2019 RG2
ephemeris	date	magn	radius	delta	ra	dec	elong	phase
Today	28 Jan 2026	33.4	3.076 AU	3.906 AU	18h43m	-27°53'	28.4°	8.8°

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 2019 RG2 are:

            e (Eccentricity)                : 0.7125848
            a (Semimajor axis)              : 1.8142104
            i (Inclination)                 : 6.34574
            Ω (Longitude of ascending node) : 345.76826
            ω (Argument of perihelion)      : 99.92846
            M (Mean anomaly)                : 173.89406
            Epoch                           : 2025 Nov 21

            L (Longitude of perihelion)     : 265.75670
            B (Latitude of perihelion)      : 6.25032
            P (Orbital period in years)     : 2.44            
        

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
2026-01-28 00:00 UT   18 43 29.5   -27 53 51     3.906    3.076   28.4    8.8   257   33.4 
2026-01-28 09:52 UT   18 44 03.6   -27 53 27     3.903    3.076   28.7    8.9   257   33.4 
2026-01-29 00:00 UT   18 44 52.3   -27 52 51     3.898    3.075   29.1    9.0   257   33.4 
2026-01-30 00:00 UT   18 46 15.0   -27 51 48     3.889    3.074   29.8    9.2   257   33.4 
2026-01-31 00:00 UT   18 47 37.4   -27 50 44     3.880    3.073   30.5    9.4   257   33.4 
2026-02-01 00:00 UT   18 48 59.6   -27 49 38     3.871    3.072   31.3    9.6   257   33.4 
2026-02-02 00:00 UT   18 50 21.5   -27 48 31     3.862    3.070   32.0    9.8   257   33.4 
2026-02-03 00:00 UT   18 51 43.2   -27 47 23     3.852    3.069   32.7   10.0   257   33.4 
2026-02-04 00:00 UT   18 53 04.6   -27 46 13     3.843    3.068   33.4   10.2   257   33.4 
2026-02-05 00:00 UT   18 54 25.8   -27 45 01     3.833    3.066   34.1   10.4   257   33.4 
2026-02-06 00:00 UT   18 55 46.8   -27 43 48     3.823    3.065   34.8   10.6   257   33.4 
2026-02-07 00:00 UT   18 57 07.5   -27 42 34     3.813    3.064   35.5   10.8   257   33.4 
2026-02-08 00:00 UT   18 58 27.9   -27 41 18     3.803    3.062   36.2   11.0   257   33.4 
2026-02-09 00:00 UT   18 59 48.0   -27 40 01     3.792    3.061   36.9   11.2   258   33.4 
2026-02-10 00:00 UT   19 01 07.8   -27 38 43     3.781    3.059   37.6   11.4   258   33.4 
2026-02-11 00:00 UT   19 02 27.4   -27 37 24     3.770    3.058   38.3   11.5   258   33.4 
2026-02-12 00:00 UT   19 03 46.6   -27 36 04     3.759    3.056   39.0   11.7   258   33.4 
2026-02-13 00:00 UT   19 05 05.6   -27 34 42     3.748    3.055   39.7   11.9   258   33.4 
2026-02-14 00:00 UT   19 06 24.2   -27 33 19     3.737    3.053   40.5   12.1   258   33.4 
2026-02-15 00:00 UT   19 07 42.5   -27 31 56     3.725    3.052   41.2   12.3   258   33.4 
2026-02-16 00:00 UT   19 09 00.5   -27 30 31     3.714    3.050   41.9   12.5   258   33.4 
2026-02-17 00:00 UT   19 10 18.1   -27 29 06     3.702    3.049   42.6   12.7   258   33.4 
2026-02-18 00:00 UT   19 11 35.4   -27 27 39     3.690    3.047   43.3   12.9   258   33.4 
2026-02-19 00:00 UT   19 12 52.4   -27 26 12     3.678    3.045   44.0   13.0   258   33.4 
2026-02-20 00:00 UT   19 14 08.9   -27 24 44     3.665    3.044   44.8   13.2   258   33.4 
2026-02-21 00:00 UT   19 15 25.1   -27 23 15     3.653    3.042   45.5   13.4   258   33.4 
2026-02-22 00:00 UT   19 16 40.9   -27 21 46     3.640    3.040   46.2   13.6   258   33.4 
2026-02-23 00:00 UT   19 17 56.4   -27 20 16     3.627    3.039   46.9   13.8   258   33.4 
2026-02-24 00:00 UT   19 19 11.4   -27 18 46     3.614    3.037   47.6   13.9   258   33.4 
2026-02-25 00:00 UT   19 20 26.0   -27 17 15     3.601    3.035   48.4   14.1   258   33.4 
2026-02-26 00:00 UT   19 21 40.2   -27 15 44     3.588    3.033   49.1   14.3   258   33.4 

    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.