2019 VK4
ephemeris date magn radius delta ra dec elong phase
Today14 Oct 202630.42.075 AU1.535 AU20h51m-24°28'108.1°27.2°
2019 VK4 - 2026-10-14
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)                : 0.5617803
            a (Semimajor axis)              : 1.8102665
            i (Inclination)                 : 5.84548
            Ω (Longitude of ascending node) : 32.02524
            ω (Argument of perihelion)      : 79.44601
            M (Mean anomaly)                : 234.62468
            Epoch                           : 2026 Jun 09

            L (Longitude of perihelion)     : 111.41733
            B (Latitude of perihelion)      : 5.74625
            P (Orbital period in years)     : 2.44            
        

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
2026-10-14 00:00 UT   20 51 16.6   -24 28 31     1.535    2.075  108.1   27.2    72   30.4 
2026-10-14 20:26 UT   20 51 15.9   -24 24 58     1.541    2.069  107.3   27.4    72   30.4 
2026-10-15 00:00 UT   20 51 16.0   -24 24 20     1.542    2.069  107.1   27.4    72   30.4 
2026-10-16 00:00 UT   20 51 17.7   -24 20 00     1.549    2.062  106.2   27.7    72   30.4 
2026-10-17 00:00 UT   20 51 21.8   -24 15 32     1.556    2.056  105.2   27.9    72   30.4 
2026-10-18 00:00 UT   20 51 28.2   -24 10 57     1.563    2.050  104.3   28.1    73   30.4 
2026-10-19 00:00 UT   20 51 36.9   -24 06 14     1.569    2.044  103.4   28.3    73   30.4 
2026-10-20 00:00 UT   20 51 47.9   -24 01 23     1.576    2.038  102.4   28.5    73   30.4 
2026-10-21 00:00 UT   20 52 01.0   -23 56 25     1.583    2.032  101.5   28.7    73   30.4 
2026-10-22 00:00 UT   20 52 16.4   -23 51 20     1.590    2.025  100.6   28.9    73   30.5 
2026-10-23 00:00 UT   20 52 34.0   -23 46 07     1.597    2.019   99.7   29.1    73   30.5 
2026-10-24 00:00 UT   20 52 53.6   -23 40 47     1.604    2.013   98.8   29.2    73   30.5 
2026-10-25 00:00 UT   20 53 15.4   -23 35 21     1.611    2.006   97.9   29.4    73   30.5 
2026-10-26 00:00 UT   20 53 39.3   -23 29 47     1.618    2.000   97.1   29.6    73   30.5 
2026-10-27 00:00 UT   20 54 05.2   -23 24 07     1.624    1.994   96.2   29.7    73   30.5 
2026-10-28 00:00 UT   20 54 33.2   -23 18 19     1.631    1.987   95.3   29.9    73   30.5 
2026-10-29 00:00 UT   20 55 03.1   -23 12 25     1.638    1.981   94.5   30.0    74   30.5 
2026-10-30 00:00 UT   20 55 35.0   -23 06 25     1.645    1.974   93.6   30.1    74   30.5 
2026-10-31 00:00 UT   20 56 08.9   -23 00 17     1.651    1.968   92.8   30.3    74   30.5 
2026-11-01 00:00 UT   20 56 44.7   -22 54 03     1.658    1.961   91.9   30.4    74   30.5 
2026-11-02 00:00 UT   20 57 22.4   -22 47 42     1.665    1.955   91.1   30.5    74   30.5 
2026-11-03 00:00 UT   20 58 02.0   -22 41 15     1.671    1.948   90.3   30.6    74   30.5 
2026-11-04 00:00 UT   20 58 43.4   -22 34 41     1.678    1.941   89.5   30.7    74   30.5 
2026-11-05 00:00 UT   20 59 26.7   -22 28 01     1.684    1.935   88.7   30.8    74   30.5 
2026-11-06 00:00 UT   21 00 11.7   -22 21 13     1.691    1.928   87.9   30.9    74   30.5 
2026-11-07 00:00 UT   21 00 58.6   -22 14 19     1.697    1.921   87.1   31.0    74   30.5 
2026-11-08 00:00 UT   21 01 47.2   -22 07 19     1.703    1.915   86.3   31.1    74   30.5 
2026-11-09 00:00 UT   21 02 37.5   -22 00 12     1.710    1.908   85.5   31.2    74   30.6 
2026-11-10 00:00 UT   21 03 29.6   -21 52 58     1.716    1.901   84.7   31.3    74   30.6 
2026-11-11 00:00 UT   21 04 23.3   -21 45 38     1.722    1.894   84.0   31.3    74   30.6 
2026-11-12 00:00 UT   21 05 18.7   -21 38 11     1.728    1.887   83.2   31.4    74   30.6 
2026-11-13 00:00 UT   21 06 15.7   -21 30 37     1.734    1.880   82.5   31.5    74   30.6 


    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.