2017 TT1
ephemeris date magn radius delta (AU) delta (LD) delta (km) ra dec elong phase
Brightest17 Oct 202122.60.999 AU0.031 AU12.07 LD4,641,777 km20h24m-40°49'93.8°84.4°
Approach20 Oct 202123.10.989 AU0.026 AU10.10 LD3,881,336 km18h26m-70°40'73.9°104.7°
Today23 Oct 202123.90.982 AU0.028 AU11.08 LD4,261,652 km12h38m-73°41'63.2°115.3°

Based on its absolute magnitude (Hₒ) of 27.2 and an albedo between 0.25 and 0.05, the estimated diameter of 2017 TT1 is 10 - 22 m.

2017 TT1- 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.