2018 PJ20
ephemeris	date	magn	radius	delta	ra	dec	elong	phase
Today	29 May 2026	33.0	3.176 AU	4.177 AU	03h51m	+18°11'	7.9°	2.5°

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 2018 PJ20 are:

            e (Eccentricity)                : 0.6083094
            a (Semimajor axis)              : 2.2873603
            i (Inclination)                 : 2.69662
            Ω (Longitude of ascending node) : 126.84701
            ω (Argument of perihelion)      : 136.40635
            M (Mean anomaly)                : 49.02293
            Epoch                           : 2025 Nov 21

            L (Longitude of perihelion)     : 83.28506
            B (Latitude of perihelion)      : 1.85907
            P (Orbital period in years)     : 3.46            
        

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
2026-05-29 00:00 UT   03 51 25.8   +18 11 24     4.177    3.176    7.9    2.5   244   33.0 
2026-05-29 19:14 UT   03 52 28.6   +18 14 38     4.178    3.179    8.4    2.7   245   33.0 
2026-05-30 00:00 UT   03 52 44.2   +18 15 25     4.178    3.180    8.5    2.7   245   33.0 
2026-05-31 00:00 UT   03 54 02.5   +18 19 23     4.180    3.184    9.2    2.9   246   33.0 
2026-06-01 00:00 UT   03 55 20.6   +18 23 18     4.182    3.187    9.8    3.1   247   33.0 
2026-06-02 00:00 UT   03 56 38.5   +18 27 10     4.183    3.191   10.4    3.3   248   33.1 
2026-06-03 00:00 UT   03 57 56.4   +18 30 58     4.184    3.195   11.1    3.5   248   33.1 
2026-06-04 00:00 UT   03 59 14.0   +18 34 44     4.185    3.199   11.7    3.7   249   33.1 
2026-06-05 00:00 UT   04 00 31.5   +18 38 27     4.186    3.202   12.3    3.9   250   33.1 
2026-06-06 00:00 UT   04 01 48.9   +18 42 06     4.187    3.206   13.0    4.1   250   33.1 
2026-06-07 00:00 UT   04 03 06.1   +18 45 43     4.187    3.210   13.6    4.3   251   33.1 
2026-06-08 00:00 UT   04 04 23.1   +18 49 16     4.187    3.214   14.2    4.5   251   33.1 
2026-06-09 00:00 UT   04 05 40.0   +18 52 47     4.187    3.217   14.9    4.6   252   33.1 
2026-06-10 00:00 UT   04 06 56.6   +18 56 14     4.187    3.221   15.5    4.8   252   33.2 
2026-06-11 00:00 UT   04 08 13.1   +18 59 38     4.187    3.224   16.2    5.0   253   33.2 
2026-06-12 00:00 UT   04 09 29.4   +19 02 59     4.187    3.228   16.8    5.2   253   33.2 
2026-06-13 00:00 UT   04 10 45.6   +19 06 17     4.186    3.232   17.5    5.4   253   33.2 
2026-06-14 00:00 UT   04 12 01.5   +19 09 33     4.185    3.235   18.1    5.6   254   33.2 
2026-06-15 00:00 UT   04 13 17.2   +19 12 45     4.184    3.239   18.8    5.8   254   33.2 
2026-06-16 00:00 UT   04 14 32.7   +19 15 53     4.183    3.242   19.4    6.0   254   33.2 
2026-06-17 00:00 UT   04 15 48.0   +19 18 59     4.181    3.246   20.1    6.2   255   33.2 
2026-06-18 00:00 UT   04 17 03.0   +19 22 02     4.180    3.249   20.7    6.4   255   33.3 
2026-06-19 00:00 UT   04 18 17.9   +19 25 02     4.178    3.253   21.4    6.5   255   33.3 
2026-06-20 00:00 UT   04 19 32.5   +19 27 59     4.176    3.256   22.0    6.7   255   33.3 
2026-06-21 00:00 UT   04 20 46.8   +19 30 52     4.174    3.260   22.7    6.9   256   33.3 
2026-06-22 00:00 UT   04 22 00.9   +19 33 43     4.171    3.263   23.3    7.1   256   33.3 
2026-06-23 00:00 UT   04 23 14.8   +19 36 31     4.169    3.267   24.0    7.3   256   33.3 
2026-06-24 00:00 UT   04 24 28.4   +19 39 15     4.166    3.270   24.7    7.4   257   33.3 
2026-06-25 00:00 UT   04 25 41.8   +19 41 57     4.163    3.274   25.3    7.6   257   33.3 

    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.