(83) Beatrix
ephemeris date magn radius delta ra dec elong phase
Today22 Oct 202513.62.556 AU2.220 AU20h40m-23°22'98.0°22.7°
Opposition19 Nov 202612.02.579 AU1.592 AU03h38m+23°36'175.8°1.6°
(83) Beatrix - 2025-10-22
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 Beatrix are:

            e (Eccentricity)                : 0.0830245
            a (Semimajor axis)              : 2.4316347
            i (Inclination)                 : 4.96665
            Ω (Longitude of ascending node) : 27.65749
            ω (Argument of perihelion)      : 169.89256
            M (Mean anomaly)                : 131.96501
            Epoch                           : 2025 Nov 21

            L (Longitude of perihelion)     : 17.58722
            B (Latitude of perihelion)      : 0.87056
            P (Orbital period in years)     : 3.79            
        

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
2025-10-22 00:00 UT   20 40 44.5   -23 22 13     2.220    2.556   98.0   22.7    74   13.6 
2025-10-22 01:39 UT   20 40 47.8   -23 21 51     2.221    2.556   97.9   22.7    74   13.6 
2025-10-23 00:00 UT   20 41 33.1   -23 16 42     2.234    2.556   97.2   22.7    74   13.6 
2025-10-24 00:00 UT   20 42 22.8   -23 11 07     2.248    2.557   96.4   22.7    74   13.6 
2025-10-25 00:00 UT   20 43 13.6   -23 05 28     2.261    2.558   95.6   22.8    74   13.6 
2025-10-26 00:00 UT   20 44 05.6   -22 59 46     2.275    2.558   94.8   22.8    74   13.6 
2025-10-27 00:00 UT   20 44 58.6   -22 53 59     2.289    2.559   94.1   22.8    74   13.7 
2025-10-28 00:00 UT   20 45 52.6   -22 48 09     2.303    2.560   93.3   22.8    74   13.7 
2025-10-29 00:00 UT   20 46 47.7   -22 42 15     2.317    2.560   92.5   22.8    74   13.7 
2025-10-30 00:00 UT   20 47 43.7   -22 36 17     2.330    2.561   91.8   22.8    74   13.7 
2025-10-31 00:00 UT   20 48 40.8   -22 30 16     2.344    2.562   91.0   22.8    74   13.7 
2025-11-01 00:00 UT   20 49 38.8   -22 24 11     2.358    2.562   90.3   22.8    74   13.7 
2025-11-02 00:00 UT   20 50 37.8   -22 18 03     2.372    2.563   89.5   22.8    74   13.7 
2025-11-03 00:00 UT   20 51 37.7   -22 11 50     2.386    2.564   88.8   22.8    74   13.7 
2025-11-04 00:00 UT   20 52 38.5   -22 05 34     2.400    2.564   88.0   22.7    74   13.8 
2025-11-05 00:00 UT   20 53 40.1   -21 59 15     2.413    2.565   87.3   22.7    74   13.8 
2025-11-06 00:00 UT   20 54 42.6   -21 52 52     2.427    2.566   86.5   22.7    74   13.8 
2025-11-07 00:00 UT   20 55 46.0   -21 46 25     2.441    2.566   85.8   22.7    74   13.8 
2025-11-08 00:00 UT   20 56 50.2   -21 39 55     2.455    2.567   85.1   22.6    74   13.8 
2025-11-09 00:00 UT   20 57 55.2   -21 33 21     2.469    2.568   84.3   22.6    74   13.8 
2025-11-10 00:00 UT   20 59 01.0   -21 26 44     2.482    2.568   83.6   22.5    74   13.8 
2025-11-11 00:00 UT   21 00 07.6   -21 20 03     2.496    2.569   82.9   22.5    74   13.8 
2025-11-12 00:00 UT   21 01 14.9   -21 13 19     2.510    2.570   82.2   22.4    74   13.9 
2025-11-13 00:00 UT   21 02 23.0   -21 06 30     2.524    2.570   81.4   22.4    74   13.9 
2025-11-14 00:00 UT   21 03 31.8   -20 59 39     2.537    2.571   80.7   22.3    74   13.9 
2025-11-15 00:00 UT   21 04 41.3   -20 52 43     2.551    2.571   80.0   22.3    74   13.9 
2025-11-16 00:00 UT   21 05 51.6   -20 45 45     2.565    2.572   79.3   22.2    74   13.9 
2025-11-17 00:00 UT   21 07 02.5   -20 38 42     2.579    2.573   78.6   22.1    74   13.9 
2025-11-18 00:00 UT   21 08 14.1   -20 31 36     2.592    2.573   77.9   22.1    74   13.9 
2025-11-19 00:00 UT   21 09 26.4   -20 24 26     2.606    2.574   77.2   22.0    74   13.9 
2025-11-20 00:00 UT   21 10 39.3   -20 17 13     2.619    2.575   76.5   21.9    74   13.9 
2025-11-21 00:00 UT   21 11 52.9   -20 09 56     2.633    2.575   75.8   21.8    74   13.9 


    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.