2023 KS2
ephemeris	date	magn	radius	delta	ra	dec	elong	phase
Today	9 Dec 2025	32.1	3.771 AU	3.040 AU	08h32m	+22°52'	132.0°	11.2°

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 2023 KS2 are:

            e (Eccentricity)                : 0.6038906
            a (Semimajor axis)              : 2.4708019
            i (Inclination)                 : 4.62246
            Ω (Longitude of ascending node) : 70.82489
            ω (Argument of perihelion)      : 207.91355
            M (Mean anomaly)                : 221.78630
            Epoch                           : 2025 Nov 21

            L (Longitude of perihelion)     : 98.66129
            B (Latitude of perihelion)      : -2.16212
            P (Orbital period in years)     : 3.88            
        

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
2025-12-09 00:00 UT   08 32 07.3   +22 52 13     3.040    3.771  132.0   11.2   281   32.1 
2025-12-09 01:32 UT   08 32 05.6   +22 52 24     3.039    3.771  132.1   11.2   281   32.1 
2025-12-10 00:00 UT   08 31 40.5   +22 55 08     3.027    3.769  133.1   11.0   281   32.1 
2025-12-11 00:00 UT   08 31 12.4   +22 58 06     3.013    3.767  134.2   10.8   280   32.0 
2025-12-12 00:00 UT   08 30 42.9   +23 01 09     3.000    3.765  135.4   10.6   280   32.0 
2025-12-13 00:00 UT   08 30 12.1   +23 04 16     2.987    3.762  136.5   10.4   280   32.0 
2025-12-14 00:00 UT   08 29 40.0   +23 07 26     2.974    3.760  137.7   10.2   280   32.0 
2025-12-15 00:00 UT   08 29 06.6   +23 10 40     2.961    3.758  138.8    9.9   279   32.0 
2025-12-16 00:00 UT   08 28 31.9   +23 13 58     2.949    3.756  140.0    9.7   279   31.9 
2025-12-17 00:00 UT   08 27 55.9   +23 17 19     2.936    3.754  141.1    9.5   279   31.9 
2025-12-18 00:00 UT   08 27 18.6   +23 20 43     2.924    3.751  142.3    9.2   279   31.9 
2025-12-19 00:00 UT   08 26 40.0   +23 24 10     2.913    3.749  143.4    9.0   278   31.9 
2025-12-20 00:00 UT   08 26 00.1   +23 27 39     2.901    3.747  144.6    8.7   278   31.9 
2025-12-21 00:00 UT   08 25 19.0   +23 31 12     2.890    3.745  145.8    8.5   278   31.8 
2025-12-22 00:00 UT   08 24 36.7   +23 34 47     2.879    3.742  147.0    8.2   277   31.8 
2025-12-23 00:00 UT   08 23 53.1   +23 38 25     2.868    3.740  148.1    8.0   277   31.8 
2025-12-24 00:00 UT   08 23 08.4   +23 42 04     2.858    3.738  149.3    7.7   276   31.8 
2025-12-25 00:00 UT   08 22 22.5   +23 45 46     2.848    3.735  150.5    7.4   276   31.8 
2025-12-26 00:00 UT   08 21 35.5   +23 49 30     2.838    3.733  151.7    7.2   275   31.7 
2025-12-27 00:00 UT   08 20 47.3   +23 53 15     2.828    3.731  152.9    6.9   275   31.7 
2025-12-28 00:00 UT   08 19 58.1   +23 57 01     2.819    3.728  154.1    6.6   274   31.7 
2025-12-29 00:00 UT   08 19 07.8   +24 00 49     2.810    3.726  155.3    6.3   274   31.7 
2025-12-30 00:00 UT   08 18 16.4   +24 04 37     2.801    3.724  156.5    6.0   273   31.6 
2025-12-31 00:00 UT   08 17 24.1   +24 08 26     2.793    3.721  157.7    5.8   272   31.6 
2026-01-01 00:00 UT   08 16 30.8   +24 12 16     2.785    3.719  158.9    5.5   272   31.6 
2026-01-02 00:00 UT   08 15 36.5   +24 16 06     2.777    3.716  160.1    5.2   271   31.6 
2026-01-03 00:00 UT   08 14 41.4   +24 19 57     2.769    3.714  161.3    4.9   270   31.6 
2026-01-04 00:00 UT   08 13 45.3   +24 23 47     2.762    3.712  162.5    4.6   269   31.5 
2026-01-05 00:00 UT   08 12 48.4   +24 27 37     2.755    3.709  163.7    4.3   267   31.5 
2026-01-06 00:00 UT   08 11 50.8   +24 31 26     2.749    3.707  164.9    4.0   266   31.5 
2026-01-07 00:00 UT   08 10 52.3   +24 35 15     2.742    3.704  166.1    3.7   264   31.5 
2026-01-08 00:00 UT   08 09 53.2   +24 39 02     2.736    3.702  167.2    3.4   262   31.4 

    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.