2021 TX2
ephemeris	date	magn	radius	delta	ra	dec	elong	phase
Today	11 May 2026	30.0	2.715 AU	2.121 AU	19h42m	-17°34'	115.6°	19.6°

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 2021 TX2 are:

            e (Eccentricity)                : 0.5463569
            a (Semimajor axis)              : 1.9246509
            i (Inclination)                 : 3.11235
            Ω (Longitude of ascending node) : 204.77454
            ω (Argument of perihelion)      : 226.87988
            M (Mean anomaly)                : 178.84184
            Epoch                           : 2025 Nov 21

            L (Longitude of perihelion)     : 251.61222
            B (Latitude of perihelion)      : -2.27125
            P (Orbital period in years)     : 2.67            
        

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
2026-05-11 00:00 UT   19 42 08.6   -17 34 05     2.121    2.715  115.6   19.6   258   30.0 
2026-05-11 16:38 UT   19 42 11.3   -17 32 48     2.110    2.712  116.2   19.5   258   30.0 
2026-05-12 00:00 UT   19 42 12.3   -17 32 15     2.105    2.711  116.5   19.5   258   30.0 
2026-05-13 00:00 UT   19 42 14.3   -17 30 28     2.089    2.708  117.5   19.3   258   30.0 
2026-05-14 00:00 UT   19 42 14.7   -17 28 45     2.074    2.705  118.4   19.2   258   29.9 
2026-05-15 00:00 UT   19 42 13.4   -17 27 05     2.058    2.702  119.4   19.0   258   29.9 
2026-05-16 00:00 UT   19 42 10.4   -17 25 29     2.043    2.699  120.4   18.9   258   29.9 
2026-05-17 00:00 UT   19 42 05.8   -17 23 56     2.027    2.695  121.3   18.7   258   29.9 
2026-05-18 00:00 UT   19 41 59.4   -17 22 28     2.012    2.692  122.3   18.5   258   29.8 
2026-05-19 00:00 UT   19 41 51.3   -17 21 03     1.997    2.689  123.3   18.3   258   29.8 
2026-05-20 00:00 UT   19 41 41.4   -17 19 42     1.982    2.685  124.3   18.1   257   29.8 
2026-05-21 00:00 UT   19 41 29.8   -17 18 24     1.967    2.682  125.3   17.9   257   29.8 
2026-05-22 00:00 UT   19 41 16.4   -17 17 11     1.952    2.679  126.3   17.7   257   29.7 
2026-05-23 00:00 UT   19 41 01.2   -17 16 02     1.937    2.675  127.3   17.5   257   29.7 
2026-05-24 00:00 UT   19 40 44.2   -17 14 57     1.923    2.672  128.3   17.3   257   29.7 
2026-05-25 00:00 UT   19 40 25.3   -17 13 56     1.909    2.668  129.4   17.1   257   29.6 
2026-05-26 00:00 UT   19 40 04.7   -17 12 59     1.894    2.665  130.4   16.8   257   29.6 
2026-05-27 00:00 UT   19 39 42.2   -17 12 07     1.880    2.661  131.4   16.6   257   29.6 
2026-05-28 00:00 UT   19 39 17.8   -17 11 18     1.866    2.658  132.5   16.3   256   29.6 
2026-05-29 00:00 UT   19 38 51.6   -17 10 34     1.853    2.654  133.5   16.1   256   29.5 
2026-05-30 00:00 UT   19 38 23.5   -17 09 54     1.839    2.651  134.6   15.8   256   29.5 
2026-05-31 00:00 UT   19 37 53.5   -17 09 19     1.826    2.647  135.7   15.5   256   29.5 
2026-06-01 00:00 UT   19 37 21.6   -17 08 48     1.812    2.644  136.7   15.2   256   29.5 
2026-06-02 00:00 UT   19 36 47.9   -17 08 21     1.799    2.640  137.8   14.9   256   29.4 
2026-06-03 00:00 UT   19 36 12.2   -17 07 58     1.786    2.636  138.9   14.6   256   29.4 
2026-06-04 00:00 UT   19 35 34.6   -17 07 40     1.774    2.633  140.0   14.3   255   29.4 
2026-06-05 00:00 UT   19 34 55.1   -17 07 27     1.761    2.629  141.1   14.0   255   29.3 
2026-06-06 00:00 UT   19 34 13.6   -17 07 18     1.749    2.625  142.2   13.7   255   29.3 
2026-06-07 00:00 UT   19 33 30.3   -17 07 13     1.737    2.622  143.3   13.4   255   29.3 
2026-06-08 00:00 UT   19 32 45.0   -17 07 12     1.725    2.618  144.4   13.0   255   29.2 
2026-06-09 00:00 UT   19 31 57.9   -17 07 16     1.713    2.614  145.6   12.7   254   29.2 
2026-06-10 00:00 UT   19 31 08.8   -17 07 25     1.702    2.610  146.7   12.3   254   29.2 

    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.