2019 RG2
ephemeris	date	magn	radius	delta	ra	dec	elong	phase
Today	14 Jan 2026	33.3	3.090 AU	4.006 AU	18h23m	-28°04'	18.8°	5.9°

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
2026-01-14 00:00 UT   18 23 49.6   -28 04 57     4.006    3.090   18.8    5.9   253   33.3 
2026-01-14 08:59 UT   18 24 21.5   -28 04 44     4.003    3.090   19.0    6.0   254   33.3 
2026-01-15 00:00 UT   18 25 14.9   -28 04 21     4.000    3.090   19.5    6.1   254   33.3 
2026-01-16 00:00 UT   18 26 40.1   -28 03 44     3.994    3.089   20.1    6.3   254   33.3 
2026-01-17 00:00 UT   18 28 05.1   -28 03 05     3.988    3.088   20.8    6.5   255   33.3 
2026-01-18 00:00 UT   18 29 30.0   -28 02 24     3.981    3.087   21.5    6.7   255   33.4 
2026-01-19 00:00 UT   18 30 54.8   -28 01 41     3.974    3.086   22.2    6.9   255   33.4 
2026-01-20 00:00 UT   18 32 19.4   -28 00 56     3.968    3.085   22.9    7.1   255   33.4 
2026-01-21 00:00 UT   18 33 43.8   -28 00 09     3.961    3.084   23.6    7.3   256   33.4 
2026-01-22 00:00 UT   18 35 08.0   -27 59 21     3.954    3.083   24.3    7.5   256   33.4 
2026-01-23 00:00 UT   18 36 32.1   -27 58 30     3.946    3.082   25.0    7.7   256   33.4 
2026-01-24 00:00 UT   18 37 56.0   -27 57 38     3.939    3.081   25.7    8.0   256   33.4 
2026-01-25 00:00 UT   18 39 19.7   -27 56 44     3.931    3.080   26.4    8.2   256   33.4 
2026-01-26 00:00 UT   18 40 43.1   -27 55 48     3.923    3.079   27.1    8.4   256   33.4 
2026-01-27 00:00 UT   18 42 06.4   -27 54 51     3.915    3.078   27.8    8.6   257   33.4 
2026-01-28 00:00 UT   18 43 29.5   -27 53 51     3.906    3.076   28.4    8.8   257   33.4 
2026-01-29 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 

    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.