(88) Thisbe
ephemeris date magn radius delta ra dec elong phase
Today10 Sep 202613.02.884 AU3.770 AU12h34m-07°59'24.5°8.3°
Opposition15 Jun 202710.02.428 AU1.413 AU17h34m-25°13'178.0°0.8°
(88) Thisbe - 2026-09-10
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 Thisbe are:

            e (Eccentricity)                : 0.1656267
            a (Semimajor axis)              : 2.7662237
            i (Inclination)                 : 5.22622
            Ω (Longitude of ascending node) : 276.31961
            ω (Argument of perihelion)      : 36.96676
            M (Mean anomaly)                : 244.36105
            Epoch                           : 2026 Jun 09

            L (Longitude of perihelion)     : 313.17176
            B (Latitude of perihelion)      : 3.14001
            P (Orbital period in years)     : 4.60            
        

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
2026-09-10 00:00 UT   12 34 53.0   -07 59 42     3.770    2.884   24.5    8.3   122   13.0 
2026-09-10 13:52 UT   12 35 42.8   -08 04 38     3.772    2.883   24.2    8.2   122   13.0 
2026-09-11 00:00 UT   12 36 19.1   -08 08 14     3.774    2.882   23.9    8.1   122   13.0 
2026-09-12 00:00 UT   12 37 45.5   -08 16 48     3.777    2.881   23.3    8.0   122   13.0 
2026-09-13 00:00 UT   12 39 12.1   -08 25 23     3.781    2.879   22.8    7.8   122   13.0 
2026-09-14 00:00 UT   12 40 39.0   -08 33 58     3.784    2.878   22.2    7.6   123   13.0 
2026-09-15 00:00 UT   12 42 06.1   -08 42 35     3.787    2.876   21.6    7.4   123   13.0 
2026-09-16 00:00 UT   12 43 33.4   -08 51 13     3.790    2.874   21.0    7.2   123   12.9 
2026-09-17 00:00 UT   12 45 01.0   -08 59 52     3.793    2.873   20.4    7.0   123   12.9 
2026-09-18 00:00 UT   12 46 28.8   -09 08 31     3.796    2.871   19.9    6.8   124   12.9 
2026-09-19 00:00 UT   12 47 56.8   -09 17 11     3.799    2.870   19.3    6.6   124   12.9 
2026-09-20 00:00 UT   12 49 25.1   -09 25 52     3.801    2.868   18.7    6.5   124   12.9 
2026-09-21 00:00 UT   12 50 53.6   -09 34 34     3.803    2.866   18.1    6.3   125   12.9 
2026-09-22 00:00 UT   12 52 22.3   -09 43 16     3.806    2.865   17.6    6.1   125   12.9 
2026-09-23 00:00 UT   12 53 51.3   -09 51 59     3.808    2.863   17.0    5.9   125   12.9 
2026-09-24 00:00 UT   12 55 20.5   -10 00 42     3.810    2.861   16.4    5.7   126   12.9 
2026-09-25 00:00 UT   12 56 49.9   -10 09 26     3.812    2.860   15.9    5.5   126   12.9 
2026-09-26 00:00 UT   12 58 19.5   -10 18 10     3.813    2.858   15.3    5.3   127   12.9 
2026-09-27 00:00 UT   12 59 49.4   -10 26 55     3.815    2.857   14.7    5.1   127   12.8 
2026-09-28 00:00 UT   13 01 19.4   -10 35 40     3.816    2.855   14.2    4.9   128   12.8 
2026-09-29 00:00 UT   13 02 49.7   -10 44 25     3.817    2.853   13.6    4.7   128   12.8 
2026-09-30 00:00 UT   13 04 20.3   -10 53 11     3.819    2.852   13.0    4.5   129   12.8 
2026-10-01 00:00 UT   13 05 51.0   -11 01 57     3.820    2.850   12.5    4.4   130   12.8 


    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.