(77) Frigga
ephemeris date magn radius delta ra dec elong phase
Today22 Dec 202411.92.378 AU1.434 AU07h34m+25°39'158.8°8.6°
Opposition7 Jan 202511.52.394 AU1.412 AU07h17m+26°12'176.0°1.6°
(77) Frigga - 2024-12-22
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) : 1.08303
            ω (Argument of perihelion)      : 61.34300
            M (Mean anomaly)                : 16.12446
            Epoch                           : 2024 Oct 17

            L (Longitude of perihelion)     : 62.40450
            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
2024-12-22 00:00 UT   07 34 06.4   +25 39 55     1.434    2.378  158.8    8.6   269   11.9 
2024-12-22 18:33 UT   07 33 26.4   +25 41 41     1.432    2.379  159.7    8.2   268   11.9 
2024-12-23 00:00 UT   07 33 14.5   +25 42 13     1.431    2.379  160.0    8.1   268   11.8 
2024-12-24 00:00 UT   07 32 21.2   +25 44 29     1.428    2.380  161.2    7.7   267   11.8 
2024-12-25 00:00 UT   07 31 26.7   +25 46 45     1.425    2.381  162.4    7.2   266   11.8 
2024-12-26 00:00 UT   07 30 31.0   +25 48 59     1.422    2.382  163.6    6.7   265   11.8 
2024-12-27 00:00 UT   07 29 34.2   +25 51 11     1.420    2.383  164.8    6.2   264   11.7 
2024-12-28 00:00 UT   07 28 36.3   +25 53 21     1.418    2.384  166.0    5.7   263   11.7 
2024-12-29 00:00 UT   07 27 37.5   +25 55 28     1.416    2.385  167.1    5.3   261   11.7 
2024-12-30 00:00 UT   07 26 37.8   +25 57 34     1.414    2.386  168.3    4.8   259   11.7 
2024-12-31 00:00 UT   07 25 37.4   +25 59 36     1.413    2.387  169.5    4.3   256   11.6 
2025-01-01 00:00 UT   07 24 36.3   +26 01 35     1.412    2.388  170.6    3.8   253   11.6 
2025-01-02 00:00 UT   07 23 34.6   +26 03 30     1.411    2.389  171.7    3.4   250   11.6 
2025-01-03 00:00 UT   07 22 32.4   +26 05 22     1.411    2.390  172.8    2.9   245   11.6 
2025-01-04 00:00 UT   07 21 29.7   +26 07 10     1.411    2.391  173.8    2.5   238   11.5 
2025-01-05 00:00 UT   07 20 26.8   +26 08 54     1.411    2.392  174.7    2.2   229   11.5 
2025-01-06 00:00 UT   07 19 23.7   +26 10 34     1.411    2.393  175.5    1.9   217   11.5 
2025-01-07 00:00 UT   07 18 20.4   +26 12 09     1.412    2.394  175.9    1.7   201   11.5 
2025-01-08 00:00 UT   07 17 17.2   +26 13 40     1.413    2.395  176.0    1.6   183   11.5 
2025-01-09 00:00 UT   07 16 14.0   +26 15 05     1.414    2.396  175.8    1.7   166   11.5 
2025-01-10 00:00 UT   07 15 11.0   +26 16 26     1.415    2.397  175.2    2.0   152   11.5 
2025-01-11 00:00 UT   07 14 08.2   +26 17 42     1.417    2.398  174.4    2.3   141   11.5 
2025-01-12 00:00 UT   07 13 05.8   +26 18 53     1.419    2.399  173.4    2.7   133   11.6 
2025-01-13 00:00 UT   07 12 03.8   +26 19 59     1.421    2.400  172.4    3.1   128   11.6 
2025-01-14 00:00 UT   07 11 02.3   +26 20 59     1.424    2.401  171.3    3.6   123   11.6 
2025-01-15 00:00 UT   07 10 01.4   +26 21 54     1.427    2.402  170.1    4.0   120   11.7 
2025-01-16 00:00 UT   07 09 01.2   +26 22 44     1.430    2.403  169.0    4.5   117   11.7 
2025-01-17 00:00 UT   07 08 01.8   +26 23 29     1.433    2.404  167.8    4.9   115   11.7 
2025-01-18 00:00 UT   07 07 03.2   +26 24 08     1.437    2.405  166.7    5.4   113   11.8 
2025-01-19 00:00 UT   07 06 05.6   +26 24 42     1.441    2.406  165.5    5.9   111   11.8 
2025-01-20 00:00 UT   07 05 08.9   +26 25 11     1.445    2.407  164.3    6.4   110   11.8 
2025-01-21 00:00 UT   07 04 13.4   +26 25 34     1.449    2.408  163.1    6.8   109   11.8 


    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.