2013 UB3
ephemeris date magn radius delta (AU) delta (LD) delta (km) ra dec elong phase
Brightest9 Nov 201820.61.041 AU0.054 AU20.95 LD8,054,084 km03h35m-03°21'157.7°21.2°
Approach14 Nov 201820.81.033 AU0.052 AU20.17 LD7,753,737 km02h58m-14°51'146.6°31.8°
Today19 Jan 201929.80.841 AU0.162 AU63.03 LD24,231,795 km20h38m-45°06'25.8°149.4°

Based on its absolute magnitude (Hₒ) of 25.8and an albedo between 0.25 and 0.05, the estimated diameter of 2013 UB3 is 20 - 40 m.

2013 UB3- 2019-01-19
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.