2018 TF5
ephemeris date magn radius delta ra dec elong phase
Today17 Nov 202525.51.235 AU0.393 AU07h23m+02°25'120.4°43.7°
2018 TF5 - 2025-11-17
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 2018 TF5 are:

            e (Eccentricity)                : 0.3686016
            a (Semimajor axis)              : 0.9047632
            i (Inclination)                 : 7.61322
            Ω (Longitude of ascending node) : 196.47858
            ω (Argument of perihelion)      : 47.55359
            M (Mean anomaly)                : 195.65408
            Epoch                           : 2025 Nov 21

            L (Longitude of perihelion)     : 243.77943
            B (Latitude of perihelion)      : 5.61031
            P (Orbital period in years)     : 0.86            
        

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
2025-11-17 00:00 UT   07 23 17.8   +02 25 40     0.393    1.235  120.4   43.7   291   25.5 
2025-11-17 10:29 UT   07 23 10.8   +02 13 49     0.390    1.235  120.7   43.5   291   25.5 
2025-11-18 00:00 UT   07 23 00.4   +01 58 24     0.387    1.234  121.2   43.3   291   25.5 
2025-11-19 00:00 UT   07 22 38.1   +01 30 41     0.381    1.233  122.0   42.8   292   25.4 
2025-11-20 00:00 UT   07 22 10.8   +01 02 30     0.375    1.233  122.9   42.3   293   25.4 
2025-11-21 00:00 UT   07 21 38.3   +00 33 52     0.369    1.232  123.7   41.9   294   25.3 
2025-11-22 00:00 UT   07 21 00.5   +00 04 45     0.363    1.231  124.6   41.4   295   25.3 
2025-11-23 00:00 UT   07 20 17.2   +00 24 50     0.357    1.230  125.4   40.9   295   25.2 
2025-11-24 00:00 UT   07 19 28.3   +00 54 53     0.351    1.228  126.3   40.4   296   25.2 
2025-11-25 00:00 UT   07 18 33.5   -01 25 24     0.346    1.227  127.1   39.9   298   25.1 
2025-11-26 00:00 UT   07 17 32.7   -01 56 24     0.340    1.226  128.0   39.4   299   25.1 
2025-11-27 00:00 UT   07 16 25.7   -02 27 52     0.334    1.224  128.8   38.9   300   25.0 
2025-11-28 00:00 UT   07 15 12.3   -02 59 49     0.329    1.223  129.7   38.4   301   25.0 
2025-11-29 00:00 UT   07 13 52.3   -03 32 13     0.323    1.222  130.5   37.9   302   24.9 
2025-11-30 00:00 UT   07 12 25.6   -04 05 05     0.318    1.220  131.3   37.4   304   24.9 
2025-12-01 00:00 UT   07 10 51.9   -04 38 24     0.313    1.218  132.2   36.9   305   24.8 
2025-12-02 00:00 UT   07 09 11.1   -05 12 09     0.308    1.217  133.0   36.4   307   24.7 


    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.