2019 TO3
ephemeris	date	magn	radius	delta	ra	dec	elong	phase
Today	25 Jan 2026	29.3	2.170 AU	3.032 AU	18h48m	-15°07'	24.0°	10.6°

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 TO3 are:

            e (Eccentricity)                : 0.4277738
            a (Semimajor axis)              : 1.7382614
            i (Inclination)                 : 11.78852
            Ω (Longitude of ascending node) : 203.57413
            ω (Argument of perihelion)      : 212.33813
            M (Mean anomaly)                : 226.47578
            Epoch                           : 2025 Nov 21

            L (Longitude of perihelion)     : 235.36279
            B (Latitude of perihelion)      : -6.27399
            P (Orbital period in years)     : 2.29            
        

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
2026-01-25 00:00 UT   18 48 49.4   -15 07 14     3.032    2.170   24.0   10.6   283   29.3 
2026-01-25 22:33 UT   18 50 43.7   -15 03 33     3.024    2.167   24.5   10.8   283   29.3 
2026-01-26 00:00 UT   18 50 51.0   -15 03 19     3.024    2.167   24.5   10.9   283   29.3 
2026-01-27 00:00 UT   18 52 52.7   -14 59 17     3.015    2.163   25.0   11.1   282   29.3 
2026-01-28 00:00 UT   18 54 54.6   -14 55 08     3.006    2.159   25.5   11.3   281   29.3 
2026-01-29 00:00 UT   18 56 56.4   -14 50 51     2.997    2.156   26.0   11.5   281   29.3 
2026-01-30 00:00 UT   18 58 58.4   -14 46 28     2.988    2.152   26.5   11.8   280   29.3 
2026-01-31 00:00 UT   19 01 00.5   -14 41 58     2.979    2.148   27.0   12.0   280   29.3 
2026-02-01 00:00 UT   19 03 02.6   -14 37 20     2.970    2.144   27.5   12.2   279   29.3 
2026-02-02 00:00 UT   19 05 04.8   -14 32 35     2.960    2.140   28.0   12.5   279   29.3 
2026-02-03 00:00 UT   19 07 07.1   -14 27 43     2.951    2.137   28.5   12.7   278   29.3 
2026-02-04 00:00 UT   19 09 09.5   -14 22 44     2.941    2.133   29.0   12.9   278   29.3 
2026-02-05 00:00 UT   19 11 12.0   -14 17 38     2.932    2.129   29.4   13.2   277   29.3 
2026-02-06 00:00 UT   19 13 14.5   -14 12 24     2.922    2.125   29.9   13.4   277   29.3 
2026-02-07 00:00 UT   19 15 17.2   -14 07 03     2.912    2.121   30.4   13.6   277   29.3 
2026-02-08 00:00 UT   19 17 19.9   -14 01 35     2.902    2.117   30.9   13.8   276   29.3 
2026-02-09 00:00 UT   19 19 22.7   -13 56 00     2.892    2.113   31.4   14.1   276   29.3 
2026-02-10 00:00 UT   19 21 25.5   -13 50 17     2.882    2.109   31.9   14.3   275   29.3 

    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.