(77) Frigga
ephemeris date magn radius delta ra dec elong phase
Opposition7 Jan 202511.52.394 AU1.412 AU07h17m+26°12'176.0°1.6°
Today22 Jan 202511.92.409 AU1.454 AU07h03m+26°25'161.9°7.3°
(77) Frigga - 2025-01-22
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 Frigga are:

            e (Eccentricity)                : 0.1339270
            a (Semimajor axis)              : 2.6692893
            i (Inclination)                 : 2.42068
            Ω (Longitude of ascending node) : 1.08304
            ω (Argument of perihelion)      : 61.34300
            M (Mean anomaly)                : 16.12446
            Epoch                           : 2024 Oct 17

            L (Longitude of perihelion)     : 62.40451
            B (Latitude of perihelion)      : 2.12402
            P (Orbital period in years)     : 4.36            
        

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. A more printer-friendly version of the same chart can be found below.




Ephemerides:
Date       Time       RA (2000)    DEC (2000)    delta   radius  elong  phase   PA    magn
2025-01-22 00:00 UT   07 03 19.0   +26 25 52     1.454    2.409  161.9    7.3   108   11.9 
2025-01-22 04:56 UT   07 03 07.9   +26 25 55     1.455    2.409  161.7    7.4   108   11.9 
2025-01-23 00:00 UT   07 02 25.8   +26 26 05     1.459    2.410  160.7    7.7   107   11.9 
2025-01-24 00:00 UT   07 01 33.9   +26 26 13     1.464    2.411  159.6    8.2   106   11.9 
2025-01-25 00:00 UT   07 00 43.4   +26 26 15     1.470    2.412  158.4    8.7   105   12.0 
2025-01-26 00:00 UT   06 59 54.3   +26 26 13     1.475    2.413  157.2    9.1   105   12.0 
2025-01-27 00:00 UT   06 59 06.7   +26 26 06     1.481    2.415  156.0    9.5   104   12.0 
2025-01-28 00:00 UT   06 58 20.6   +26 25 54     1.488    2.416  154.8   10.0   104   12.0 
2025-01-29 00:00 UT   06 57 36.1   +26 25 37     1.494    2.417  153.7   10.4   103   12.1 
2025-01-30 00:00 UT   06 56 53.3   +26 25 16     1.501    2.418  152.5   10.8   103   12.1 
2025-01-31 00:00 UT   06 56 12.2   +26 24 50     1.508    2.419  151.4   11.3   102   12.1 
2025-02-01 00:00 UT   06 55 32.9   +26 24 20     1.515    2.420  150.2   11.7   102   12.2 
2025-02-02 00:00 UT   06 54 55.3   +26 23 46     1.522    2.421  149.1   12.1   101   12.2 
2025-02-03 00:00 UT   06 54 19.6   +26 23 07     1.530    2.422  147.9   12.5   101   12.2 
2025-02-04 00:00 UT   06 53 45.7   +26 22 25     1.538    2.423  146.8   12.9   101   12.2 
2025-02-05 00:00 UT   06 53 13.7   +26 21 38     1.546    2.425  145.7   13.3   100   12.3 
2025-02-06 00:00 UT   06 52 43.6   +26 20 48     1.554    2.426  144.6   13.6   100   12.3 
2025-02-07 00:00 UT   06 52 15.5   +26 19 54     1.562    2.427  143.5   14.0   100   12.3 
2025-02-08 00:00 UT   06 51 49.3   +26 18 57     1.571    2.428  142.4   14.4   100   12.3 
2025-02-09 00:00 UT   06 51 25.1   +26 17 56     1.580    2.429  141.3   14.7    99   12.4 
2025-02-10 00:00 UT   06 51 02.8   +26 16 52     1.589    2.430  140.2   15.1    99   12.4 
2025-02-11 00:00 UT   06 50 42.5   +26 15 45     1.598    2.431  139.1   15.4    99   12.4 
2025-02-12 00:00 UT   06 50 24.2   +26 14 34     1.607    2.433  138.0   15.7    99   12.4 
2025-02-13 00:00 UT   06 50 07.9   +26 13 21     1.617    2.434  137.0   16.1    98   12.5 
2025-02-14 00:00 UT   06 49 53.6   +26 12 05     1.627    2.435  135.9   16.4    98   12.5 
2025-02-15 00:00 UT   06 49 41.3   +26 10 46     1.637    2.436  134.9   16.7    98   12.5 
2025-02-16 00:00 UT   06 49 30.9   +26 09 25     1.647    2.437  133.8   17.0    98   12.5 
2025-02-17 00:00 UT   06 49 22.6   +26 08 01     1.657    2.438  132.8   17.3    98   12.6 
2025-02-18 00:00 UT   06 49 16.2   +26 06 34     1.667    2.440  131.8   17.6    98   12.6 
2025-02-19 00:00 UT   06 49 11.8   +26 05 05     1.678    2.441  130.7   17.9    98   12.6 
2025-02-20 00:00 UT   06 49 09.4   +26 03 34     1.689    2.442  129.7   18.1    97   12.6 
2025-02-21 00:00 UT   06 49 08.9   +26 02 01     1.700    2.443  128.7   18.4    97   12.7 


    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.