2020 OL4
ephemeris	date	magn	radius	delta	ra	dec	elong	phase
Today	14 Nov 2026	28.0	1.452 AU	1.436 AU	10h50m	+09°06'	70.8°	40.1°

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 2020 OL4 are:

            e (Eccentricity)                : 0.4306713
            a (Semimajor axis)              : 1.5590080
            i (Inclination)                 : 5.53574
            Ω (Longitude of ascending node) : 316.77253
            ω (Argument of perihelion)      : 56.62672
            M (Mean anomaly)                : 336.44208
            Epoch                           : 2026 Jun 09

            L (Longitude of perihelion)     : 13.27610
            B (Latitude of perihelion)      : 4.62074
            P (Orbital period in years)     : 1.95            
        

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
2026-11-14 00:00 UT   10 50 17.6   +09 06 44     1.436    1.452   70.8   40.1   293   28.0 
2026-11-14 21:59 UT   10 51 49.1   +08 55 08     1.433    1.457   71.3   40.0   293   28.0 
2026-11-15 00:00 UT   10 51 57.4   +08 54 05     1.433    1.458   71.3   40.0   293   28.0 
2026-11-16 00:00 UT   10 53 35.8   +08 41 31     1.430    1.464   71.9   39.9   293   28.0 
2026-11-17 00:00 UT   10 55 12.7   +08 29 04     1.426    1.470   72.5   39.9   293   28.0 
2026-11-18 00:00 UT   10 56 48.1   +08 16 43     1.423    1.477   73.0   39.8   293   28.0 
2026-11-19 00:00 UT   10 58 22.2   +08 04 28     1.419    1.483   73.6   39.7   293   28.0 
2026-11-20 00:00 UT   10 59 54.7   +07 52 20     1.416    1.489   74.2   39.7   293   28.0 
2026-11-21 00:00 UT   11 01 25.8   +07 40 19     1.412    1.495   74.8   39.6   293   28.0 
2026-11-22 00:00 UT   11 02 55.4   +07 28 24     1.408    1.501   75.3   39.5   293   28.0 
2026-11-23 00:00 UT   11 04 23.6   +07 16 36     1.404    1.508   75.9   39.5   293   28.0 
2026-11-24 00:00 UT   11 05 50.3   +07 04 54     1.400    1.514   76.5   39.4   293   28.0 
2026-11-25 00:00 UT   11 07 15.5   +06 53 20     1.395    1.520   77.2   39.3   293   28.0 
2026-11-26 00:00 UT   11 08 39.2   +06 41 53     1.391    1.526   77.8   39.2   293   28.0 
2026-11-27 00:00 UT   11 10 01.4   +06 30 34     1.387    1.532   78.4   39.1   293   28.0 
2026-11-28 00:00 UT   11 11 22.0   +06 19 21     1.382    1.538   79.0   39.0   293   28.0 
2026-11-29 00:00 UT   11 12 41.2   +06 08 17     1.378    1.544   79.7   39.0   293   28.0 
2026-11-30 00:00 UT   11 13 58.7   +05 57 20     1.373    1.550   80.3   38.9   293   28.0 
2026-12-01 00:00 UT   11 15 14.7   +05 46 31     1.368    1.556   81.0   38.8   293   28.0 
2026-12-02 00:00 UT   11 16 29.2   +05 35 49     1.363    1.562   81.6   38.7   293   28.0 
2026-12-03 00:00 UT   11 17 42.0   +05 25 17     1.358    1.568   82.3   38.6   293   28.0 
2026-12-04 00:00 UT   11 18 53.1   +05 14 52     1.353    1.574   83.0   38.4   293   28.0 
2026-12-05 00:00 UT   11 20 02.6   +05 04 36     1.348    1.579   83.6   38.3   293   28.0 

    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.