2021 AE2
ephemeris	date	magn	radius	delta	ra	dec	elong	phase
Today	27 Sep 2026	27.2	1.736 AU	0.950 AU	20h47m	-18°58'	125.6°	28.0°

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 AE2 are:

            e (Eccentricity)                : 0.3787830
            a (Semimajor axis)              : 1.6203383
            i (Inclination)                 : 1.06694
            Ω (Longitude of ascending node) : 125.36440
            ω (Argument of perihelion)      : 333.73887
            M (Mean anomaly)                : 227.88102
            Epoch                           : 2026 Jun 09

            L (Longitude of perihelion)     : 99.10721
            B (Latitude of perihelion)      : -0.47206
            P (Orbital period in years)     : 2.06            
        

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
2026-09-27 00:00 UT   20 47 18.6   -18 58 05     0.950    1.736  125.6   28.0    74   27.2 
2026-09-27 05:03 UT   20 47 13.6   -18 58 27     0.951    1.735  125.3   28.1    74   27.2 
2026-09-28 00:00 UT   20 46 56.0   -18 59 46     0.954    1.731  124.5   28.5    74   27.2 
2026-09-29 00:00 UT   20 46 36.5   -19 01 13     0.959    1.727  123.4   29.0    74   27.2 
2026-09-30 00:00 UT   20 46 20.0   -19 02 29     0.964    1.722  122.4   29.4    74   27.3 
2026-10-01 00:00 UT   20 46 06.5   -19 03 31     0.968    1.717  121.3   29.9    74   27.3 
2026-10-02 00:00 UT   20 45 56.1   -19 04 22     0.973    1.712  120.3   30.3    74   27.3 
2026-10-03 00:00 UT   20 45 48.6   -19 05 00     0.978    1.708  119.3   30.7    74   27.3 
2026-10-04 00:00 UT   20 45 44.2   -19 05 27     0.983    1.703  118.3   31.2    74   27.3 
2026-10-05 00:00 UT   20 45 42.7   -19 05 41     0.988    1.698  117.3   31.6    74   27.3 
2026-10-06 00:00 UT   20 45 44.2   -19 05 43     0.993    1.693  116.3   32.0    74   27.4 
2026-10-07 00:00 UT   20 45 48.6   -19 05 34     0.998    1.688  115.4   32.4    74   27.4 
2026-10-08 00:00 UT   20 45 55.9   -19 05 12     1.003    1.683  114.4   32.7    74   27.4 
2026-10-09 00:00 UT   20 46 06.1   -19 04 39     1.008    1.678  113.5   33.1    74   27.4 
2026-10-10 00:00 UT   20 46 19.3   -19 03 54     1.014    1.673  112.5   33.5    74   27.4 
2026-10-11 00:00 UT   20 46 35.2   -19 02 58     1.019    1.669  111.6   33.8    74   27.4 
2026-10-12 00:00 UT   20 46 54.0   -19 01 50     1.024    1.664  110.7   34.2    74   27.4 
2026-10-13 00:00 UT   20 47 15.6   -19 00 31     1.029    1.659  109.8   34.5    74   27.5 
2026-10-14 00:00 UT   20 47 39.9   -18 59 00     1.035    1.654  108.9   34.8    74   27.5 
2026-10-15 00:00 UT   20 48 06.9   -18 57 19     1.040    1.649  108.0   35.1    74   27.5 
2026-10-16 00:00 UT   20 48 36.6   -18 55 26     1.045    1.644  107.1   35.4    74   27.5 
2026-10-17 00:00 UT   20 49 09.0   -18 53 22     1.051    1.638  106.3   35.7    74   27.5 
2026-10-18 00:00 UT   20 49 44.0   -18 51 07     1.056    1.633  105.4   36.0    74   27.5 
2026-10-19 00:00 UT   20 50 21.5   -18 48 41     1.061    1.628  104.6   36.3    74   27.5 
2026-10-20 00:00 UT   20 51 01.5   -18 46 04     1.067    1.623  103.8   36.6    74   27.5 
2026-10-21 00:00 UT   20 51 44.1   -18 43 17     1.072    1.618  102.9   36.8    74   27.6 
2026-10-22 00:00 UT   20 52 29.0   -18 40 18     1.077    1.613  102.1   37.1    74   27.6 
2026-10-23 00:00 UT   20 53 16.4   -18 37 09     1.082    1.608  101.3   37.4    74   27.6 
2026-10-24 00:00 UT   20 54 06.2   -18 33 50     1.088    1.603  100.5   37.6    74   27.6 
2026-10-25 00:00 UT   20 54 58.2   -18 30 20     1.093    1.597   99.8   37.8    74   27.6 
2026-10-26 00:00 UT   20 55 52.6   -18 26 39     1.098    1.592   99.0   38.1    74   27.6 
2026-10-27 00:00 UT   20 56 49.2   -18 22 48     1.103    1.587   98.2   38.3    74   27.6 

    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.