2026 CD1
ephemeris	date	magn	radius	delta	ra	dec	elong	phase
Today	13 Oct 2026	27.8	2.174 AU	1.715 AU	20h19m	-19°07'	103.3°	26.5°

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 2026 CD1 are:

            e (Eccentricity)                : 0.5459764
            a (Semimajor axis)              : 2.0380761
            i (Inclination)                 : 5.15312
            Ω (Longitude of ascending node) : 153.28866
            ω (Argument of perihelion)      : 47.06567
            M (Mean anomaly)                : 23.26803
            Epoch                           : 2026 Jun 09

            L (Longitude of perihelion)     : 200.23859
            B (Latitude of perihelion)      : 3.77042
            P (Orbital period in years)     : 2.91            
        

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
2026-10-13 00:00 UT   20 19 02.5   -19 07 03     1.715    2.174  103.3   26.5    77   27.8 
2026-10-13 21:39 UT   20 20 00.3   -19 05 37     1.731    2.179  102.6   26.5    77   27.9 
2026-10-14 00:00 UT   20 20 06.6   -19 05 28     1.733    2.180  102.6   26.5    77   27.9 
2026-10-15 00:00 UT   20 21 11.5   -19 03 46     1.751    2.186  101.8   26.5    77   27.9 
2026-10-16 00:00 UT   20 22 17.2   -19 01 58     1.770    2.192  101.1   26.5    77   27.9 
2026-10-17 00:00 UT   20 23 23.6   -19 00 03     1.788    2.198  100.4   26.5    77   27.9 
2026-10-18 00:00 UT   20 24 30.7   -18 58 02     1.806    2.204   99.6   26.5    76   28.0 
2026-10-19 00:00 UT   20 25 38.5   -18 55 55     1.825    2.210   98.9   26.4    76   28.0 
2026-10-20 00:00 UT   20 26 47.0   -18 53 42     1.843    2.216   98.2   26.4    76   28.0 
2026-10-21 00:00 UT   20 27 56.1   -18 51 23     1.861    2.222   97.5   26.4    76   28.0 
2026-10-22 00:00 UT   20 29 05.9   -18 48 59     1.880    2.228   96.7   26.3    76   28.1 
2026-10-23 00:00 UT   20 30 16.3   -18 46 28     1.898    2.234   96.0   26.3    76   28.1 
2026-10-24 00:00 UT   20 31 27.2   -18 43 51     1.917    2.240   95.3   26.2    76   28.1 
2026-10-25 00:00 UT   20 32 38.8   -18 41 09     1.935    2.246   94.6   26.2    76   28.1 
2026-10-26 00:00 UT   20 33 50.9   -18 38 21     1.954    2.251   93.9   26.1    76   28.2 
2026-10-27 00:00 UT   20 35 03.6   -18 35 28     1.972    2.257   93.2   26.1    76   28.2 
2026-10-28 00:00 UT   20 36 16.7   -18 32 29     1.991    2.263   92.5   26.0    75   28.2 
2026-10-29 00:00 UT   20 37 30.4   -18 29 25     2.009    2.269   91.8   26.0    75   28.2 
2026-10-30 00:00 UT   20 38 44.6   -18 26 15     2.028    2.275   91.1   25.9    75   28.3 
2026-10-31 00:00 UT   20 39 59.3   -18 22 60     2.046    2.280   90.4   25.8    75   28.3 
2026-11-01 00:00 UT   20 41 14.4   -18 19 39     2.065    2.286   89.7   25.7    75   28.3 
2026-11-02 00:00 UT   20 42 30.0   -18 16 14     2.083    2.292   89.0   25.7    75   28.3 
2026-11-03 00:00 UT   20 43 46.1   -18 12 43     2.102    2.298   88.3   25.6    75   28.4 
2026-11-04 00:00 UT   20 45 02.6   -18 09 07     2.121    2.303   87.6   25.5    75   28.4 
2026-11-05 00:00 UT   20 46 19.5   -18 05 26     2.139    2.309   86.9   25.4    75   28.4 
2026-11-06 00:00 UT   20 47 36.8   -18 01 39     2.158    2.314   86.2   25.3    75   28.4 
2026-11-07 00:00 UT   20 48 54.5   -17 57 48     2.176    2.320   85.5   25.2    75   28.4 
2026-11-08 00:00 UT   20 50 12.7   -17 53 51     2.195    2.326   84.8   25.1    74   28.5 
2026-11-09 00:00 UT   20 51 31.2   -17 49 50     2.213    2.331   84.2   25.0    74   28.5 
2026-11-10 00:00 UT   20 52 50.1   -17 45 44     2.232    2.337   83.5   24.9    74   28.5 
2026-11-11 00:00 UT   20 54 09.3   -17 41 33     2.251    2.342   82.8   24.8    74   28.5 

    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.