2011 ER74
ephemeris date magn radius delta (AU) delta (LD) delta (km) ra dec elong phase
Today16 Jan 202124.01.013 AU0.265 AU102.92 LD39,570,364 km12h40m-40°45'88.8°76.0°
Brightest13 Mar 202118.61.029 AU0.041 AU15.81 LD6,078,000 km13h22m+19°13'149.0°29.8°
Approach16 Mar 202118.71.026 AU0.039 AU15.29 LD5,877,658 km13h19m+33°47'140.9°37.7°

Based on its absolute magnitude (Hₒ) of 24.2 and an albedo between 0.25 and 0.05, the estimated diameter of 2011 ER74 is 40 - 85 m.

2011 ER74- 2021-01-16
astro.vanbuitenen.nl


 
-1 year
-1 month
-1 day
Now
+1 day
+1 month
+1 year

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.