(43) Ariadne
ephemeris date magn radius delta ra dec elong phase
Today29 Mar 202411.31.950 AU1.315 AU16h49m-25°40'114.2°27.8°
Opposition2 Jun 20249.11.864 AU0.850 AU16h44m-23°56'178.2°1.0°
(43) Ariadne - 2024-03-29
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 Ariadne are:

            e (Eccentricity)                : 0.1685607
            a (Semimajor axis)              : 2.2033396
            i (Inclination)                 : 3.47052
            Ω (Longitude of ascending node) : 264.74787
            ω (Argument of perihelion)      : 16.13794
            M (Mean anomaly)                : 320.64893
            Epoch                           : 2024 Mar 31

            L (Longitude of perihelion)     : 280.85775
            B (Latitude of perihelion)      : 0.96409
            P (Orbital period in years)     : 3.27            
        

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
2024-03-29 00:00 UT   16 49 52.2   -25 40 57     1.315    1.950  114.2   27.8   278   11.3 
2024-03-29 05:19 UT   16 50 05.8   -25 41 18     1.313    1.950  114.4   27.8   278   11.2 
2024-03-30 00:00 UT   16 50 53.0   -25 42 28     1.304    1.949  115.0   27.7   278   11.2 
2024-03-31 00:00 UT   16 51 52.0   -25 43 53     1.293    1.947  115.7   27.5   278   11.2 
2024-04-01 00:00 UT   16 52 49.5   -25 45 14     1.282    1.945  116.5   27.4   278   11.2 
2024-04-02 00:00 UT   16 53 45.1   -25 46 28     1.271    1.944  117.3   27.2   278   11.2 
2024-04-03 00:00 UT   16 54 39.1   -25 47 38     1.260    1.942  118.0   27.0   278   11.1 
2024-04-04 00:00 UT   16 55 31.2   -25 48 42     1.249    1.941  118.8   26.8   278   11.1 
2024-04-05 00:00 UT   16 56 21.5   -25 49 41     1.239    1.939  119.6   26.6   278   11.1 
2024-04-06 00:00 UT   16 57 10.0   -25 50 35     1.228    1.937  120.4   26.4   278   11.0 
2024-04-07 00:00 UT   16 57 56.5   -25 51 23     1.217    1.936  121.2   26.2   278   11.0 
2024-04-08 00:00 UT   16 58 41.2   -25 52 06     1.207    1.934  122.0   26.0   278   11.0 
2024-04-09 00:00 UT   16 59 23.8   -25 52 43     1.197    1.933  122.9   25.8   278   11.0 
2024-04-10 00:00 UT   17 00 04.5   -25 53 16     1.186    1.931  123.7   25.6   278   10.9 
2024-04-11 00:00 UT   17 00 43.1   -25 53 43     1.176    1.930  124.5   25.3   278   10.9 
2024-04-12 00:00 UT   17 01 19.7   -25 54 05     1.166    1.928  125.4   25.1   278   10.9 
2024-04-13 00:00 UT   17 01 54.2   -25 54 21     1.156    1.927  126.2   24.8   278   10.9 
2024-04-14 00:00 UT   17 02 26.7   -25 54 32     1.146    1.925  127.1   24.6   278   10.8 
2024-04-15 00:00 UT   17 02 57.0   -25 54 38     1.137    1.924  127.9   24.3   278   10.8 
2024-04-16 00:00 UT   17 03 25.2   -25 54 38     1.127    1.922  128.8   24.0   278   10.8 
2024-04-17 00:00 UT   17 03 51.2   -25 54 33     1.118    1.921  129.7   23.7   278   10.7 
2024-04-18 00:00 UT   17 04 15.0   -25 54 23     1.108    1.919  130.6   23.4   278   10.7 
2024-04-19 00:00 UT   17 04 36.6   -25 54 07     1.099    1.918  131.5   23.1   278   10.7 
2024-04-20 00:00 UT   17 04 56.0   -25 53 46     1.090    1.917  132.4   22.8   278   10.7 
2024-04-21 00:00 UT   17 05 13.1   -25 53 19     1.081    1.915  133.3   22.5   278   10.6 
2024-04-22 00:00 UT   17 05 27.9   -25 52 47     1.072    1.914  134.2   22.1   278   10.6 
2024-04-23 00:00 UT   17 05 40.5   -25 52 09     1.063    1.912  135.1   21.8   278   10.6 
2024-04-24 00:00 UT   17 05 50.7   -25 51 25     1.055    1.911  136.1   21.4   278   10.5 
2024-04-25 00:00 UT   17 05 58.7   -25 50 36     1.046    1.910  137.0   21.0   279   10.5 
2024-04-26 00:00 UT   17 06 04.3   -25 49 41     1.038    1.908  138.0   20.7   279   10.5 
2024-04-27 00:00 UT   17 06 07.5   -25 48 40     1.030    1.907  138.9   20.3   279   10.4 
2024-04-28 00:00 UT   17 06 08.4   -25 47 33     1.022    1.905  139.9   19.9   279   10.4 


    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.