2019 TN1
ephemeris	date	magn	radius	delta	ra	dec	elong	phase
Today	22 Jan 2026	34.2	4.212 AU	4.384 AU	15h04m	-15°45'	73.5°	12.9°

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 2019 TN1 are:

            e (Eccentricity)                : 0.6156624
            a (Semimajor axis)              : 2.6099515
            i (Inclination)                 : 2.81627
            Ω (Longitude of ascending node) : 181.04312
            ω (Argument of perihelion)      : 216.41351
            M (Mean anomaly)                : 158.02610
            Epoch                           : 2025 Nov 21

            L (Longitude of perihelion)     : 217.42356
            B (Latitude of perihelion)      : -1.67133
            P (Orbital period in years)     : 4.22            
        

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
2026-01-22 00:00 UT   15 04 22.1   -15 45 58     4.384    4.212   73.5   12.9   286   34.2 
2026-01-22 15:23 UT   15 04 42.5   -15 47 03     4.374    4.212   74.1   13.0   286   34.2 
2026-01-23 00:00 UT   15 04 53.8   -15 47 39     4.369    4.212   74.4   13.0   286   34.2 
2026-01-24 00:00 UT   15 05 24.8   -15 49 16     4.353    4.212   75.3   13.1   286   34.2 
2026-01-25 00:00 UT   15 05 55.1   -15 50 49     4.338    4.212   76.2   13.1   286   34.2 
2026-01-26 00:00 UT   15 06 24.7   -15 52 19     4.323    4.213   77.1   13.2   286   34.2 
2026-01-27 00:00 UT   15 06 53.6   -15 53 46     4.307    4.213   78.0   13.2   286   34.2 
2026-01-28 00:00 UT   15 07 21.7   -15 55 08     4.291    4.213   78.9   13.3   286   34.2 
2026-01-29 00:00 UT   15 07 49.2   -15 56 28     4.276    4.214   79.8   13.3   286   34.2 
2026-01-30 00:00 UT   15 08 15.8   -15 57 44     4.260    4.214   80.7   13.3   286   34.1 
2026-01-31 00:00 UT   15 08 41.7   -15 58 56     4.244    4.214   81.6   13.4   286   34.1 
2026-02-01 00:00 UT   15 09 06.9   -16 00 04     4.228    4.214   82.5   13.4   286   34.1 
2026-02-02 00:00 UT   15 09 31.3   -16 01 09     4.212    4.215   83.4   13.4   286   34.1 
2026-02-03 00:00 UT   15 09 54.8   -16 02 10     4.197    4.215   84.3   13.5   286   34.1 
2026-02-04 00:00 UT   15 10 17.6   -16 03 08     4.181    4.215   85.2   13.5   286   34.1 
2026-02-05 00:00 UT   15 10 39.6   -16 04 02     4.165    4.215   86.2   13.5   286   34.1 
2026-02-06 00:00 UT   15 11 00.8   -16 04 52     4.149    4.215   87.1   13.5   286   34.1 
2026-02-07 00:00 UT   15 11 21.1   -16 05 38     4.133    4.215   88.0   13.5   286   34.1 
2026-02-08 00:00 UT   15 11 40.6   -16 06 21     4.117    4.216   89.0   13.5   285   34.1 
2026-02-09 00:00 UT   15 11 59.3   -16 06 60     4.100    4.216   89.9   13.5   285   34.1 
2026-02-10 00:00 UT   15 12 17.0   -16 07 35     4.084    4.216   90.8   13.5   285   34.1 
2026-02-11 00:00 UT   15 12 33.9   -16 08 06     4.068    4.216   91.8   13.5   285   34.1 
2026-02-12 00:00 UT   15 12 49.9   -16 08 33     4.052    4.216   92.7   13.5   285   34.0 
2026-02-13 00:00 UT   15 13 05.1   -16 08 57     4.036    4.216   93.7   13.5   285   34.0 
2026-02-14 00:00 UT   15 13 19.3   -16 09 16     4.020    4.216   94.6   13.5   285   34.0 
2026-02-15 00:00 UT   15 13 32.5   -16 09 31     4.004    4.216   95.6   13.5   285   34.0 
2026-02-16 00:00 UT   15 13 44.9   -16 09 43     3.988    4.217   96.6   13.5   285   34.0 
2026-02-17 00:00 UT   15 13 56.3   -16 09 50     3.972    4.217   97.5   13.4   285   34.0 
2026-02-18 00:00 UT   15 14 06.8   -16 09 54     3.956    4.217   98.5   13.4   285   34.0 
2026-02-19 00:00 UT   15 14 16.3   -16 09 53     3.940    4.217   99.5   13.4   285   34.0 
2026-02-20 00:00 UT   15 14 24.8   -16 09 49     3.924    4.217  100.4   13.3   285   34.0 
2026-02-21 00:00 UT   15 14 32.4   -16 09 40     3.908    4.217  101.4   13.3   285   34.0 

    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.