2019 HX3
ephemeris	date	magn	radius	delta	ra	dec	elong	phase
Today	30 Jun 2026	26.9	1.565 AU	1.587 AU	02h03m	-00°54'	70.0°	37.6°

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 HX3 are:

            e (Eccentricity)                : 0.3786039
            a (Semimajor axis)              : 1.7146606
            i (Inclination)                 : 14.31741
            Ω (Longitude of ascending node) : 52.64952
            ω (Argument of perihelion)      : 197.07792
            M (Mean anomaly)                : 318.56528
            Epoch                           : 2025 Nov 21

            L (Longitude of perihelion)     : 69.22654
            B (Latitude of perihelion)      : -4.16467
            P (Orbital period in years)     : 2.25            
        

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
2026-06-30 00:00 UT   02 03 23.0   +00 54 08     1.587    1.565   70.0   37.6   245   26.9 
2026-06-30 13:56 UT   02 04 24.2   +00 49 00     1.586    1.568   70.3   37.6   245   26.9 
2026-07-01 00:00 UT   02 05 08.2   +00 45 20     1.584    1.570   70.5   37.6   245   26.9 
2026-07-02 00:00 UT   02 06 52.2   +00 36 40     1.581    1.576   70.9   37.6   245   26.9 
2026-07-03 00:00 UT   02 08 35.1   +00 28 08     1.577    1.581   71.4   37.6   245   26.9 
2026-07-04 00:00 UT   02 10 16.9   +00 19 45     1.574    1.586   71.9   37.5   246   26.9 
2026-07-05 00:00 UT   02 11 57.6   +00 11 30     1.570    1.592   72.4   37.5   246   26.9 
2026-07-06 00:00 UT   02 13 37.2   +00 03 23     1.566    1.597   72.9   37.5   246   26.9 
2026-07-07 00:00 UT   02 15 15.6   +00 04 35     1.563    1.602   73.4   37.5   246   26.9 
2026-07-08 00:00 UT   02 16 52.9   +00 12 24     1.559    1.607   73.9   37.4   247   26.9 
2026-07-09 00:00 UT   02 18 29.0   +00 20 05     1.555    1.613   74.4   37.4   247   26.9 
2026-07-10 00:00 UT   02 20 03.9   +00 27 38     1.550    1.618   74.9   37.4   247   26.9 
2026-07-11 00:00 UT   02 21 37.6   +00 35 02     1.546    1.623   75.4   37.3   247   26.9 
2026-07-12 00:00 UT   02 23 10.2   +00 42 17     1.542    1.628   76.0   37.3   247   26.9 
2026-07-13 00:00 UT   02 24 41.5   +00 49 24     1.538    1.633   76.5   37.2   248   26.9 
2026-07-14 00:00 UT   02 26 11.5   +00 56 22     1.533    1.639   77.0   37.2   248   26.9 
2026-07-15 00:00 UT   02 27 40.3   +01 03 11     1.529    1.644   77.6   37.2   248   26.9 
2026-07-16 00:00 UT   02 29 07.9   +01 09 52     1.524    1.649   78.1   37.1   248   26.9 
2026-07-17 00:00 UT   02 30 34.1   +01 16 24     1.519    1.654   78.7   37.1   249   26.9 
2026-07-18 00:00 UT   02 31 59.1   +01 22 48     1.515    1.659   79.2   37.0   249   26.9 
2026-07-19 00:00 UT   02 33 22.8   +01 29 03     1.510    1.664   79.8   36.9   249   26.9 
2026-07-20 00:00 UT   02 34 45.1   +01 35 10     1.505    1.669   80.4   36.9   249   26.9 

    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.