2021 TU9
ephemeris date magn radius delta (AU) delta (LD) delta (km) ra dec elong phase
Approach15 Oct 202119.81.033 AU0.038 AU14.97 LD5,755,493 km00h33m-08°10'159.6°19.7°
Brightest15 Oct 202119.81.033 AU0.039 AU15.00 LD5,768,343 km00h48m-09°15'160.1°19.2°
Today22 Oct 202120.91.037 AU0.051 AU19.98 LD7,680,078 km03h17m-17°00'144.0°34.3°

Based on its absolute magnitude (Hₒ) of 25.8 and an albedo between 0.25 and 0.05, the estimated diameter of 2021 TU9 is 20 - 40 m.

2021 TU9- 2021-10-22
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.