2020 TW3
ephemeris	date	magn	radius	delta	ra	dec	elong	phase
Today	28 Apr 2026	28.0	2.688 AU	3.174 AU	23h17m	-13°18'	52.8°	17.4°

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 TW3 are:

            e (Eccentricity)                : 0.6858602
            a (Semimajor axis)              : 2.0909389
            i (Inclination)                 : 10.82069
            Ω (Longitude of ascending node) : 28.68601
            ω (Argument of perihelion)      : 87.41426
            M (Mean anomaly)                : 229.63438
            Epoch                           : 2025 Nov 21

            L (Longitude of perihelion)     : 116.05353
            B (Latitude of perihelion)      : 10.80954
            P (Orbital period in years)     : 3.02            
        

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
2026-04-28 00:00 UT   23 17 31.3   -13 18 29     3.174    2.688   52.8   17.4   241   28.0 
2026-04-28 19:06 UT   23 18 33.3   -13 12 45     3.161    2.683   53.3   17.5   241   28.0 
2026-04-29 00:00 UT   23 18 49.2   -13 11 17     3.158    2.682   53.4   17.5   241   28.0 
2026-04-30 00:00 UT   23 20 07.0   -13 04 06     3.141    2.676   54.0   17.7   241   28.0 
2026-05-01 00:00 UT   23 21 24.6   -12 56 55     3.124    2.670   54.7   17.9   241   28.0 
2026-05-02 00:00 UT   23 22 42.2   -12 49 46     3.107    2.664   55.3   18.1   241   28.0 
2026-05-03 00:00 UT   23 23 59.6   -12 42 38     3.089    2.659   55.9   18.3   241   28.0 
2026-05-04 00:00 UT   23 25 16.9   -12 35 32     3.072    2.653   56.5   18.5   241   28.0 
2026-05-05 00:00 UT   23 26 34.1   -12 28 26     3.055    2.647   57.1   18.7   241   28.0 
2026-05-06 00:00 UT   23 27 51.2   -12 21 21     3.037    2.641   57.8   18.8   241   28.0 
2026-05-07 00:00 UT   23 29 08.2   -12 14 18     3.020    2.635   58.4   19.0   241   28.0 
2026-05-08 00:00 UT   23 30 25.0   -12 07 17     3.002    2.629   59.0   19.2   242   27.9 
2026-05-09 00:00 UT   23 31 41.8   -12 00 16     2.984    2.623   59.6   19.4   242   27.9 
2026-05-10 00:00 UT   23 32 58.4   -11 53 17     2.966    2.617   60.3   19.6   242   27.9 
2026-05-11 00:00 UT   23 34 14.8   -11 46 20     2.948    2.611   60.9   19.8   242   27.9 
2026-05-12 00:00 UT   23 35 31.1   -11 39 24     2.930    2.605   61.5   19.9   242   27.9 
2026-05-13 00:00 UT   23 36 47.3   -11 32 29     2.912    2.598   62.1   20.1   242   27.9 
2026-05-14 00:00 UT   23 38 03.4   -11 25 36     2.894    2.592   62.8   20.3   242   27.9 
2026-05-15 00:00 UT   23 39 19.3   -11 18 45     2.876    2.586   63.4   20.5   242   27.9 
2026-05-16 00:00 UT   23 40 35.0   -11 11 56     2.858    2.580   64.0   20.6   242   27.8 
2026-05-17 00:00 UT   23 41 50.6   -11 05 09     2.839    2.574   64.6   20.8   242   27.8 
2026-05-18 00:00 UT   23 43 06.1   -10 58 23     2.821    2.567   65.3   21.0   242   27.8 
2026-05-19 00:00 UT   23 44 21.3   -10 51 40     2.802    2.561   65.9   21.1   243   27.8 
2026-05-20 00:00 UT   23 45 36.5   -10 44 58     2.784    2.555   66.5   21.3   243   27.8 
2026-05-21 00:00 UT   23 46 51.4   -10 38 19     2.765    2.549   67.1   21.5   243   27.8 
2026-05-22 00:00 UT   23 48 06.2   -10 31 41     2.746    2.542   67.8   21.6   243   27.8 
2026-05-23 00:00 UT   23 49 20.8   -10 25 06     2.727    2.536   68.4   21.8   243   27.7 

    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.