2019 TW1
ephemeris date magn radius delta (AU) delta (LD) delta (km) ra dec elong phase
Brightest7 Oct 201917.81.002 AU0.004 AU1.73 LD665,920 km03h56m-03°24'133.0°46.8°
Approach8 Oct 201918.21.000 AU0.004 AU1.49 LD574,503 km05h43m+10°51'108.1°71.7°
Today25 Feb 202028.31.490 AU0.543 AU211.19 LD81,196,791 km12h24m+09°37'151.7°18.4°

Based on its absolute magnitude (Hₒ) of 27.8 and an albedo between 0.25 and 0.05, the estimated diameter of 2019 TW1 is 7 - 16 m.

2019 TW1- 2020-02-25

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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.