2021 TE4
ephemeris date magn radius delta (AU) delta (LD) delta (km) ra dec elong phase
Brightest16 Oct 202121.01.014 AU0.027 AU10.60 LD4,076,019 km22h56m-26°32'129.0°49.8°
Approach21 Oct 202121.80.995 AU0.021 AU8.31 LD3,196,253 km20h32m-54°56'87.7°91.0°
Today23 Oct 202122.30.990 AU0.022 AU8.45 LD3,250,117 km19h22m-59°27'76.8°102.0°

Based on its absolute magnitude (Hₒ) of 26.9 and an albedo between 0.25 and 0.05, the estimated diameter of 2021 TE4 is 10 - 25 m.

2021 TE4- 2021-10-23
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.