2018 UA3
ephemeris date magn radius delta (AU) delta (LD) delta (km) ra dec elong phase
Brightest1 Nov 201819.61.040 AU0.069 AU26.83 LD10,315,073 km23h10m+35°26'131.8°45.3°
Approach7 Nov 201820.30.994 AU0.056 AU21.64 LD8,319,201 km20h12m+32°37'91.3°85.5°
Today15 Nov 201823.70.938 AU0.074 AU28.84 LD11,088,364 km17h28m+13°35'45.0°131.8°

Based on its absolute magnitude (Hₒ) of 23.6and an albedo between 0.25 and 0.05, the estimated diameter of 2018 UA3 is 50 - 115 m.

2018 UA3- 2018-11-15
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.