(790747) 2018 XR
ephemeris	date	magn	radius	delta	ra	dec	elong	phase
Today	24 Oct 2026	24.2	3.518 AU	2.715 AU	00h29m	-25°10'	138.0°	10.9°

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 2018 XR are:

            e (Eccentricity)                : 0.6654661
            a (Semimajor axis)              : 2.1547628
            i (Inclination)                 : 20.53282
            Ω (Longitude of ascending node) : 78.20623
            ω (Argument of perihelion)      : 114.55226
            M (Mean anomaly)                : 107.52103
            Epoch                           : 2026 Jun 09

            L (Longitude of perihelion)     : 14.21021
            B (Latitude of perihelion)      : 18.60431
            P (Orbital period in years)     : 3.16            
        

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
2026-10-24 00:00 UT   00 29 13.0   -25 10 01     2.715    3.518  138.0   10.9    31   24.2 
2026-10-24 08:02 UT   00 28 54.7   -25 09 50     2.718    3.519  137.8   11.0    32   24.2 
2026-10-25 00:00 UT   00 28 18.7   -25 09 23     2.725    3.520  137.2   11.1    33   24.2 
2026-10-26 00:00 UT   00 27 25.5   -25 08 31     2.735    3.521  136.3   11.2    34   24.2 
2026-10-27 00:00 UT   00 26 33.3   -25 07 26     2.745    3.523  135.4   11.4    35   24.2 
2026-10-28 00:00 UT   00 25 42.1   -25 06 08     2.755    3.524  134.6   11.6    36   24.2 
2026-10-29 00:00 UT   00 24 52.0   -25 04 36     2.766    3.526  133.7   11.8    37   24.2 
2026-10-30 00:00 UT   00 24 03.0   -25 02 52     2.776    3.527  132.8   11.9    38   24.3 
2026-10-31 00:00 UT   00 23 15.1   -25 00 55     2.787    3.528  131.9   12.1    39   24.3 
2026-11-01 00:00 UT   00 22 28.4   -24 58 46     2.799    3.530  130.9   12.3    40   24.3 
2026-11-02 00:00 UT   00 21 42.8   -24 56 25     2.810    3.531  130.0   12.4    41   24.3 
2026-11-03 00:00 UT   00 20 58.4   -24 53 51     2.822    3.532  129.1   12.6    42   24.3 
2026-11-04 00:00 UT   00 20 15.3   -24 51 06     2.833    3.534  128.2   12.7    43   24.3 
2026-11-05 00:00 UT   00 19 33.3   -24 48 09     2.845    3.535  127.3   12.9    44   24.4 
2026-11-06 00:00 UT   00 18 52.6   -24 45 01     2.857    3.536  126.3   13.1    45   24.4 
2026-11-07 00:00 UT   00 18 13.2   -24 41 41     2.870    3.538  125.4   13.2    45   24.4 
2026-11-08 00:00 UT   00 17 35.0   -24 38 10     2.882    3.539  124.5   13.3    46   24.4 
2026-11-09 00:00 UT   00 16 58.2   -24 34 29     2.895    3.540  123.5   13.5    47   24.4 
2026-11-10 00:00 UT   00 16 22.6   -24 30 37     2.908    3.541  122.6   13.6    48   24.4 
2026-11-11 00:00 UT   00 15 48.3   -24 26 34     2.921    3.543  121.7   13.8    48   24.4 
2026-11-12 00:00 UT   00 15 15.4   -24 22 22     2.934    3.544  120.7   13.9    49   24.5 
2026-11-13 00:00 UT   00 14 43.8   -24 17 60     2.947    3.545  119.8   14.0    50   24.5 
2026-11-14 00:00 UT   00 14 13.5   -24 13 28     2.961    3.546  118.9   14.1    50   24.5 
2026-11-15 00:00 UT   00 13 44.5   -24 08 47     2.974    3.547  117.9   14.3    51   24.5 
2026-11-16 00:00 UT   00 13 16.8   -24 03 56     2.988    3.548  117.0   14.4    52   24.5 
2026-11-17 00:00 UT   00 12 50.5   -23 58 57     3.002    3.549  116.1   14.5    52   24.5 
2026-11-18 00:00 UT   00 12 25.6   -23 53 49     3.016    3.550  115.1   14.6    53   24.5 
2026-11-19 00:00 UT   00 12 01.9   -23 48 33     3.030    3.552  114.2   14.7    53   24.6 
2026-11-20 00:00 UT   00 11 39.6   -23 43 09     3.044    3.553  113.3   14.8    54   24.6 
2026-11-21 00:00 UT   00 11 18.6   -23 37 37     3.058    3.554  112.4   14.9    55   24.6 
2026-11-22 00:00 UT   00 10 58.9   -23 31 57     3.073    3.555  111.4   15.0    55   24.6 
2026-11-23 00:00 UT   00 10 40.5   -23 26 09     3.087    3.556  110.5   15.1    56   24.6 

    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.