2019 VK4
ephemeris date magn radius delta ra dec elong phase
Today17 May 202632.02.730 AU2.568 AU22h08m-18°08'88.2°21.7°
2019 VK4 - 2026-05-17
astro.vanbuitenen.nl


 
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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 VK4 are:

            e (Eccentricity)                : 0.5632679
            a (Semimajor axis)              : 1.8157231
            i (Inclination)                 : 5.86061
            Ω (Longitude of ascending node) : 32.03526
            ω (Argument of perihelion)      : 79.42967
            M (Mean anomaly)                : 149.79803
            Epoch                           : 2025 Nov 21

            L (Longitude of perihelion)     : 111.41065
            B (Latitude of perihelion)      : 5.76082
            P (Orbital period in years)     : 2.45            
        

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
2026-05-17 00:00 UT   22 08 06.8   -18 08 21     2.568    2.730   88.2   21.7   249   32.0 
2026-05-17 18:27 UT   22 08 41.5   -18 06 54     2.556    2.728   88.8   21.8   249   32.0 
2026-05-18 00:00 UT   22 08 51.8   -18 06 28     2.552    2.728   89.0   21.8   249   32.0 
2026-05-19 00:00 UT   22 09 35.9   -18 04 42     2.536    2.726   89.7   21.8   249   32.0 
2026-05-20 00:00 UT   22 10 19.1   -18 03 02     2.519    2.723   90.5   21.8   249   31.9 
2026-05-21 00:00 UT   22 11 01.4   -18 01 27     2.503    2.721   91.3   21.8   249   31.9 
2026-05-22 00:00 UT   22 11 42.7   -17 59 59     2.487    2.719   92.1   21.8   249   31.9 
2026-05-23 00:00 UT   22 12 23.1   -17 58 38     2.470    2.717   92.9   21.8   249   31.9 
2026-05-24 00:00 UT   22 13 02.4   -17 57 23     2.454    2.714   93.7   21.9   249   31.9 
2026-05-25 00:00 UT   22 13 40.8   -17 56 14     2.437    2.712   94.5   21.9   250   31.9 
2026-05-26 00:00 UT   22 14 18.2   -17 55 12     2.421    2.710   95.3   21.8   250   31.8 
2026-05-27 00:00 UT   22 14 54.5   -17 54 17     2.405    2.707   96.1   21.8   250   31.8 
2026-05-28 00:00 UT   22 15 29.8   -17 53 29     2.388    2.705   97.0   21.8   250   31.8 
2026-05-29 00:00 UT   22 16 04.0   -17 52 48     2.372    2.703   97.8   21.8   250   31.8 
2026-05-30 00:00 UT   22 16 37.2   -17 52 14     2.356    2.700   98.6   21.8   250   31.8 
2026-05-31 00:00 UT   22 17 09.2   -17 51 47     2.339    2.698   99.4   21.8   250   31.8 
2026-06-01 00:00 UT   22 17 40.1   -17 51 28     2.323    2.695  100.3   21.7   250   31.7 
2026-06-02 00:00 UT   22 18 09.9   -17 51 16     2.307    2.693  101.1   21.7   250   31.7 
2026-06-03 00:00 UT   22 18 38.6   -17 51 12     2.291    2.690  102.0   21.6   250   31.7 
2026-06-04 00:00 UT   22 19 06.1   -17 51 16     2.275    2.688  102.8   21.6   250   31.7 
2026-06-05 00:00 UT   22 19 32.3   -17 51 28     2.258    2.685  103.7   21.5   250   31.7 
2026-06-06 00:00 UT   22 19 57.4   -17 51 48     2.242    2.683  104.5   21.5   251   31.6 
2026-06-07 00:00 UT   22 20 21.2   -17 52 16     2.226    2.680  105.4   21.4   251   31.6 
2026-06-08 00:00 UT   22 20 43.7   -17 52 53     2.210    2.677  106.2   21.3   251   31.6 
2026-06-09 00:00 UT   22 21 05.0   -17 53 38     2.194    2.675  107.1   21.3   251   31.6 
2026-06-10 00:00 UT   22 21 24.9   -17 54 31     2.178    2.672  108.0   21.2   251   31.6 
2026-06-11 00:00 UT   22 21 43.5   -17 55 34     2.162    2.670  108.9   21.1   251   31.5 
2026-06-12 00:00 UT   22 22 00.7   -17 56 45     2.146    2.667  109.8   21.0   251   31.5 
2026-06-13 00:00 UT   22 22 16.5   -17 58 06     2.131    2.664  110.7   20.9   251   31.5 
2026-06-14 00:00 UT   22 22 31.0   -17 59 35     2.115    2.661  111.6   20.8   251   31.5 
2026-06-15 00:00 UT   22 22 44.0   -18 01 14     2.099    2.659  112.5   20.7   252   31.5 
2026-06-16 00:00 UT   22 22 55.5   -18 03 02     2.084    2.656  113.4   20.6   252   31.4 


    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.