2015 WX1
ephemeris	date	magn	radius	delta	ra	dec	elong	phase
Today	10 Apr 2026	29.2	3.804 AU	2.910 AU	15h17m	-13°51'	149.0°	7.8°

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 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
2026-04-10 00:00 UT   15 17 04.6   -13 51 44     2.910    3.804  149.0    7.8   278   29.2 
2026-04-10 16:37 UT   15 16 36.7   -13 49 30     2.903    3.802  149.7    7.6   278   29.2 
2026-04-11 00:00 UT   15 16 24.1   -13 48 30     2.900    3.802  150.1    7.6   278   29.2 
2026-04-12 00:00 UT   15 15 42.6   -13 45 13     2.890    3.799  151.2    7.3   278   29.2 
2026-04-13 00:00 UT   15 15 00.1   -13 41 53     2.880    3.797  152.4    7.0   277   29.2 
2026-04-14 00:00 UT   15 14 16.7   -13 38 30     2.871    3.795  153.5    6.8   277   29.1 
2026-04-15 00:00 UT   15 13 32.4   -13 35 04     2.862    3.793  154.7    6.5   276   29.1 
2026-04-16 00:00 UT   15 12 47.2   -13 31 35     2.853    3.791  155.8    6.2   276   29.1 
2026-04-17 00:00 UT   15 12 01.2   -13 28 03     2.844    3.788  157.0    5.9   275   29.1 
2026-04-18 00:00 UT   15 11 14.3   -13 24 29     2.836    3.786  158.1    5.7   275   29.1 
2026-04-19 00:00 UT   15 10 26.7   -13 20 52     2.828    3.784  159.3    5.4   274   29.0 
2026-04-20 00:00 UT   15 09 38.3   -13 17 14     2.820    3.781  160.5    5.1   274   29.0 
2026-04-21 00:00 UT   15 08 49.2   -13 13 32     2.812    3.779  161.6    4.8   273   29.0 
2026-04-22 00:00 UT   15 07 59.5   -13 09 49     2.805    3.777  162.8    4.5   272   29.0 
2026-04-23 00:00 UT   15 07 09.0   -13 06 04     2.798    3.774  163.9    4.2   271   28.9 
2026-04-24 00:00 UT   15 06 18.0   -13 02 17     2.792    3.772  165.0    3.9   270   28.9 
2026-04-25 00:00 UT   15 05 26.3   -12 58 29     2.785    3.770  166.2    3.7   268   28.9 
2026-04-26 00:00 UT   15 04 34.2   -12 54 39     2.779    3.767  167.3    3.4   267   28.9 
2026-04-27 00:00 UT   15 03 41.5   -12 50 48     2.774    3.765  168.4    3.1   265   28.9 
2026-04-28 00:00 UT   15 02 48.4   -12 46 55     2.768    3.763  169.5    2.8   262   28.8 
2026-04-29 00:00 UT   15 01 54.8   -12 43 02     2.763    3.760  170.6    2.5   259   28.8 
2026-04-30 00:00 UT   15 01 00.8   -12 39 07     2.758    3.758  171.7    2.2   256   28.8 
2026-05-01 00:00 UT   15 00 06.5   -12 35 12     2.754    3.755  172.7    2.0   251   28.8 
2026-05-02 00:00 UT   14 59 11.9   -12 31 17     2.750    3.753  173.6    1.7   245   28.7 
2026-05-03 00:00 UT   14 58 17.0   -12 27 21     2.746    3.750  174.4    1.5   236   28.7 
2026-05-04 00:00 UT   14 57 21.8   -12 23 25     2.743    3.748  175.1    1.3   225   28.7 
2026-05-05 00:00 UT   14 56 26.5   -12 19 29     2.739    3.745  175.6    1.2   212   28.7 
2026-05-06 00:00 UT   14 55 31.0   -12 15 33     2.736    3.743  175.7    1.2   196   28.7 
2026-05-07 00:00 UT   14 54 35.4   -12 11 37     2.734    3.740  175.5    1.2   180   28.7 
2026-05-08 00:00 UT   14 53 39.7   -12 07 42     2.732    3.738  175.1    1.3   167   28.7 
2026-05-09 00:00 UT   14 52 43.9   -12 03 48     2.730    3.735  174.4    1.5   156   28.7 
2026-05-10 00:00 UT   14 51 48.2   -11 59 55     2.728    3.733  173.5    1.7   148   28.7 

    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.