2020 RD5
ephemeris	date	magn	radius	delta	ra	dec	elong	phase
Today	20 Mar 2026	29.2	2.623 AU	2.429 AU	17h56m	-15°37'	89.9°	22.3°

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 RD5 are:

            e (Eccentricity)                : 0.5933097
            a (Semimajor axis)              : 1.7158656
            i (Inclination)                 : 7.60870
            Ω (Longitude of ascending node) : 174.89856
            ω (Argument of perihelion)      : 265.75080
            M (Mean anomaly)                : 85.40460
            Epoch                           : 2025 Nov 21

            L (Longitude of perihelion)     : 260.61176
            B (Latitude of perihelion)      : -7.58766
            P (Orbital period in years)     : 2.25            
        

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
2026-03-20 00:00 UT   17 56 35.4   -15 37 31     2.429    2.623   89.9   22.3   270   29.2 
2026-03-20 20:40 UT   17 57 04.5   -15 34 46     2.419    2.625   90.6   22.3   270   29.2 
2026-03-21 00:00 UT   17 57 09.1   -15 34 20     2.417    2.625   90.7   22.3   270   29.2 
2026-03-22 00:00 UT   17 57 41.5   -15 31 06     2.404    2.628   91.6   22.3   270   29.2 
2026-03-23 00:00 UT   17 58 12.5   -15 27 50     2.392    2.630   92.4   22.2   270   29.2 
2026-03-24 00:00 UT   17 58 42.2   -15 24 32     2.380    2.632   93.3   22.2   270   29.2 
2026-03-25 00:00 UT   17 59 10.4   -15 21 11     2.367    2.634   94.1   22.2   269   29.1 
2026-03-26 00:00 UT   17 59 37.2   -15 17 49     2.355    2.636   95.0   22.1   269   29.1 
2026-03-27 00:00 UT   18 00 02.5   -15 14 24     2.342    2.639   95.9   22.1   269   29.1 
2026-03-28 00:00 UT   18 00 26.5   -15 10 58     2.330    2.641   96.8   22.0   269   29.1 
2026-03-29 00:00 UT   18 00 48.9   -15 07 30     2.317    2.643   97.7   22.0   269   29.1 
2026-03-30 00:00 UT   18 01 09.9   -15 03 60     2.305    2.645   98.6   21.9   269   29.1 
2026-03-31 00:00 UT   18 01 29.4   -15 00 28     2.293    2.647   99.5   21.9   268   29.1 
2026-04-01 00:00 UT   18 01 47.3   -14 56 54     2.280    2.649  100.4   21.8   268   29.1 
2026-04-02 00:00 UT   18 02 03.8   -14 53 19     2.268    2.651  101.3   21.7   268   29.0 
2026-04-03 00:00 UT   18 02 18.6   -14 49 42     2.256    2.653  102.2   21.6   268   29.0 
2026-04-04 00:00 UT   18 02 31.9   -14 46 04     2.243    2.655  103.1   21.5   268   29.0 
2026-04-05 00:00 UT   18 02 43.6   -14 42 24     2.231    2.657  104.0   21.4   268   29.0 
2026-04-06 00:00 UT   18 02 53.7   -14 38 43     2.219    2.659  104.9   21.3   267   29.0 
2026-04-07 00:00 UT   18 03 02.2   -14 34 60     2.207    2.661  105.9   21.2   267   29.0 
2026-04-08 00:00 UT   18 03 09.0   -14 31 16     2.194    2.663  106.8   21.1   267   29.0 
2026-04-09 00:00 UT   18 03 14.2   -14 27 31     2.182    2.664  107.8   21.0   267   29.0 
2026-04-10 00:00 UT   18 03 17.6   -14 23 45     2.170    2.666  108.7   20.8   267   28.9 
2026-04-11 00:00 UT   18 03 19.4   -14 19 58     2.158    2.668  109.7   20.7   266   28.9 
2026-04-12 00:00 UT   18 03 19.5   -14 16 09     2.146    2.670  110.6   20.6   266   28.9 
2026-04-13 00:00 UT   18 03 17.8   -14 12 20     2.134    2.671  111.6   20.4   266   28.9 
2026-04-14 00:00 UT   18 03 14.3   -14 08 31     2.123    2.673  112.6   20.3   266   28.9 
2026-04-15 00:00 UT   18 03 09.1   -14 04 40     2.111    2.675  113.6   20.1   266   28.9 
2026-04-16 00:00 UT   18 03 02.1   -14 00 49     2.099    2.677  114.6   19.9   265   28.8 
2026-04-17 00:00 UT   18 02 53.3   -13 56 57     2.088    2.678  115.5   19.8   265   28.8 
2026-04-18 00:00 UT   18 02 42.7   -13 53 05     2.076    2.680  116.5   19.6   265   28.8 
2026-04-19 00:00 UT   18 02 30.3   -13 49 12     2.065    2.681  117.5   19.4   265   28.8 

    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.