2015 KW121
ephemeris date magn radius delta (AU) delta (LD) delta (km) ra dec elong phase
Today1 Apr 202028.10.580 AU0.649 AU252.44 LD97,055,490 km02h42m-10°08'33.4°108.7°
Approach21 May 202022.21.023 AU0.049 AU18.89 LD7,262,337 km21h13m-05°16'100.9°76.4°
Brightest23 May 202021.91.042 AU0.054 AU21.08 LD8,102,664 km19h37m+05°13'121.0°56.4°

Based on its absolute magnitude (Hₒ) of 26.1 and an albedo between 0.25 and 0.05, the estimated diameter of 2015 KW121 is 15 - 35 m.

2015 KW121- 2020-04-01
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.