2021 RU14
ephemeris	date	magn	radius	delta	ra	dec	elong	phase
Today	19 Mar 2026	29.7	2.831 AU	1.962 AU	09h44m	+17°20'	144.4°	11.8°

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 RU14 are:

            e (Eccentricity)                : 0.5559133
            a (Semimajor axis)              : 2.3616918
            i (Inclination)                 : 3.97200
            Ω (Longitude of ascending node) : 12.42034
            ω (Argument of perihelion)      : 2.22701
            M (Mean anomaly)                : 49.14021
            Epoch                           : 2025 Nov 21

            L (Longitude of perihelion)     : 14.64201
            B (Latitude of perihelion)      : 0.15422
            P (Orbital period in years)     : 3.63            
        

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
2026-03-19 00:00 UT   09 44 27.4   +17 20 22     1.962    2.831  144.4   11.8   114   29.7 
2026-03-19 19:19 UT   09 43 54.4   +17 21 36     1.972    2.835  143.4   12.1   114   29.7 
2026-03-20 00:00 UT   09 43 46.5   +17 21 54     1.975    2.836  143.2   12.1   114   29.7 
2026-03-21 00:00 UT   09 43 07.3   +17 23 16     1.988    2.840  142.1   12.4   114   29.7 
2026-03-22 00:00 UT   09 42 29.8   +17 24 30     2.001    2.845  140.9   12.7   113   29.8 
2026-03-23 00:00 UT   09 41 54.0   +17 25 34     2.015    2.850  139.8   13.0   113   29.8 
2026-03-24 00:00 UT   09 41 19.9   +17 26 30     2.029    2.855  138.7   13.3   113   29.8 
2026-03-25 00:00 UT   09 40 47.5   +17 27 18     2.043    2.860  137.6   13.6   113   29.9 
2026-03-26 00:00 UT   09 40 16.8   +17 27 56     2.057    2.864  136.5   13.9   113   29.9 
2026-03-27 00:00 UT   09 39 47.8   +17 28 27     2.072    2.869  135.4   14.1   112   29.9 
2026-03-28 00:00 UT   09 39 20.4   +17 28 49     2.087    2.874  134.3   14.4   112   29.9 
2026-03-29 00:00 UT   09 38 54.8   +17 29 04     2.101    2.878  133.2   14.6   112   30.0 
2026-03-30 00:00 UT   09 38 30.8   +17 29 10     2.116    2.883  132.1   14.9   112   30.0 
2026-03-31 00:00 UT   09 38 08.4   +17 29 08     2.132    2.888  131.1   15.1   112   30.0 
2026-04-01 00:00 UT   09 37 47.8   +17 28 59     2.147    2.892  130.0   15.3   112   30.1 
2026-04-02 00:00 UT   09 37 28.7   +17 28 42     2.162    2.897  129.0   15.6   111   30.1 
2026-04-03 00:00 UT   09 37 11.3   +17 28 18     2.178    2.902  127.9   15.8   111   30.1 
2026-04-04 00:00 UT   09 36 55.5   +17 27 46     2.194    2.906  126.9   16.0   111   30.1 
2026-04-05 00:00 UT   09 36 41.3   +17 27 07     2.210    2.911  125.9   16.2   111   30.2 
2026-04-06 00:00 UT   09 36 28.7   +17 26 21     2.226    2.916  124.8   16.4   111   30.2 
2026-04-07 00:00 UT   09 36 17.7   +17 25 28     2.242    2.920  123.8   16.5   111   30.2 
2026-04-08 00:00 UT   09 36 08.2   +17 24 28     2.259    2.925  122.8   16.7   111   30.2 
2026-04-09 00:00 UT   09 36 00.3   +17 23 22     2.275    2.929  121.8   16.9   111   30.3 
2026-04-10 00:00 UT   09 35 53.9   +17 22 08     2.292    2.934  120.8   17.1   111   30.3 
2026-04-11 00:00 UT   09 35 49.0   +17 20 49     2.309    2.938  119.8   17.2   110   30.3 
2026-04-12 00:00 UT   09 35 45.6   +17 19 22     2.325    2.943  118.8   17.4   110   30.3 
2026-04-13 00:00 UT   09 35 43.7   +17 17 50     2.342    2.947  117.8   17.5   110   30.4 
2026-04-14 00:00 UT   09 35 43.2   +17 16 11     2.359    2.952  116.9   17.6   110   30.4 
2026-04-15 00:00 UT   09 35 44.2   +17 14 26     2.377    2.956  115.9   17.8   110   30.4 
2026-04-16 00:00 UT   09 35 46.6   +17 12 35     2.394    2.960  114.9   17.9   110   30.4 
2026-04-17 00:00 UT   09 35 50.4   +17 10 38     2.411    2.965  114.0   18.0   110   30.4 
2026-04-18 00:00 UT   09 35 55.6   +17 08 35     2.429    2.969  113.1   18.1   110   30.5 

    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.