2019 UR2
ephemeris	date	magn	radius	delta	ra	dec	elong	phase
Today	6 Dec 2025	29.0	3.979 AU	4.832 AU	18h40m	-15°50'	26.9°	6.4°

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 2019 UR2 are:

            e (Eccentricity)                : 0.6501989
            a (Semimajor axis)              : 2.4406970
            i (Inclination)                 : 10.45117
            Ω (Longitude of ascending node) : 228.76890
            ω (Argument of perihelion)      : 231.13712
            M (Mean anomaly)                : 199.57414
            Epoch                           : 2025 Nov 21

            L (Longitude of perihelion)     : 279.43690
            B (Latitude of perihelion)      : -8.11990
            P (Orbital period in years)     : 3.81            
        

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
2025-12-06 00:00 UT   18 40 15.4   -15 50 34     4.832    3.979   26.9    6.4    71   29.0 
2025-12-06 02:58 UT   18 40 23.0   -15 50 29     4.833    3.979   26.8    6.4    71   29.0 
2025-12-07 00:00 UT   18 41 16.7   -15 49 49     4.838    3.978   26.2    6.3    71   29.0 
2025-12-08 00:00 UT   18 42 18.1   -15 48 60     4.843    3.976   25.5    6.1    70   29.0 
2025-12-09 00:00 UT   18 43 19.8   -15 48 08     4.849    3.975   24.7    5.9    70   29.0 
2025-12-10 00:00 UT   18 44 21.7   -15 47 14     4.854    3.974   24.0    5.8    69   29.0 
2025-12-11 00:00 UT   18 45 23.8   -15 46 17     4.859    3.973   23.3    5.6    68   29.0 
2025-12-12 00:00 UT   18 46 26.1   -15 45 17     4.863    3.972   22.5    5.5    68   29.0 
2025-12-13 00:00 UT   18 47 28.6   -15 44 14     4.868    3.971   21.8    5.3    67   29.0 
2025-12-14 00:00 UT   18 48 31.3   -15 43 08     4.872    3.970   21.1    5.1    66   29.0 
2025-12-15 00:00 UT   18 49 34.1   -15 41 59     4.876    3.968   20.4    5.0    65   29.0 
2025-12-16 00:00 UT   18 50 37.1   -15 40 48     4.880    3.967   19.7    4.8    64   29.0 
2025-12-17 00:00 UT   18 51 40.3   -15 39 33     4.884    3.966   19.0    4.6    63   29.0 
2025-12-18 00:00 UT   18 52 43.6   -15 38 16     4.887    3.965   18.3    4.5    62   29.0 
2025-12-19 00:00 UT   18 53 47.1   -15 36 55     4.890    3.964   17.6    4.3    61   29.0 
2025-12-20 00:00 UT   18 54 50.7   -15 35 32     4.893    3.962   16.9    4.1    60   28.9 
2025-12-21 00:00 UT   18 55 54.4   -15 34 06     4.896    3.961   16.2    4.0    59   28.9 
2025-12-22 00:00 UT   18 56 58.3   -15 32 37     4.899    3.960   15.5    3.8    57   28.9 
2025-12-23 00:00 UT   18 58 02.3   -15 31 05     4.901    3.959   14.9    3.7    56   28.9 
2025-12-24 00:00 UT   18 59 06.3   -15 29 31     4.903    3.957   14.2    3.5    54   28.9 
2025-12-25 00:00 UT   19 00 10.5   -15 27 53     4.905    3.956   13.6    3.3    52   28.9 
2025-12-26 00:00 UT   19 01 14.8   -15 26 12     4.907    3.955   12.9    3.2    51   28.9 
2025-12-27 00:00 UT   19 02 19.2   -15 24 29     4.909    3.953   12.3    3.0    48   28.9 
2025-12-28 00:00 UT   19 03 23.7   -15 22 42     4.910    3.952   11.7    2.9    46   28.9 
2025-12-29 00:00 UT   19 04 28.2   -15 20 53     4.911    3.951   11.1    2.8    44   28.9 
2025-12-30 00:00 UT   19 05 32.8   -15 19 01     4.912    3.949   10.6    2.6    41   28.8 
2025-12-31 00:00 UT   19 06 37.4   -15 17 06     4.912    3.948   10.0    2.5    38   28.8 
2026-01-01 00:00 UT   19 07 42.1   -15 15 08     4.913    3.946    9.5    2.4    34   28.8 
2026-01-02 00:00 UT   19 08 46.9   -15 13 08     4.913    3.945    9.1    2.2    31   28.8 
2026-01-03 00:00 UT   19 09 51.7   -15 11 04     4.913    3.944    8.6    2.1    26   28.8 
2026-01-04 00:00 UT   19 10 56.5   -15 08 58     4.913    3.942    8.2    2.1    22   28.8 
2026-01-05 00:00 UT   19 12 01.4   -15 06 48     4.912    3.941    7.9    2.0    17   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.