2020 FF
ephemeris	date	magn	radius	delta	ra	dec	elong	phase
Today	19 Oct 2025	30.9	2.361 AU	1.694 AU	21h53m	-13°23'	120.5°	21.3°

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 2020 FF are:

            e (Eccentricity)                : 0.4164805
            a (Semimajor axis)              : 1.7704043
            i (Inclination)                 : 2.55454
            Ω (Longitude of ascending node) : 356.62174
            ω (Argument of perihelion)      : 194.79591
            M (Mean anomaly)                : 59.05157
            Epoch                           : 2025 May 05

            L (Longitude of perihelion)     : 11.40359
            B (Latitude of perihelion)      : -0.65217
            P (Orbital period in years)     : 2.36            
        

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.

Ephemerides:

Date       Time       RA (2000)    DEC (2000)    delta   radius  elong  phase   PA    magn
2025-10-19 00:00 UT   21 53 50.4   -13 23 18     1.694    2.361  120.5   21.3    70   30.9 
2025-10-19 16:04 UT   21 53 52.7   -13 22 22     1.703    2.363  119.9   21.4    70   30.9 
2025-10-20 00:00 UT   21 53 54.2   -13 21 52     1.708    2.363  119.5   21.5    70   30.9 
2025-10-21 00:00 UT   21 53 59.8   -13 20 18     1.722    2.366  118.6   21.7    70   30.9 
2025-10-22 00:00 UT   21 54 07.1   -13 18 35     1.736    2.368  117.6   21.9    70   30.9 
2025-10-23 00:00 UT   21 54 16.3   -13 16 44     1.751    2.370  116.7   22.0    70   31.0 
2025-10-24 00:00 UT   21 54 27.1   -13 14 45     1.765    2.373  115.7   22.2    70   31.0 
2025-10-25 00:00 UT   21 54 39.6   -13 12 38     1.780    2.375  114.8   22.3    70   31.0 
2025-10-26 00:00 UT   21 54 53.8   -13 10 23     1.795    2.377  113.9   22.5    70   31.0 
2025-10-27 00:00 UT   21 55 09.6   -13 07 59     1.809    2.380  112.9   22.6    70   31.1 
2025-10-28 00:00 UT   21 55 27.0   -13 05 28     1.824    2.382  112.0   22.8    70   31.1 
2025-10-29 00:00 UT   21 55 46.0   -13 02 50     1.839    2.384  111.1   22.9    70   31.1 
2025-10-30 00:00 UT   21 56 06.6   -13 00 04     1.854    2.386  110.2   23.0    70   31.1 
2025-10-31 00:00 UT   21 56 28.6   -12 57 11     1.869    2.388  109.3   23.1    70   31.1 
2025-11-01 00:00 UT   21 56 52.2   -12 54 10     1.884    2.391  108.4   23.2    70   31.2 
2025-11-02 00:00 UT   21 57 17.2   -12 51 02     1.899    2.393  107.5   23.3    70   31.2 
2025-11-03 00:00 UT   21 57 43.6   -12 47 47     1.914    2.395  106.6   23.4    70   31.2 
2025-11-04 00:00 UT   21 58 11.5   -12 44 26     1.929    2.397  105.8   23.5    70   31.2 
2025-11-05 00:00 UT   21 58 40.7   -12 40 57     1.945    2.399  104.9   23.5    70   31.3 
2025-11-06 00:00 UT   21 59 11.3   -12 37 22     1.960    2.401  104.0   23.6    70   31.3 
2025-11-07 00:00 UT   21 59 43.1   -12 33 40     1.975    2.403  103.2   23.7    70   31.3 
2025-11-08 00:00 UT   22 00 16.3   -12 29 52     1.991    2.405  102.3   23.7    70   31.3 
2025-11-09 00:00 UT   22 00 50.8   -12 25 57     2.006    2.407  101.5   23.8    70   31.3 
2025-11-10 00:00 UT   22 01 26.4   -12 21 56     2.021    2.409  100.6   23.8    70   31.4 
2025-11-11 00:00 UT   22 02 03.4   -12 17 49     2.037    2.411   99.8   23.9    70   31.4 
2025-11-12 00:00 UT   22 02 41.5   -12 13 35     2.052    2.413   98.9   23.9    70   31.4 
2025-11-13 00:00 UT   22 03 20.8   -12 09 16     2.068    2.415   98.1   23.9    70   31.4 
2025-11-14 00:00 UT   22 04 01.2   -12 04 50     2.083    2.417   97.3   24.0    70   31.4 
2025-11-15 00:00 UT   22 04 42.8   -12 00 18     2.099    2.419   96.5   24.0    70   31.5 
2025-11-16 00:00 UT   22 05 25.5   -11 55 40     2.114    2.421   95.6   24.0    70   31.5 
2025-11-17 00:00 UT   22 06 09.3   -11 50 57     2.130    2.423   94.8   24.0    70   31.5 
2025-11-18 00:00 UT   22 06 54.1   -11 46 07     2.145    2.424   94.0   24.0    69   31.5 

    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.