2018 WD2
ephemeris date magn radius delta (AU) delta (LD) delta (km) ra dec elong phase
Brightest3 Dec 201816.30.996 AU0.010 AU4.04 LD1,553,784 km04h36m+21°57'179.7°0.3°
Approach4 Dec 201817.20.993 AU0.009 AU3.44 LD1,323,370 km06h45m+14°25'150.0°29.8°
Today14 Dec 201822.60.979 AU0.040 AU15.74 LD6,051,006 km11h36m-14°19'81.5°96.1°

Based on its absolute magnitude (Hₒ) of 26.2and an albedo between 0.25 and 0.05, the estimated diameter of 2018 WD2 is 15 - 35 m.

2018 WD2- 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.