2019 SJ8
ephemeris date magn radius delta ra dec elong phase
Today16 Nov 202526.91.127 AU1.069 AU11h00m-03°04'66.3°53.5°
2019 SJ8 - 2025-11-16
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 SJ8 are:

            e (Eccentricity)                : 0.3698517
            a (Semimajor axis)              : 1.5622109
            i (Inclination)                 : 8.25266
            Ω (Longitude of ascending node) : 199.08870
            ω (Argument of perihelion)      : 216.38259
            M (Mean anomaly)                : 29.73288
            Epoch                           : 2025 Nov 21

            L (Longitude of perihelion)     : 235.18692
            B (Latitude of perihelion)      : -4.88427
            P (Orbital period in years)     : 1.95            
        

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
2025-11-16 00:00 UT   11 00 36.6   -03 04 02     1.069    1.127   66.3   53.5   289   26.9 
2025-11-16 06:08 UT   11 01 17.2   -03 08 35     1.069    1.128   66.4   53.4   289   26.9 
2025-11-17 00:00 UT   11 03 15.0   -03 21 47     1.070    1.132   66.6   53.3   289   26.9 
2025-11-18 00:00 UT   11 05 52.1   -03 39 23     1.071    1.137   66.8   53.1   289   26.9 
2025-11-19 00:00 UT   11 08 27.8   -03 56 48     1.072    1.141   67.1   52.9   289   26.9 
2025-11-20 00:00 UT   11 11 02.2   -04 14 04     1.073    1.146   67.4   52.8   289   26.9 
2025-11-21 00:00 UT   11 13 35.2   -04 31 10     1.074    1.151   67.7   52.6   290   26.9 
2025-11-22 00:00 UT   11 16 06.9   -04 48 06     1.074    1.156   68.0   52.4   290   26.9 
2025-11-23 00:00 UT   11 18 37.2   -05 04 52     1.075    1.161   68.3   52.3   290   26.9 
2025-11-24 00:00 UT   11 21 06.3   -05 21 27     1.075    1.166   68.7   52.1   290   26.9 
2025-11-25 00:00 UT   11 23 34.0   -05 37 52     1.076    1.171   69.0   51.9   290   26.9 
2025-11-26 00:00 UT   11 26 00.3   -05 54 07     1.076    1.176   69.3   51.8   290   26.9 
2025-11-27 00:00 UT   11 28 25.3   -06 10 11     1.076    1.181   69.7   51.6   290   26.9 
2025-11-28 00:00 UT   11 30 49.1   -06 26 05     1.076    1.186   70.0   51.4   290   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.