2003 YS70
ephemeris	date	magn	radius	delta	ra	dec	elong	phase
Today	16 Jun 2026	29.1	1.521 AU	0.512 AU	16h44m	-22°30'	168.1°	7.9°

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 2003 YS70 are:

            e (Eccentricity)                : 0.2317769
            a (Semimajor axis)              : 1.2772309
            i (Inclination)                 : 0.35887
            Ω (Longitude of ascending node) : 270.79312
            ω (Argument of perihelion)      : 197.47648
            M (Mean anomaly)                : 356.37890
            Epoch                           : 2025 Nov 21

            L (Longitude of perihelion)     : 288.26928
            B (Latitude of perihelion)      : -0.10777
            P (Orbital period in years)     : 1.44            
        

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
2026-06-16 00:00 UT   16 44 29.1   -22 30 10     0.512    1.521  168.1    7.9    96   29.1 
2026-06-16 19:59 UT   16 42 53.3   -22 26 47     0.515    1.522  166.9    8.7    97   29.2 
2026-06-17 00:00 UT   16 42 34.3   -22 26 07     0.516    1.522  166.7    8.8    97   29.2 
2026-06-18 00:00 UT   16 40 42.6   -22 22 04     0.519    1.524  165.3    9.7    97   29.2 
2026-06-19 00:00 UT   16 38 54.1   -22 18 02     0.523    1.526  163.9   10.6    97   29.3 
2026-06-20 00:00 UT   16 37 08.9   -22 14 02     0.527    1.527  162.5   11.5    98   29.3 
2026-06-21 00:00 UT   16 35 27.1   -22 10 06     0.531    1.529  161.2   12.4    98   29.4 
2026-06-22 00:00 UT   16 33 48.9   -22 06 12     0.536    1.530  159.9   13.2    98   29.4 
2026-06-23 00:00 UT   16 32 14.4   -22 02 23     0.540    1.532  158.5   14.1    98   29.5 
2026-06-24 00:00 UT   16 30 43.5   -21 58 39     0.545    1.533  157.2   14.9    98   29.5 
2026-06-25 00:00 UT   16 29 16.5   -21 54 60     0.550    1.535  155.9   15.7    99   29.6 
2026-06-26 00:00 UT   16 27 53.2   -21 51 27     0.555    1.536  154.6   16.5    99   29.6 
2026-06-27 00:00 UT   16 26 33.9   -21 47 59     0.560    1.538  153.4   17.2    99   29.7 
2026-06-28 00:00 UT   16 25 18.4   -21 44 39     0.565    1.539  152.1   18.0    99   29.7 
2026-06-29 00:00 UT   16 24 06.8   -21 41 26     0.571    1.540  150.9   18.7    99   29.8 
2026-06-30 00:00 UT   16 22 59.2   -21 38 20     0.576    1.542  149.7   19.4    99   29.8 
2026-07-01 00:00 UT   16 21 55.5   -21 35 22     0.582    1.543  148.5   20.2    99   29.9 
2026-07-02 00:00 UT   16 20 55.8   -21 32 32     0.588    1.544  147.3   20.8    99   29.9 
2026-07-03 00:00 UT   16 19 59.9   -21 29 51     0.594    1.545  146.1   21.5   100   30.0 
2026-07-04 00:00 UT   16 19 08.0   -21 27 18     0.600    1.547  144.9   22.2   100   30.0 
2026-07-05 00:00 UT   16 18 19.9   -21 24 54     0.606    1.548  143.8   22.8   100   30.0 
2026-07-06 00:00 UT   16 17 35.7   -21 22 39     0.613    1.549  142.7   23.5   100   30.1 
2026-07-07 00:00 UT   16 16 55.4   -21 20 33     0.619    1.550  141.6   24.1   100   30.1 
2026-07-08 00:00 UT   16 16 18.8   -21 18 37     0.626    1.551  140.5   24.7   100   30.2 
2026-07-09 00:00 UT   16 15 46.0   -21 16 50     0.633    1.552  139.4   25.2   100   30.2 
2026-07-10 00:00 UT   16 15 17.0   -21 15 13     0.639    1.553  138.3   25.8   100   30.3 
2026-07-11 00:00 UT   16 14 51.6   -21 13 45     0.646    1.554  137.3   26.4   100   30.3 
2026-07-12 00:00 UT   16 14 29.9   -21 12 26     0.653    1.555  136.2   26.9   100   30.3 
2026-07-13 00:00 UT   16 14 11.8   -21 11 17     0.661    1.556  135.2   27.4   100   30.4 
2026-07-14 00:00 UT   16 13 57.3   -21 10 18     0.668    1.557  134.2   27.9   100   30.4 
2026-07-15 00:00 UT   16 13 46.3   -21 09 28     0.675    1.558  133.2   28.4   100   30.5 
2026-07-16 00:00 UT   16 13 38.8   -21 08 47     0.683    1.559  132.2   28.9   100   30.5 

    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.