2015 WX1
ephemeris	date	magn	radius	delta	ra	dec	elong	phase
Today	5 Jan 2026	30.4	3.959 AU	4.403 AU	15h01m	-14°00'	57.3°	12.1°

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 2015 WX1 are:

            e (Eccentricity)                : 0.6027601
            a (Semimajor axis)              : 2.5030379
            i (Inclination)                 : 3.58751
            Ω (Longitude of ascending node) : 105.72105
            ω (Argument of perihelion)      : 281.61443
            M (Mean anomaly)                : 193.09046
            Epoch                           : 2025 Nov 21

            L (Longitude of perihelion)     : 27.35766
            B (Latitude of perihelion)      : -3.51396
            P (Orbital period in years)     : 3.96            
        

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
2026-01-05 00:00 UT   15 01 55.2   -14 00 21     4.403    3.959   57.3   12.1   288   30.4 
2026-01-05 18:52 UT   15 02 32.1   -14 02 34     4.391    3.958   57.9   12.2   288   30.4 
2026-01-06 00:00 UT   15 02 42.1   -14 03 09     4.388    3.958   58.1   12.2   288   30.4 
2026-01-07 00:00 UT   15 03 28.5   -14 05 55     4.374    3.957   58.9   12.3   288   30.4 
2026-01-08 00:00 UT   15 04 14.5   -14 08 37     4.359    3.956   59.8   12.4   288   30.4 
2026-01-09 00:00 UT   15 04 59.9   -14 11 16     4.344    3.954   60.6   12.5   288   30.4 
2026-01-10 00:00 UT   15 05 45.0   -14 13 52     4.328    3.953   61.4   12.6   288   30.4 
2026-01-11 00:00 UT   15 06 29.5   -14 16 25     4.313    3.952   62.2   12.7   288   30.4 
2026-01-12 00:00 UT   15 07 13.5   -14 18 54     4.298    3.951   63.1   12.8   287   30.4 
2026-01-13 00:00 UT   15 07 57.0   -14 21 20     4.282    3.950   63.9   12.9   287   30.4 
2026-01-14 00:00 UT   15 08 40.0   -14 23 43     4.267    3.949   64.8   13.0   287   30.3 
2026-01-15 00:00 UT   15 09 22.4   -14 26 02     4.251    3.947   65.6   13.1   287   30.3 
2026-01-16 00:00 UT   15 10 04.3   -14 28 18     4.235    3.946   66.4   13.2   287   30.3 
2026-01-17 00:00 UT   15 10 45.6   -14 30 31     4.219    3.945   67.3   13.3   287   30.3 
2026-01-18 00:00 UT   15 11 26.4   -14 32 40     4.203    3.944   68.1   13.4   287   30.3 
2026-01-19 00:00 UT   15 12 06.5   -14 34 46     4.187    3.942   69.0   13.5   287   30.3 
2026-01-20 00:00 UT   15 12 46.1   -14 36 48     4.171    3.941   69.8   13.6   287   30.3 
2026-01-21 00:00 UT   15 13 25.1   -14 38 47     4.154    3.940   70.7   13.6   286   30.3 
2026-01-22 00:00 UT   15 14 03.4   -14 40 42     4.138    3.939   71.6   13.7   286   30.3 
2026-01-23 00:00 UT   15 14 41.1   -14 42 34     4.121    3.937   72.4   13.8   286   30.3 
2026-01-24 00:00 UT   15 15 18.2   -14 44 23     4.105    3.936   73.3   13.9   286   30.3 
2026-01-25 00:00 UT   15 15 54.6   -14 46 07     4.088    3.935   74.1   13.9   286   30.3 
2026-01-26 00:00 UT   15 16 30.3   -14 47 49     4.071    3.933   75.0   14.0   286   30.3 
2026-01-27 00:00 UT   15 17 05.4   -14 49 26     4.055    3.932   75.9   14.1   286   30.3 
2026-01-28 00:00 UT   15 17 39.8   -14 51 00     4.038    3.931   76.8   14.1   286   30.3 
2026-01-29 00:00 UT   15 18 13.5   -14 52 31     4.021    3.929   77.6   14.2   286   30.2 
2026-01-30 00:00 UT   15 18 46.5   -14 53 58     4.004    3.928   78.5   14.2   286   30.2 
2026-01-31 00:00 UT   15 19 18.7   -14 55 21     3.987    3.927   79.4   14.3   286   30.2 
2026-02-01 00:00 UT   15 19 50.2   -14 56 41     3.970    3.925   80.3   14.3   285   30.2 
2026-02-02 00:00 UT   15 20 21.0   -14 57 57     3.952    3.924   81.2   14.4   285   30.2 
2026-02-03 00:00 UT   15 20 51.1   -14 59 09     3.935    3.923   82.1   14.4   285   30.2 
2026-02-04 00:00 UT   15 21 20.3   -15 00 18     3.918    3.921   83.0   14.4   285   30.2 

    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.