2014 HK129
ephemeris	date	magn	radius	delta	ra	dec	elong	phase
Today	13 Jul 2026	25.4	2.504 AU	1.810 AU	23h26m	-11°45'	122.2°	20.1°

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 2014 HK129 are:

            e (Eccentricity)                : 0.4888788
            a (Semimajor axis)              : 1.7002762
            i (Inclination)                 : 6.71005
            Ω (Longitude of ascending node) : 93.83758
            ω (Argument of perihelion)      : 45.31851
            M (Mean anomaly)                : 97.82255
            Epoch                           : 2025 Nov 21

            L (Longitude of perihelion)     : 138.95919
            B (Latitude of perihelion)      : 4.76562
            P (Orbital period in years)     : 2.22            
        

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
2026-07-13 00:00 UT   23 26 48.8   -11 45 34     1.810    2.504  122.2   20.1   251   25.4 
2026-07-13 16:54 UT   23 26 45.8   -11 48 56     1.801    2.503  122.9   19.9   252   25.4 
2026-07-14 00:00 UT   23 26 44.3   -11 50 22     1.797    2.503  123.2   19.9   252   25.4 
2026-07-15 00:00 UT   23 26 38.0   -11 55 23     1.785    2.502  124.2   19.6   252   25.3 
2026-07-16 00:00 UT   23 26 30.0   -12 00 35     1.773    2.501  125.2   19.4   252   25.3 
2026-07-17 00:00 UT   23 26 20.1   -12 06 00     1.761    2.500  126.2   19.2   252   25.3 
2026-07-18 00:00 UT   23 26 08.5   -12 11 37     1.749    2.498  127.2   18.9   253   25.3 
2026-07-19 00:00 UT   23 25 55.1   -12 17 26     1.737    2.497  128.3   18.6   253   25.2 
2026-07-20 00:00 UT   23 25 39.8   -12 23 27     1.725    2.496  129.3   18.4   253   25.2 
2026-07-21 00:00 UT   23 25 22.7   -12 29 40     1.714    2.495  130.3   18.1   254   25.2 
2026-07-22 00:00 UT   23 25 03.7   -12 36 05     1.702    2.493  131.4   17.8   254   25.2 
2026-07-23 00:00 UT   23 24 42.9   -12 42 42     1.691    2.492  132.4   17.5   254   25.1 
2026-07-24 00:00 UT   23 24 20.1   -12 49 30     1.680    2.491  133.5   17.2   255   25.1 
2026-07-25 00:00 UT   23 23 55.5   -12 56 30     1.669    2.489  134.5   16.9   255   25.1 
2026-07-26 00:00 UT   23 23 29.0   -13 03 41     1.659    2.488  135.6   16.6   255   25.1 
2026-07-27 00:00 UT   23 23 00.6   -13 11 04     1.648    2.486  136.7   16.3   256   25.0 
2026-07-28 00:00 UT   23 22 30.3   -13 18 37     1.638    2.485  137.8   15.9   256   25.0 
2026-07-29 00:00 UT   23 21 58.0   -13 26 22     1.627    2.483  138.8   15.6   257   25.0 
2026-07-30 00:00 UT   23 21 23.9   -13 34 17     1.617    2.482  139.9   15.3   257   25.0 
2026-07-31 00:00 UT   23 20 47.8   -13 42 23     1.608    2.480  141.0   14.9   258   24.9 
2026-08-01 00:00 UT   23 20 09.7   -13 50 39     1.598    2.479  142.1   14.6   258   24.9 
2026-08-02 00:00 UT   23 19 29.7   -13 59 04     1.589    2.477  143.3   14.2   259   24.9 
2026-08-03 00:00 UT   23 18 47.8   -14 07 40     1.579    2.476  144.4   13.8   259   24.9 
2026-08-04 00:00 UT   23 18 04.0   -14 16 25     1.570    2.474  145.5   13.4   260   24.8 
2026-08-05 00:00 UT   23 17 18.3   -14 25 19     1.562    2.473  146.6   13.0   261   24.8 
2026-08-06 00:00 UT   23 16 30.6   -14 34 21     1.553    2.471  147.7   12.7   261   24.8 
2026-08-07 00:00 UT   23 15 41.0   -14 43 32     1.545    2.469  148.9   12.3   262   24.7 
2026-08-08 00:00 UT   23 14 49.6   -14 52 51     1.537    2.468  150.0   11.9   263   24.7 
2026-08-09 00:00 UT   23 13 56.3   -15 02 17     1.529    2.466  151.2   11.4   264   24.7 
2026-08-10 00:00 UT   23 13 01.1   -15 11 50     1.521    2.464  152.3   11.0   265   24.7 
2026-08-11 00:00 UT   23 12 04.2   -15 21 29     1.514    2.462  153.4   10.6   266   24.6 
2026-08-12 00:00 UT   23 11 05.4   -15 31 15     1.507    2.460  154.6   10.2   267   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.