2015 BK509
ephemeris date magn radius delta (AU) delta (LD) delta (km) ra dec elong phase
Today2 Dec 202424.61.494 AU0.895 AU348.06 LD133,815,714 km09h58m+20°29'105.1°39.6°
Brightest23 Feb 202516.71.004 AU0.028 AU10.80 LD4,152,886 km13h48m-23°05'120.4°58.2°
Approach25 Feb 202517.30.990 AU0.023 AU9.00 LD3,461,197 km16h00m-42°43'89.6°89.1°

Based on its absolute magnitude (Hâ‚’) of 22.4 and an albedo between 0.25 and 0.05, the estimated diameter of 2015 BK509 is 90 - 200 m.

2015 BK509- 2024-12-02
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.