2020 TK4
ephemeris date magn radius delta (AU) delta (LD) delta (km) ra dec elong phase
Brightest18 Oct 202019.31.027 AU0.031 AU12.24 LD4,704,456 km01h12m+09°30'174.5°5.3°
Approach23 Oct 202020.01.008 AU0.022 AU8.60 LD3,305,936 km23h16m-25°58'127.1°51.9°
Today25 Oct 202020.90.999 AU0.024 AU9.42 LD3,621,563 km21h50m-42°17'101.4°77.2°

Based on its absolute magnitude (Hₒ) of 26.3 and an albedo between 0.25 and 0.05, the estimated diameter of 2020 TK4 is 15 - 35 m.

2020 TK4- 2020-10-25
astro.vanbuitenen.nl


 
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The interactive orbit chart above shows the near-earth object'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 light curve chart below shows the estimated development of the NEO's magnitude during its approach to earth.


The following all-sky chart shows the path of the NEO in the coming months.





The following chart shows the path of the NEO in the coming days or hours. The field of view is optimized for (~10x50) binoculars and finderscopes. A more printer-friendly version of the same chart can be found below.