00 34 04     4.273    3.832   57.4   12.5   294   15.3 
2026-11-21 00:00 UT   12 01 29.0   +00 28 51     4.260    3.832   58.2   12.7   294   15.3 
2026-11-22 00:00 UT   12 02 16.0   +00 23 41     4.246    3.832   59.0   12.8   294   15.3 
2026-11-23 00:00 UT   12 03 02.6   +00 18 34     4.233    3.832   59.8   12.9   294   15.3 
2026-11-24 00:00 UT   12 03 48.8   +00 13 29     4.219    3.832   60.6   13.0   294   15.3 
2026-11-25 00:00 UT   12 04 34.5   +00 08 28     4.206    3.831   61.4   13.1   294   15.3 
2026-11-26 00:00 UT   12 05 19.7   +00 03 30     4.192    3.831   62.2   13.2   294   15.3 
2026-11-27 00:00 UT   12 06 04.4   +00 01 25     4.178    3.831   63.0   13.3   294   15.3 
2026-11-28 00:00 UT   12 06 48.6   +00 06 16     4.164    3.831   63.8   13.4   294   15.2 
2026-11-29 00:00 UT   12 07 32.3   +00 11 04     4.149    3.831   64.6   13.4   294   15.2 
2026-11-30 00:00 UT   12 08 15.5   +00 15 49     4.135    3.831   65.4   13.5   294   15.2 
2026-12-01 00:00 UT   12 08 58.1   +00 20 30     4.121    3.831   66.2   13.6   294   15.2 
2026-12-02 00:00 UT   12 09 40.3   +00 25 08     4.106    3.831   67.0   13.7   294   15.2 
2026-12-03 00:00 UT   12 10 21.8   +00 29 42     4.092    3.831   67.9   13.8   294   15.2 
2026-12-04 00:00 UT   12 11 02.8   +00 34 13     4.077    3.831   68.7   13.9   294   15.2 
2026-12-05 00:00 UT   12 11 43.3   +00 38 39     4.062    3.831   69.5   13.9   294   15.2 
2026-12-06 00:00 UT   12 12 23.2   +00 43 02     4.047    3.830   70.4   14.0   294   15.2 
2026-12-07 00:00 UT   12 13 02.5   +00 47 21     4.032    3.830   71.2   14.1   294   15.2 
2026-12-08 00:00 UT   12 13 41.1   +00 51 36     4.017    3.830   72.0   14.2   294   15.2 
2026-12-09 00:00 UT   12 14 19.2   +00 55 47     4.002    3.830   72.9   14.2   294   15.2 
2026-12-10 00:00 UT   12 14 56.7   +00 59 54     3.987    3.830   73.7   14.3   294   15.2 
2026-12-11 00:00 UT   12 15 33.5   -01 03 57     3.972    3.830   74.6   14.4   294   15.2 
2026-12-12 00:00 UT   12 16 09.7   -01 07 56     3.957    3.829   75.4   14.4   294   15.2 
2026-12-13 00:00 UT   12 16 45.2   -01 11 50     3.941    3.829   76.3   14.5   294   15.2 


    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.