2021 RU14
ephemeris	date	magn	radius	delta	ra	dec	elong	phase
Today	12 Oct 2026	31.6	3.523 AU	4.480 AU	12h14m	-00°50'	14.6°	4.1°

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)                : 0.5561329
            a (Semimajor axis)              : 2.3609250
            i (Inclination)                 : 3.97349
            Ω (Longitude of ascending node) : 12.40045
            ω (Argument of perihelion)      : 2.20940
            M (Mean anomaly)                : 103.49418
            Epoch                           : 2026 Jun 09

            L (Longitude of perihelion)     : 14.60454
            B (Latitude of perihelion)      : 0.15306
            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
2026-10-12 00:00 UT   12 14 44.8   +00 50 32     4.480    3.523   14.6    4.1   296   31.6 
2026-10-12 16:10 UT   12 15 27.5   +00 55 22     4.479    3.525   15.1    4.2   296   31.6 
2026-10-13 00:00 UT   12 15 48.1   +00 57 42     4.478    3.525   15.3    4.3   296   31.6 
2026-10-14 00:00 UT   12 16 51.4   -01 04 50     4.475    3.527   16.0    4.5   296   31.6 
2026-10-15 00:00 UT   12 17 54.5   -01 11 57     4.472    3.529   16.7    4.7   296   31.6 
2026-10-16 00:00 UT   12 18 57.4   -01 19 02     4.470    3.531   17.4    4.8   295   31.6 
2026-10-17 00:00 UT   12 20 00.2   -01 26 06     4.466    3.533   18.1    5.0   295   31.7 
2026-10-18 00:00 UT   12 21 02.8   -01 33 09     4.463    3.535   18.8    5.2   295   31.7 
2026-10-19 00:00 UT   12 22 05.3   -01 40 11     4.460    3.536   19.5    5.4   295   31.7 
2026-10-20 00:00 UT   12 23 07.5   -01 47 11     4.456    3.538   20.2    5.6   295   31.7 
2026-10-21 00:00 UT   12 24 09.7   -01 54 10     4.452    3.540   21.0    5.8   295   31.7 
2026-10-22 00:00 UT   12 25 11.6   -02 01 08     4.448    3.542   21.7    6.0   295   31.7 
2026-10-23 00:00 UT   12 26 13.4   -02 08 03     4.444    3.544   22.4    6.1   295   31.7 
2026-10-24 00:00 UT   12 27 15.0   -02 14 58     4.439    3.546   23.1    6.3   295   31.7 
2026-10-25 00:00 UT   12 28 16.3   -02 21 51     4.434    3.547   23.8    6.5   295   31.7 
2026-10-26 00:00 UT   12 29 17.6   -02 28 42     4.430    3.549   24.5    6.7   295   31.7 
2026-10-27 00:00 UT   12 30 18.6   -02 35 32     4.425    3.551   25.2    6.9   295   31.7 
2026-10-28 00:00 UT   12 31 19.4   -02 42 20     4.419    3.553   26.0    7.0   294   31.7 
2026-10-29 00:00 UT   12 32 20.0   -02 49 06     4.414    3.554   26.7    7.2   294   31.7 
2026-10-30 00:00 UT   12 33 20.4   -02 55 51     4.408    3.556   27.4    7.4   294   31.8 
2026-10-31 00:00 UT   12 34 20.6   -03 02 34     4.402    3.558   28.1    7.6   294   31.8 
2026-11-01 00:00 UT   12 35 20.5   -03 09 15     4.397    3.559   28.9    7.7   294   31.8 
2026-11-02 00:00 UT   12 36 20.3   -03 15 54     4.390    3.561   29.6    7.9   294   31.8 
2026-11-03 00:00 UT   12 37 19.8   -03 22 32     4.384    3.563   30.3    8.1   294   31.8 
2026-11-04 00:00 UT   12 38 19.1   -03 29 08     4.377    3.564   31.0    8.3   294   31.8 
2026-11-05 00:00 UT   12 39 18.2   -03 35 41     4.371    3.566   31.8    8.4   294   31.8 
2026-11-06 00:00 UT   12 40 17.0   -03 42 13     4.364    3.568   32.5    8.6   294   31.8 
2026-11-07 00:00 UT   12 41 15.5   -03 48 43     4.357    3.569   33.2    8.8   294   31.8 
2026-11-08 00:00 UT   12 42 13.8   -03 55 11     4.349    3.571   34.0    8.9   294   31.8 
2026-11-09 00:00 UT   12 43 11.8   -04 01 36     4.342    3.573   34.7    9.1   294   31.8 
2026-11-10 00:00 UT   12 44 09.6   -04 07 60     4.334    3.574   35.5    9.3   294   31.8 
2026-11-11 00:00 UT   12 45 07.0   -04 14 21     4.326    3.576   36.2    9.4   294   31.8 

    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.