2021 CN3
ephemeris date magn radius delta (AU) delta (LD) delta (km) ra dec elong phase
Brightest27 Feb 202120.81.007 AU0.032 AU12.29 LD4,724,333 km14h02m-23°16'121.2°57.3°
Approach5 Mar 202121.10.999 AU0.029 AU11.16 LD4,291,601 km15h19m-43°07'104.3°74.1°
Today6 Mar 202121.20.998 AU0.029 AU11.18 LD4,297,766 km15h31m-45°21'102.0°76.4°

Based on its absolute magnitude (Hₒ) of 26.2 and an albedo between 0.25 and 0.05, the estimated diameter of 2021 CN3 is 15 - 35 m.

2021 CN3- 2021-03-06
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.