2021 AL
ephemeris date magn radius delta (AU) delta (LD) delta (km) ra dec elong phase
Today16 Jan 202119.71.026 AU0.051 AU19.87 LD7,637,544 km05h18m+22°09'144.7°33.6°
Brightest20 Jan 202119.51.005 AU0.037 AU14.32 LD5,506,234 km04h13m+16°14'124.1°54.2°
Approach26 Jan 202120.50.979 AU0.028 AU10.86 LD4,174,649 km01h45m-02°27'77.9°100.5°

Based on its absolute magnitude (Hₒ) of 24.7 and an albedo between 0.25 and 0.05, the estimated diameter of 2021 AL is 30 - 70 m.

2021 AL- 2021-01-16
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.