2011 QJ21
ephemeris date magn radius delta (AU) delta (LD) delta (km) ra dec elong phase
Today7 Jun 202326.20.657 AU0.792 AU308.02 LD118,422,869 km07h55m+34°33'40.3°88.5°
Approach20 Aug 202320.01.026 AU0.041 AU15.93 LD6,125,515 km17h49m+23°31'109.7°68.2°
Brightest22 Aug 202319.71.040 AU0.045 AU17.57 LD6,755,967 km18h43m+02°18'128.3°49.8°

Based on its absolute magnitude (Hₒ) of 24.5 and an albedo between 0.25 and 0.05, the estimated diameter of 2011 QJ21 is 35 - 75 m.

2011 QJ21- 2023-06-07

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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.