2018 XB
ephemeris date magn radius delta (AU) delta (LD) delta (km) ra dec elong phase
Brightest2 Dec 201818.50.992 AU0.007 AU2.57 LD987,816 km04h34m+43°17'158.6°21.2°
Approach3 Dec 201819.00.989 AU0.005 AU2.09 LD805,054 km07h52m+67°27'125.6°54.1°
Today14 Dec 201826.40.963 AU0.037 AU14.52 LD5,581,799 km14h45m+14°01'53.7°124.5°

Based on its absolute magnitude (Hₒ) of 28.4and an albedo between 0.25 and 0.05, the estimated diameter of 2018 XB is 6 - 12 m.

2018 XB- 2018-12-14
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 lightcurve 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 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.