2020 RD5
ephemeris	date	magn	radius	delta	ra	dec	elong	phase
Today	18 Apr 2026	28.8	2.680 AU	2.076 AU	18h02m	-13°53'	116.5°	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 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
2026-04-18 00:00 UT   18 02 42.7   -13 53 05     2.076    2.680  116.5   19.6   265   28.8 
2026-04-18 04:43 UT   18 02 40.4   -13 52 19     2.074    2.680  116.7   19.5   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 
2026-04-20 00:00 UT   18 02 16.0   -13 45 19     2.054    2.683  118.6   19.2   264   28.8 
2026-04-21 00:00 UT   18 01 59.9   -13 41 26     2.042    2.685  119.6   19.0   264   28.8 
2026-04-22 00:00 UT   18 01 42.0   -13 37 33     2.031    2.686  120.6   18.8   264   28.7 
2026-04-23 00:00 UT   18 01 22.2   -13 33 40     2.020    2.688  121.6   18.6   264   28.7 
2026-04-24 00:00 UT   18 01 00.6   -13 29 47     2.010    2.689  122.7   18.4   263   28.7 
2026-04-25 00:00 UT   18 00 37.1   -13 25 54     1.999    2.690  123.7   18.1   263   28.7 
2026-04-26 00:00 UT   18 00 11.7   -13 22 01     1.988    2.692  124.7   17.9   263   28.7 
2026-04-27 00:00 UT   17 59 44.5   -13 18 09     1.978    2.693  125.8   17.6   263   28.7 
2026-04-28 00:00 UT   17 59 15.5   -13 14 17     1.968    2.695  126.9   17.4   262   28.6 
2026-04-29 00:00 UT   17 58 44.5   -13 10 25     1.958    2.696  127.9   17.1   262   28.6 
2026-04-30 00:00 UT   17 58 11.7   -13 06 34     1.948    2.697  129.0   16.9   262   28.6 
2026-05-01 00:00 UT   17 57 37.1   -13 02 44     1.938    2.699  130.1   16.6   261   28.6 
2026-05-02 00:00 UT   17 57 00.6   -12 58 54     1.928    2.700  131.1   16.3   261   28.6 
2026-05-03 00:00 UT   17 56 22.3   -12 55 05     1.919    2.701  132.2   16.0   261   28.5 
2026-05-04 00:00 UT   17 55 42.1   -12 51 18     1.909    2.702  133.3   15.7   260   28.5 
2026-05-05 00:00 UT   17 55 00.0   -12 47 31     1.900    2.704  134.4   15.5   260   28.5 
2026-05-06 00:00 UT   17 54 16.2   -12 43 45     1.891    2.705  135.5   15.1   259   28.5 
2026-05-07 00:00 UT   17 53 30.5   -12 40 01     1.883    2.706  136.6   14.8   259   28.5 
2026-05-08 00:00 UT   17 52 43.1   -12 36 17     1.874    2.707  137.7   14.5   259   28.4 
2026-05-09 00:00 UT   17 51 53.8   -12 32 36     1.866    2.708  138.8   14.2   258   28.4 
2026-05-10 00:00 UT   17 51 02.8   -12 28 56     1.857    2.709  139.9   13.9   258   28.4 
2026-05-11 00:00 UT   17 50 10.1   -12 25 17     1.850    2.710  141.1   13.5   257   28.4 
2026-05-12 00:00 UT   17 49 15.6   -12 21 40     1.842    2.711  142.2   13.2   257   28.4 
2026-05-13 00:00 UT   17 48 19.4   -12 18 06     1.834    2.712  143.3   12.9   256   28.3 
2026-05-14 00:00 UT   17 47 21.5   -12 14 33     1.827    2.713  144.4   12.5   255   28.3 
2026-05-15 00:00 UT   17 46 22.0   -12 11 02     1.820    2.714  145.6   12.2   255   28.3 
2026-05-16 00:00 UT   17 45 21.0   -12 07 34     1.813    2.715  146.7   11.8   254   28.3 
2026-05-17 00:00 UT   17 44 18.3   -12 04 08     1.807    2.716  147.8   11.4   253   28.3 
2026-05-18 00:00 UT   17 43 14.1   -12 00 45     1.800    2.717  148.9   11.1   252   28.2 

    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.