2015 OQ21
ephemeris date magn radius delta (AU) delta (LD) delta (km) ra dec elong phase
Today18 May 202227.41.019 AU0.210 AU81.59 LD31,368,901 km22h01m-05°06'86.1°82.1°
Brightest8 Jul 202222.21.065 AU0.049 AU19.18 LD7,373,671 km18h46m-11°08'167.5°12.0°
Approach12 Jul 202222.61.058 AU0.047 AU18.27 LD7,022,583 km17h36m-12°38'152.6°26.3°

Based on its absolute magnitude (Hₒ) of 27.9 and an albedo between 0.25 and 0.05, the estimated diameter of 2015 OQ21 is 7 - 16 m.

2015 OQ21- 2022-05-18
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.