2011 WN15
ephemeris date magn radius delta (AU) delta (LD) delta (km) ra dec elong phase
Today9 Dec 201920.90.930 AU0.068 AU26.36 LD10,135,575 km19h29m-35°07'34.7°142.9°
Approach10 Dec 201917.80.959 AU0.058 AU22.52 LD8,660,020 km21h36m-20°30'61.7°115.2°
Brightest12 Dec 201916.70.995 AU0.074 AU28.74 LD11,049,355 km23h39m+03°13'96.2°79.6°

Based on its absolute magnitude (Hₒ) of 19.6 and an albedo between 0.25 and 0.05, the estimated diameter of 2011 WN15 is 320 - 715 m.

2011 WN15- 2019-12-09

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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.