2019 WH2
ephemeris	date	magn	radius	delta	ra	dec	elong	phase
Today	23 Oct 2025	31.6	2.332 AU	2.281 AU	19h29m	-28°07'	80.4°	24.9°

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 WH2 are:

            e (Eccentricity)                : 0.4660922
            a (Semimajor axis)              : 1.6894661
            i (Inclination)                 : 6.66700
            Ω (Longitude of ascending node) : 69.02179
            ω (Argument of perihelion)      : 44.20026
            M (Mean anomaly)                : 243.84361
            Epoch                           : 2025 Nov 21

            L (Longitude of perihelion)     : 113.02776
            B (Latitude of perihelion)      : 4.64262
            P (Orbital period in years)     : 2.20            
        

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
2025-10-23 00:00 UT   19 29 54.6   -28 07 38     2.281    2.332   80.4   24.9    82   31.6 
2025-10-23 10:36 UT   19 30 23.3   -28 05 56     2.286    2.330   80.1   24.9    82   31.6 
2025-10-24 00:00 UT   19 30 59.9   -28 03 46     2.292    2.329   79.7   24.8    82   31.6 
2025-10-25 00:00 UT   19 32 06.3   -27 59 51     2.303    2.326   78.9   24.8    82   31.6 
2025-10-26 00:00 UT   19 33 13.8   -27 55 53     2.314    2.324   78.2   24.8    82   31.6 
2025-10-27 00:00 UT   19 34 22.4   -27 51 51     2.325    2.321   77.4   24.7    82   31.6 
2025-10-28 00:00 UT   19 35 32.1   -27 47 47     2.335    2.318   76.7   24.7    82   31.6 
2025-10-29 00:00 UT   19 36 42.8   -27 43 39     2.346    2.316   76.0   24.6    82   31.6 
2025-10-30 00:00 UT   19 37 54.5   -27 39 28     2.356    2.313   75.3   24.5    82   31.6 
2025-10-31 00:00 UT   19 39 07.3   -27 35 14     2.367    2.310   74.6   24.5    82   31.6 
2025-11-01 00:00 UT   19 40 21.0   -27 30 56     2.377    2.307   73.8   24.4    82   31.6 
2025-11-02 00:00 UT   19 41 35.7   -27 26 35     2.388    2.305   73.1   24.3    82   31.6 
2025-11-03 00:00 UT   19 42 51.3   -27 22 11     2.398    2.302   72.4   24.3    82   31.6 
2025-11-04 00:00 UT   19 44 07.8   -27 17 43     2.408    2.299   71.7   24.2    82   31.6 
2025-11-05 00:00 UT   19 45 25.3   -27 13 11     2.418    2.296   71.0   24.1    82   31.6 
2025-11-06 00:00 UT   19 46 43.6   -27 08 36     2.428    2.293   70.3   24.0    82   31.7 
2025-11-07 00:00 UT   19 48 02.8   -27 03 57     2.438    2.290   69.6   23.9    82   31.7 
2025-11-08 00:00 UT   19 49 22.9   -26 59 15     2.448    2.287   68.9   23.8    82   31.7 
2025-11-09 00:00 UT   19 50 43.8   -26 54 29     2.458    2.284   68.2   23.8    82   31.7 
2025-11-10 00:00 UT   19 52 05.6   -26 49 39     2.468    2.281   67.6   23.7    82   31.7 
2025-11-11 00:00 UT   19 53 28.1   -26 44 46     2.477    2.278   66.9   23.6    82   31.7 
2025-11-12 00:00 UT   19 54 51.5   -26 39 48     2.487    2.275   66.2   23.5    81   31.7 
2025-11-13 00:00 UT   19 56 15.7   -26 34 47     2.496    2.272   65.5   23.4    81   31.7 
2025-11-14 00:00 UT   19 57 40.7   -26 29 41     2.505    2.269   64.8   23.2    81   31.7 
2025-11-15 00:00 UT   19 59 06.4   -26 24 32     2.515    2.266   64.2   23.1    81   31.7 
2025-11-16 00:00 UT   20 00 32.9   -26 19 18     2.524    2.263   63.5   23.0    81   31.7 
2025-11-17 00:00 UT   20 02 00.2   -26 14 01     2.533    2.259   62.8   22.9    81   31.7 
2025-11-18 00:00 UT   20 03 28.1   -26 08 39     2.542    2.256   62.2   22.8    81   31.7 
2025-11-19 00:00 UT   20 04 56.8   -26 03 13     2.550    2.253   61.5   22.7    81   31.7 
2025-11-20 00:00 UT   20 06 26.2   -25 57 43     2.559    2.250   60.9   22.6    81   31.7 

    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.